{"schemaVersion":1,"symbol":"IUSG","days":90,"observations":[{"symbol":"IUSG","expiry":"2026-11-20","observed_at":"2026-10-21T19:55:01.130000+00:00","captured_at":"2026-10-22T05:32:38.523Z","last_trade_at":"2026-10-21T20:00:00.361875051Z","price":192.16,"iv_pct":21.094365399605667,"implied_move_pct":4.774690408211468,"put_call_skew_pp":8.007705254515601,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/IUSG","source_hash":"0e16c98a343a03a2138972fa90dcb4e62b918e87c35427c01b3a959563b7471a"},{"symbol":"IUSG","expiry":"2026-11-20","observed_at":"2026-10-22T19:55:01.161000+00:00","captured_at":"2026-10-22T20:44:39.640Z","last_trade_at":"2026-10-22T20:00:00.474865538Z","price":187.04,"iv_pct":24.061945470142852,"implied_move_pct":5.423432176233221,"put_call_skew_pp":5.993022445820431,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/IUSG","source_hash":"5b8bf70c5cac3d61eb06e2564c3e60ee2b0d5981182c23eb69763f94ea51468a"},{"symbol":"IUSG","expiry":"2026-11-20","observed_at":"2026-10-23T19:55:02.755000+00:00","captured_at":"2026-10-23T20:58:03.447Z","last_trade_at":"2026-10-23T20:00:00.452412705Z","price":186.05,"iv_pct":24.74756833976106,"implied_move_pct":5.464948079837387,"put_call_skew_pp":5.605381394523626,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/IUSG","source_hash":"da900bbbed9d6bb5525bd7e6c2355a90aacdc258208266ff45a7852ee7def9b8"},{"symbol":"IUSG","expiry":"2026-11-20","observed_at":"2026-10-26T19:55:05.629000+00:00","captured_at":"2026-10-27T01:32:43.856Z","last_trade_at":"2026-10-26T20:00:00.593899773Z","price":188.05,"iv_pct":22.80101319581374,"implied_move_pct":4.776581799845061,"put_call_skew_pp":8.377842613680986,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/IUSG","source_hash":"f271e6b3d138f354becd9aad9fd02aa678f431981450ce5fdadd5ca4668dcbca"},{"symbol":"IUSG","expiry":"2026-11-20","observed_at":"2026-10-27T15:24:40.736000+00:00","captured_at":"2026-10-27T15:36:28.213Z","last_trade_at":"2026-10-27T15:36:27.309819083Z","price":189.625,"iv_pct":21.853512972409632,"implied_move_pct":4.501786872179837,"put_call_skew_pp":8.299907558521907,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/IUSG","source_hash":"c9c4794a84099ee6ae3ba10fe5bcd37de33dfea7e16eb0b6b7ccebb2b5824808"},{"symbol":"IUSG","expiry":"2026-11-20","observed_at":"2026-10-27T19:55:01.241000+00:00","captured_at":"2026-10-27T23:50:48.185Z","last_trade_at":"2026-10-27T20:00:00.567587724Z","price":189.83,"iv_pct":21.65903796319845,"implied_move_pct":4.457107438179352,"put_call_skew_pp":8.117617713004483,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/IUSG","source_hash":"2f1f9e754207d4296a477d505f64522c8b2750f0beb8d590f154e0c59c514921"},{"symbol":"IUSG","expiry":"2026-11-20","observed_at":"2026-10-28T19:55:01.206000+00:00","captured_at":"2026-10-28T20:34:13.251Z","last_trade_at":"2026-10-28T20:00:00.606202955Z","price":190.97,"iv_pct":21.25534122125422,"implied_move_pct":4.280142105737332,"put_call_skew_pp":7.524358498705783,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/IUSG","source_hash":"2e9eff943678921e5dead766ddd51a4805dc28908a8512d06e42cb4dafea6e7c"},{"symbol":"IUSG","expiry":"2026-11-20","observed_at":"2026-10-29T19:55:05.811000+00:00","captured_at":"2026-10-30T00:04:50.952Z","last_trade_at":"2026-10-29T20:00:01.261128057Z","price":188.5,"iv_pct":21.680793728034605,"implied_move_pct":4.255016231356529,"put_call_skew_pp":6.52524529687949,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/IUSG","source_hash":"c5ed03ac5851066383c1956b0896989e89519ba1dfd2873b352f69915387f0f2"},{"symbol":"IUSG","expiry":"2026-11-20","observed_at":"2026-10-30T19:55:05.601000+00:00","captured_at":"2026-10-30T23:13:46.556Z","last_trade_at":"2026-10-30T20:00:00.545006982Z","price":183.54,"iv_pct":25.734732412219547,"implied_move_pct":4.940712404222845,"put_call_skew_pp":8.633317301470905,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/IUSG","source_hash":"af98030bdc7f358e08ef70d878544ff8d4784895a4039f1f39a13f12ad9bb524"},{"symbol":"IUSG","expiry":"2026-11-20","observed_at":"2026-11-03T20:55:01.142000+00:00","captured_at":"2026-11-04T01:43:16.885Z","last_trade_at":"2026-11-03T21:00:00.724276695Z","price":183.79,"iv_pct":28.615493373667533,"implied_move_pct":4.941639125071486,"put_call_skew_pp":9.010819094752259,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/IUSG","source_hash":"95946be7556bb10c6fa5f32e1d94da9a83c0c7a77cc1eb7456de1ba00e641591"}],"dailyIv":[{"symbol":"IUSG","date":"2026-08-10","iv_pct":21.634457873528216,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":23.806220472440945,"put_iv_pct":17.161636363636365},{"expiry":"2026-09-18","call_iv_pct":22.822629601803154,"put_iv_pct":19.077820512820516},{"expiry":"2026-12-18","call_iv_pct":21.64888888888889,"put_iv_pct":22.174139240506328},{"expiry":"2027-03-19","call_iv_pct":23.13488970588235,"put_iv_pct":23.24943820224719}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"881d1f56b36ba11d684bb43700c4665f09ce3f6f45cfaceb17b8fdc02745cd71","captured_at":"2026-10-24T17:52:22.144267+00:00","observed_at":"2026-08-10T15:59:00-04:00","session_close_at":"2026-08-10T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-08-10","end_date":"2026-08-10","strike_range":20,"format":"json"},"source_hash":"7a9097d46b48e4105be7b0a1fb766c0f611dc2a006c9b76165670f6868a11d14"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-08-21","start_date":"2026-08-08","end_date":"2026-08-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"a543903234ed4dd6d6e4fb37d2323d41182e211e456d96b7db53c95a440d8871"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-08-08","end_date":"2026-08-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"ed7e4a8425706ef2c477a4cc6d04f7bb280f0f70d830966703695364b46676f2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-08-08","end_date":"2026-08-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"984f70d270608a07a63b3965a01f07e5929c4772f915899f158957a68a1187f2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-08-08","end_date":"2026-08-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"7ce56986aaed38fee582d1225438b6de7467c31785cb9641169f84e93159650b"}]},{"symbol":"IUSG","date":"2026-08-11","iv_pct":20.645682484920187,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":20.43520325203252,"put_iv_pct":15.913267457180499},{"expiry":"2026-09-18","call_iv_pct":20.535974717232204,"put_iv_pct":19.070794824399258},{"expiry":"2026-12-18","call_iv_pct":22.72681660899654,"put_iv_pct":20.652753792298718},{"expiry":"2027-03-19","call_iv_pct":23.467728873239437,"put_iv_pct":22.3629203539823}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"1f2b69023d7984ed7126819dec37f088ab63f2fcf07c97cf5f673662c29c08e5","captured_at":"2026-10-24T17:52:20.140247+00:00","observed_at":"2026-08-11T15:59:00-04:00","session_close_at":"2026-08-11T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-08-11","end_date":"2026-08-11","strike_range":20,"format":"json"},"source_hash":"7d83477eb3822de0186ed1d1945743615cc7b5ddedae0538ed72a96765688566"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-08-21","start_date":"2026-08-08","end_date":"2026-08-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"a543903234ed4dd6d6e4fb37d2323d41182e211e456d96b7db53c95a440d8871"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-08-08","end_date":"2026-08-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"ed7e4a8425706ef2c477a4cc6d04f7bb280f0f70d830966703695364b46676f2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-08-08","end_date":"2026-08-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"984f70d270608a07a63b3965a01f07e5929c4772f915899f158957a68a1187f2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-08-08","end_date":"2026-08-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"7ce56986aaed38fee582d1225438b6de7467c31785cb9641169f84e93159650b"}]},{"symbol":"IUSG","date":"2026-08-12","iv_pct":19.901883244792,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":17.947437673130196,"put_iv_pct":16.666941323345817},{"expiry":"2026-09-18","call_iv_pct":19.1103267136451,"put_iv_pct":18.920658794282165},{"expiry":"2026-12-18","call_iv_pct":21.42928082191781,"put_iv_pct":20.93900497512438},{"expiry":"2027-03-19","call_iv_pct":22.15873524451939,"put_iv_pct":22.042680412371134}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"80087b14c1ab532fc384e4aee7edf02bb195ef425208cbb380864ac7f92a5371","captured_at":"2026-10-24T17:52:18.373963+00:00","observed_at":"2026-08-12T15:59:00-04:00","session_close_at":"2026-08-12T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-08-12","end_date":"2026-08-12","strike_range":20,"format":"json"},"source_hash":"5b49481f5976072606bd5536aa74f75a79d40df6d6d2141bced9a5ebd70d7626"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-08-21","start_date":"2026-08-08","end_date":"2026-08-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"a543903234ed4dd6d6e4fb37d2323d41182e211e456d96b7db53c95a440d8871"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-08-08","end_date":"2026-08-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"ed7e4a8425706ef2c477a4cc6d04f7bb280f0f70d830966703695364b46676f2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-08-08","end_date":"2026-08-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"984f70d270608a07a63b3965a01f07e5929c4772f915899f158957a68a1187f2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-08-08","end_date":"2026-08-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"7ce56986aaed38fee582d1225438b6de7467c31785cb9641169f84e93159650b"}]},{"symbol":"IUSG","date":"2026-08-13","iv_pct":19.75238460232915,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":17.180363223609536,"put_iv_pct":17.2865704772475},{"expiry":"2026-09-18","call_iv_pct":18.167720465890184,"put_iv_pct":18.190109289617485},{"expiry":"2026-12-18","call_iv_pct":20.288895486935864,"put_iv_pct":22.435131578947367},{"expiry":"2027-03-19","call_iv_pct":20.75544283413849,"put_iv_pct":23.714843462246776}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"59091266e1c9c7b5c73ecb19ec263d44c219dbfcc7c5d9c58f57a925bec5549d","captured_at":"2026-10-24T17:52:16.339885+00:00","observed_at":"2026-08-13T15:59:00-04:00","session_close_at":"2026-08-13T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-08-13","end_date":"2026-08-13","strike_range":20,"format":"json"},"source_hash":"f1cc4ad3d1d2e8097851d1dfe703ea7a6039367f94118ceb610222842df345b7"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-08-21","start_date":"2026-08-08","end_date":"2026-08-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"a543903234ed4dd6d6e4fb37d2323d41182e211e456d96b7db53c95a440d8871"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-08-08","end_date":"2026-08-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"ed7e4a8425706ef2c477a4cc6d04f7bb280f0f70d830966703695364b46676f2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-08-08","end_date":"2026-08-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"984f70d270608a07a63b3965a01f07e5929c4772f915899f158957a68a1187f2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-08-08","end_date":"2026-08-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"7ce56986aaed38fee582d1225438b6de7467c31785cb9641169f84e93159650b"}]},{"symbol":"IUSG","date":"2026-08-14","iv_pct":18.87801249291427,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":16.647667386609072,"put_iv_pct":12.9262265758092},{"expiry":"2026-09-18","call_iv_pct":17.189749182115595,"put_iv_pct":17.3824432132964},{"expiry":"2026-12-18","call_iv_pct":20.867734553775744,"put_iv_pct":20.801193317422435},{"expiry":"2027-03-19","call_iv_pct":22.584799999999998,"put_iv_pct":22.624285714285712}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"a6d6726efafb84007c6b4c0ae2c53b39c117d35163128973441329b6062e8599","captured_at":"2026-10-24T17:52:14.236905+00:00","observed_at":"2026-08-14T15:59:00-04:00","session_close_at":"2026-08-14T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-08-14","end_date":"2026-08-14","strike_range":20,"format":"json"},"source_hash":"fe67425b80d7ad52a4a3016f8921afce379c8c9f46902d7630f3727f60540a8d"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-08-21","start_date":"2026-08-08","end_date":"2026-08-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"a543903234ed4dd6d6e4fb37d2323d41182e211e456d96b7db53c95a440d8871"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-08-08","end_date":"2026-08-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"ed7e4a8425706ef2c477a4cc6d04f7bb280f0f70d830966703695364b46676f2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-08-08","end_date":"2026-08-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"984f70d270608a07a63b3965a01f07e5929c4772f915899f158957a68a1187f2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-08-08","end_date":"2026-08-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"7ce56986aaed38fee582d1225438b6de7467c31785cb9641169f84e93159650b"}]},{"symbol":"IUSG","date":"2026-08-17","iv_pct":19.71475268558367,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":19.491909650924025,"put_iv_pct":14.2826582278481},{"expiry":"2026-09-18","call_iv_pct":19.071985773562535,"put_iv_pct":18.315693348365276},{"expiry":"2026-12-18","call_iv_pct":21.1925974025974,"put_iv_pct":20.6033409350057},{"expiry":"2027-03-19","call_iv_pct":22.496765676567655,"put_iv_pct":22.26307046979866}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"cee84c141dfb0ae839644f9b63e77e078861002bd390cb1e594303922a15ba08","captured_at":"2026-10-24T17:51:55.433403+00:00","observed_at":"2026-08-17T15:59:00-04:00","session_close_at":"2026-08-17T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-08-17","end_date":"2026-08-17","strike_range":20,"format":"json"},"source_hash":"577223e604caae574a5df4e2f823b50ee68f8a9ed047097eaccdf96d8aca0b57"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-08-21","start_date":"2026-08-15","end_date":"2026-08-20","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"03461bd24d87f7549de83daef97a6853a5c22b1e2284f54cdcdf3c2e62e198d4"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-08-15","end_date":"2026-08-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"9be5e36d703abfe4ee702eb8ab2af1647da2be62c6dedd527a1c8496703d5203"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-08-15","end_date":"2026-08-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"dd823778721ebc14aaabb3b61a7fed1daeb92c6bd3bad262327a48931cc0f8e8"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-08-15","end_date":"2026-08-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"3d44647bc1c2370cc012f6493232e7a7e8e1723a065edef5516501a67b96c079"}]},{"symbol":"IUSG","date":"2026-08-18","iv_pct":20.84742816799574,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":21.563740942028986,"put_iv_pct":18.036961506961507},{"expiry":"2026-09-18","call_iv_pct":19.4353911205074,"put_iv_pct":19.10552506596306},{"expiry":"2026-12-18","call_iv_pct":21.027697756788665,"put_iv_pct":21.831398773006132},{"expiry":"2027-03-19","call_iv_pct":22.609393939393946,"put_iv_pct":23.169316239316238}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"fb1aeed9647e8ce623cd4c52863eb6d20bf8e4c04be2b322e460919f8779c5f1","captured_at":"2026-10-24T17:51:53.624283+00:00","observed_at":"2026-08-18T15:59:00-04:00","session_close_at":"2026-08-18T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-08-18","end_date":"2026-08-18","strike_range":20,"format":"json"},"source_hash":"22e8f5e3362254fdf9c837328a94ade7f0b76d6814b4a8d75bbf2e3d585dbe19"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-08-21","start_date":"2026-08-15","end_date":"2026-08-20","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"03461bd24d87f7549de83daef97a6853a5c22b1e2284f54cdcdf3c2e62e198d4"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-08-15","end_date":"2026-08-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"9be5e36d703abfe4ee702eb8ab2af1647da2be62c6dedd527a1c8496703d5203"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-08-15","end_date":"2026-08-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"dd823778721ebc14aaabb3b61a7fed1daeb92c6bd3bad262327a48931cc0f8e8"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-08-15","end_date":"2026-08-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"3d44647bc1c2370cc012f6493232e7a7e8e1723a065edef5516501a67b96c079"}]},{"symbol":"IUSG","date":"2026-08-19","iv_pct":20.836848377245133,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":22.85,"put_iv_pct":18.72753433616743},{"expiry":"2026-09-18","call_iv_pct":18.75013698630137,"put_iv_pct":19.17176133402814},{"expiry":"2026-12-18","call_iv_pct":21.911785714285713,"put_iv_pct":20.672006960556846},{"expiry":"2027-03-19","call_iv_pct":22.670973451327434,"put_iv_pct":21.94058823529412}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"5d21f2cffb6c805dea23d9bebbe296353a36d48d136ea577a285547121958d3c","captured_at":"2026-10-24T17:51:51.621534+00:00","observed_at":"2026-08-19T15:59:00-04:00","session_close_at":"2026-08-19T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-08-19","end_date":"2026-08-19","strike_range":20,"format":"json"},"source_hash":"dfde2ee41b9ce815726141cade3a227aa3402cf2ddb1d78510362ff6b20f2d57"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-08-21","start_date":"2026-08-15","end_date":"2026-08-20","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"03461bd24d87f7549de83daef97a6853a5c22b1e2284f54cdcdf3c2e62e198d4"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-08-15","end_date":"2026-08-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"9be5e36d703abfe4ee702eb8ab2af1647da2be62c6dedd527a1c8496703d5203"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-08-15","end_date":"2026-08-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"dd823778721ebc14aaabb3b61a7fed1daeb92c6bd3bad262327a48931cc0f8e8"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-08-15","end_date":"2026-08-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"3d44647bc1c2370cc012f6493232e7a7e8e1723a065edef5516501a67b96c079"}]},{"symbol":"IUSG","date":"2026-08-20","iv_pct":22.13411425442488,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":30.528894230769232,"put_iv_pct":23.585207221994253},{"expiry":"2026-09-18","call_iv_pct":20.086196840826247,"put_iv_pct":18.868261877172653},{"expiry":"2026-10-16","call_iv_pct":20.703359374999998,"put_iv_pct":20.13166037735849},{"expiry":"2026-12-18","call_iv_pct":21.84629013079667,"put_iv_pct":21.323043981481483}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"4e3f9c78f1b32a53e5f4f34c92f1c4bd449949ae2bb1490f7ccfabb6345b62a8","captured_at":"2026-10-24T17:51:49.418823+00:00","observed_at":"2026-08-20T15:59:00-04:00","session_close_at":"2026-08-20T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-08-20","end_date":"2026-08-20","strike_range":20,"format":"json"},"source_hash":"bc140b9e483c5378a2cd5800007fdfb9f637a76dca38eaf1e71c062568b2b851"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-08-21","start_date":"2026-08-15","end_date":"2026-08-20","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"03461bd24d87f7549de83daef97a6853a5c22b1e2284f54cdcdf3c2e62e198d4"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-08-15","end_date":"2026-08-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"9be5e36d703abfe4ee702eb8ab2af1647da2be62c6dedd527a1c8496703d5203"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-08-15","end_date":"2026-08-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"2c26f148c1e5c47bd9ef3792e446bd3433f68a1e09fb88f567afecaaf4494655"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-08-15","end_date":"2026-08-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"dd823778721ebc14aaabb3b61a7fed1daeb92c6bd3bad262327a48931cc0f8e8"}]},{"symbol":"IUSG","date":"2026-08-21","iv_pct":20.678969962278718,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":18.082061032863848,"put_iv_pct":20.041468232781632},{"expiry":"2026-10-16","call_iv_pct":18.909856115107914,"put_iv_pct":20.53426356589147},{"expiry":"2026-12-18","call_iv_pct":20.966527777777777,"put_iv_pct":22.072463414634147},{"expiry":"2027-03-19","call_iv_pct":21.510152671755726,"put_iv_pct":23.31496688741722}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"6efa0f9429e75ca3e57ae0189c4138e8ac008c2a4f87f51d106725f3a9eaadd6","captured_at":"2026-10-24T17:51:45.284986+00:00","observed_at":"2026-08-21T15:59:00-04:00","session_close_at":"2026-08-21T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-08-21","end_date":"2026-08-21","strike_range":20,"format":"json"},"source_hash":"a9b780577e6c1fcee5c0f911ec9725057b68efb13c658bc89acef2e6113c4255"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-08-15","end_date":"2026-08-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"9be5e36d703abfe4ee702eb8ab2af1647da2be62c6dedd527a1c8496703d5203"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-08-15","end_date":"2026-08-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"2c26f148c1e5c47bd9ef3792e446bd3433f68a1e09fb88f567afecaaf4494655"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-08-15","end_date":"2026-08-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"dd823778721ebc14aaabb3b61a7fed1daeb92c6bd3bad262327a48931cc0f8e8"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-08-15","end_date":"2026-08-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"3d44647bc1c2370cc012f6493232e7a7e8e1723a065edef5516501a67b96c079"}]},{"symbol":"IUSG","date":"2026-08-24","iv_pct":20.987307588288946,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":19.88741573033708,"put_iv_pct":19.611915789473684},{"expiry":"2026-10-16","call_iv_pct":20.16771653543307,"put_iv_pct":20.133913043478262},{"expiry":"2026-12-18","call_iv_pct":21.92212598425197,"put_iv_pct":21.664897494305237},{"expiry":"2027-03-19","call_iv_pct":22.15951612903226,"put_iv_pct":22.35096}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"017e788e37fab43fbb3e5bfba34d44d42acb03c17baa9a0db6a8397a8c143483","captured_at":"2026-10-24T17:51:33.199339+00:00","observed_at":"2026-08-24T15:59:00-04:00","session_close_at":"2026-08-24T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-08-24","end_date":"2026-08-24","strike_range":20,"format":"json"},"source_hash":"d50c5c2f5043c128c60623f7858346ff56eaa155b4f09b6faf74eaf6e1f5a1f6"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-08-22","end_date":"2026-08-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"5c96ef979596e9dbf3a8ef7c9ac78afb99f318265140f35c9d0160fb4f336732"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-08-22","end_date":"2026-08-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"c87304f6e8197b678fff0da3caf8e108ca0b044756443eaf1c092f66285a635d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-08-22","end_date":"2026-08-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"c2947b2db6b1542d7e42d104cbb3c66b30b977937ba42d7162218f6c292f7463"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-08-22","end_date":"2026-08-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"0adf5dd74feb9038f778b39bb86d664a3f36cecea1975dee871b51d7ccd06c97"}]},{"symbol":"IUSG","date":"2026-08-25","iv_pct":20.315299000871786,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":18.330274858528696,"put_iv_pct":20.52643724696356},{"expiry":"2026-10-16","call_iv_pct":18.307466666666667,"put_iv_pct":20.764618320610687},{"expiry":"2026-12-18","call_iv_pct":19.646413721413722,"put_iv_pct":21.385547785547786},{"expiry":"2027-03-19","call_iv_pct":21.13878787878788,"put_iv_pct":22.422845528455284}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"0e67cd33a213dccea76d2fe4f6b87300f38273c38fe98abba6cdf68e44d44af9","captured_at":"2026-10-24T17:51:31.632343+00:00","observed_at":"2026-08-25T15:59:00-04:00","session_close_at":"2026-08-25T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-08-25","end_date":"2026-08-25","strike_range":20,"format":"json"},"source_hash":"617716b6cfea6838fb739f6134fba046aafcd6efc481de133dc6cb88e47d5a45"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-08-22","end_date":"2026-08-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"5c96ef979596e9dbf3a8ef7c9ac78afb99f318265140f35c9d0160fb4f336732"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-08-22","end_date":"2026-08-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"c87304f6e8197b678fff0da3caf8e108ca0b044756443eaf1c092f66285a635d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-08-22","end_date":"2026-08-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"c2947b2db6b1542d7e42d104cbb3c66b30b977937ba42d7162218f6c292f7463"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-08-22","end_date":"2026-08-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"0adf5dd74feb9038f778b39bb86d664a3f36cecea1975dee871b51d7ccd06c97"}]},{"symbol":"IUSG","date":"2026-08-26","iv_pct":20.258842583009756,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":18.962912621359223,"put_iv_pct":18.603846903949293},{"expiry":"2026-10-16","call_iv_pct":18.24405844155844,"put_iv_pct":19.760214285714287},{"expiry":"2026-12-18","call_iv_pct":20.119817400644468,"put_iv_pct":22.051605231866827},{"expiry":"2027-03-19","call_iv_pct":21.35234375,"put_iv_pct":22.975942028985507}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"ca203f6223b44e98d5311ea66bb160b478e6c41bfd9d588f11f4ce189bef7152","captured_at":"2026-10-24T17:51:29.919169+00:00","observed_at":"2026-08-26T15:59:00-04:00","session_close_at":"2026-08-26T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-08-26","end_date":"2026-08-26","strike_range":20,"format":"json"},"source_hash":"eb16b40cb11afa5cc3dbbbdf3b5926f8e1b08664ea09b9e3f4d2d4d9a50b2221"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-08-22","end_date":"2026-08-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"5c96ef979596e9dbf3a8ef7c9ac78afb99f318265140f35c9d0160fb4f336732"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-08-22","end_date":"2026-08-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"c87304f6e8197b678fff0da3caf8e108ca0b044756443eaf1c092f66285a635d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-08-22","end_date":"2026-08-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"c2947b2db6b1542d7e42d104cbb3c66b30b977937ba42d7162218f6c292f7463"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-08-22","end_date":"2026-08-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"0adf5dd74feb9038f778b39bb86d664a3f36cecea1975dee871b51d7ccd06c97"}]},{"symbol":"IUSG","date":"2026-08-27","iv_pct":19.49692928193512,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":14.986630236794172,"put_iv_pct":19.474901408450705},{"expiry":"2026-10-16","call_iv_pct":16.864662576687117,"put_iv_pct":20.638195488721806},{"expiry":"2026-12-18","call_iv_pct":18.635318181818185,"put_iv_pct":22.495084541062802},{"expiry":"2027-03-19","call_iv_pct":20.0039751552795,"put_iv_pct":22.87666666666667}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"eb0face1cf96e1e6eba69e6b478304ecda4332c0e23e98bb7546e2bd6a81b207","captured_at":"2026-10-24T17:51:27.829659+00:00","observed_at":"2026-08-27T15:59:00-04:00","session_close_at":"2026-08-27T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-08-27","end_date":"2026-08-27","strike_range":20,"format":"json"},"source_hash":"6c44461595c5ec1e9e07d2167733efce43e52f6b055d6683293ac77ab7ae1ab5"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-08-22","end_date":"2026-08-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"5c96ef979596e9dbf3a8ef7c9ac78afb99f318265140f35c9d0160fb4f336732"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-08-22","end_date":"2026-08-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"c87304f6e8197b678fff0da3caf8e108ca0b044756443eaf1c092f66285a635d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-08-22","end_date":"2026-08-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"c2947b2db6b1542d7e42d104cbb3c66b30b977937ba42d7162218f6c292f7463"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-08-22","end_date":"2026-08-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"0adf5dd74feb9038f778b39bb86d664a3f36cecea1975dee871b51d7ccd06c97"}]},{"symbol":"IUSG","date":"2026-08-28","iv_pct":18.88736063368498,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":17.473,"put_iv_pct":15.663171086087905},{"expiry":"2026-10-16","call_iv_pct":18.498506493506493,"put_iv_pct":16.902117647058823},{"expiry":"2026-12-18","call_iv_pct":20.451555051078323,"put_iv_pct":19.466470588235293},{"expiry":"2027-03-19","call_iv_pct":21.48944881889764,"put_iv_pct":21.154615384615383}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"139742d9173d8f5f1a0cdb3d02674b763348c77fa7b4330b049a2e04c24b8069","captured_at":"2026-10-24T17:51:25.922908+00:00","observed_at":"2026-08-28T15:59:00-04:00","session_close_at":"2026-08-28T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-08-28","end_date":"2026-08-28","strike_range":20,"format":"json"},"source_hash":"506b1344bb52eb82ee5c8b240b1070923c92975e2249b99de0209ca1a2e06dfe"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-08-22","end_date":"2026-08-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"5c96ef979596e9dbf3a8ef7c9ac78afb99f318265140f35c9d0160fb4f336732"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-08-22","end_date":"2026-08-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"c87304f6e8197b678fff0da3caf8e108ca0b044756443eaf1c092f66285a635d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-08-22","end_date":"2026-08-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"c2947b2db6b1542d7e42d104cbb3c66b30b977937ba42d7162218f6c292f7463"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-08-22","end_date":"2026-08-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"0adf5dd74feb9038f778b39bb86d664a3f36cecea1975dee871b51d7ccd06c97"}]},{"symbol":"IUSG","date":"2026-08-31","iv_pct":19.191668745563785,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":15.999641448547866,"put_iv_pct":19.309362139917695},{"expiry":"2026-10-16","call_iv_pct":17.04277777777778,"put_iv_pct":19.20523961661342},{"expiry":"2026-12-18","call_iv_pct":19.16545547594678,"put_iv_pct":21.266211950394588},{"expiry":"2027-03-19","call_iv_pct":19.490843373493977,"put_iv_pct":22.05381818181818}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"3803a523a9a6f1b08bd1725d96cdb99b9723db75b01b9da6e89b8d9969e42103","captured_at":"2026-10-24T17:51:08.961584+00:00","observed_at":"2026-08-31T15:59:00-04:00","session_close_at":"2026-08-31T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-08-31","end_date":"2026-08-31","strike_range":20,"format":"json"},"source_hash":"8121771bf92d93375aa2ba30de636c422d4d9f0fac1f1b3f6b2cd81c680da0a3"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-08-29","end_date":"2026-08-31","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"b718297f8b4b81f97be235ed3e1328bfeb6532a67bed700c164cd5be1467c321"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-08-29","end_date":"2026-08-31","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"7c7137f9a3de1fda1a2c5c1d454479b17b573b352ef7da0b682ccc252c94eed6"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-08-29","end_date":"2026-08-31","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"020fbc52fe1931e64fb36e3737570202a3adf8143165d741c01fe2fdcf0b0b41"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-08-29","end_date":"2026-08-31","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"7b5612eeb40203ec753131a9ebb833804d8411a0fcef27a7b76c83c0b9b8af7a"}]},{"symbol":"IUSG","date":"2026-09-01","iv_pct":19.45076797480442,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":18.431919150673746,"put_iv_pct":17.840294358135733},{"expiry":"2026-10-16","call_iv_pct":18.470185185185183,"put_iv_pct":18.70688473520249},{"expiry":"2026-12-18","call_iv_pct":19.70217910447761,"put_iv_pct":20.616111719605694},{"expiry":"2027-03-19","call_iv_pct":20.01783783783784,"put_iv_pct":21.820731707317073}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"d45f73821832c2b6bb861a218f164f2f4f857095ca12c7d1357d82e6b7820c38","captured_at":"2026-10-24T17:51:03.551712+00:00","observed_at":"2026-09-01T15:59:00-04:00","session_close_at":"2026-09-01T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-09-01","end_date":"2026-09-01","strike_range":20,"format":"json"},"source_hash":"5973d3d3956fea112606017cbab7a390beb7feda168f48ddf674e06386fc4fb7"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-09-01","end_date":"2026-09-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"d214c63ddf3511e9b537de9c05f04d66ce0ced9562a457cca048d79127be3042"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-09-01","end_date":"2026-09-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"c3cf712bb7490fdef4f0faa24516755974e0fecf2ecf03587a96b55622f14274"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-09-01","end_date":"2026-09-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"ca49a2ec63523608a12a873056d659bdf0818c7bce4bec8be33e4906694d796a"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-09-01","end_date":"2026-09-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"3bfe6d15307e575c283875f6629b110934e40c0d7408e881057499d79f2a2e6c"}]},{"symbol":"IUSG","date":"2026-09-02","iv_pct":19.202631743180774,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":16.712681904761904,"put_iv_pct":19.395724020442927},{"expiry":"2026-10-16","call_iv_pct":16.834413407821227,"put_iv_pct":19.29230769230769},{"expiry":"2026-12-18","call_iv_pct":18.10052826691381,"put_iv_pct":21.564309764309762},{"expiry":"2027-03-19","call_iv_pct":19.2772,"put_iv_pct":22.44388888888889}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"aafe10fe328136d7224ca226d059e3ed525107298ab884b89a79fc26858278c6","captured_at":"2026-10-24T17:50:25.100197+00:00","observed_at":"2026-09-02T15:59:00-04:00","session_close_at":"2026-09-02T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-09-02","end_date":"2026-09-02","strike_range":20,"format":"json"},"source_hash":"7350af531d875640d16d41214e4c8874cdc8742965937be183b7709d8ebfa00b"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-09-01","end_date":"2026-09-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"d214c63ddf3511e9b537de9c05f04d66ce0ced9562a457cca048d79127be3042"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-09-01","end_date":"2026-09-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"c3cf712bb7490fdef4f0faa24516755974e0fecf2ecf03587a96b55622f14274"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-09-01","end_date":"2026-09-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"ca49a2ec63523608a12a873056d659bdf0818c7bce4bec8be33e4906694d796a"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-09-01","end_date":"2026-09-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"3bfe6d15307e575c283875f6629b110934e40c0d7408e881057499d79f2a2e6c"}]},{"symbol":"IUSG","date":"2026-09-03","iv_pct":18.48100923986715,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":14.071742596810935,"put_iv_pct":19.135805597579424},{"expiry":"2026-10-16","call_iv_pct":15.72535064935065,"put_iv_pct":19.112499999999997},{"expiry":"2026-12-18","call_iv_pct":16.967004566210043,"put_iv_pct":21.738476297968397},{"expiry":"2027-03-19","call_iv_pct":18.40235294117647,"put_iv_pct":22.69484126984127}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"e07f73c8e44fd6497920c2f8f850af2f0fb3960db6fa84aa9711871b25936b93","captured_at":"2026-10-24T17:50:23.523926+00:00","observed_at":"2026-09-03T15:59:00-04:00","session_close_at":"2026-09-03T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-09-03","end_date":"2026-09-03","strike_range":20,"format":"json"},"source_hash":"7faecf7748d42962306059e033d499f392fef1202e18191ddcac2dad555d3c82"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-09-01","end_date":"2026-09-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"d214c63ddf3511e9b537de9c05f04d66ce0ced9562a457cca048d79127be3042"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-09-01","end_date":"2026-09-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"c3cf712bb7490fdef4f0faa24516755974e0fecf2ecf03587a96b55622f14274"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-09-01","end_date":"2026-09-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"ca49a2ec63523608a12a873056d659bdf0818c7bce4bec8be33e4906694d796a"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-09-01","end_date":"2026-09-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"3bfe6d15307e575c283875f6629b110934e40c0d7408e881057499d79f2a2e6c"}]},{"symbol":"IUSG","date":"2026-09-04","iv_pct":18.339321015306183,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":15.988361460570728,"put_iv_pct":16.050117792932426},{"expiry":"2026-10-16","call_iv_pct":17.0425,"put_iv_pct":17.161098265895955},{"expiry":"2026-12-18","call_iv_pct":19.469969481180062,"put_iv_pct":20.16306238185255},{"expiry":"2027-03-19","call_iv_pct":19.857826086956525,"put_iv_pct":20.981632653061226}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"de99f139b60fdf85e224664f24dbae6ba39966f8cbc290f4bbcd25aa031418aa","captured_at":"2026-10-24T17:50:21.778496+00:00","observed_at":"2026-09-04T15:59:00-04:00","session_close_at":"2026-09-04T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-09-04","end_date":"2026-09-04","strike_range":20,"format":"json"},"source_hash":"36385a5f050aac0c6851d479dfbe386e2981d02c1db7b531a6d0caacc9eb59e8"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-09-01","end_date":"2026-09-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"d214c63ddf3511e9b537de9c05f04d66ce0ced9562a457cca048d79127be3042"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-09-01","end_date":"2026-09-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"c3cf712bb7490fdef4f0faa24516755974e0fecf2ecf03587a96b55622f14274"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-09-01","end_date":"2026-09-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"ca49a2ec63523608a12a873056d659bdf0818c7bce4bec8be33e4906694d796a"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-09-01","end_date":"2026-09-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"3bfe6d15307e575c283875f6629b110934e40c0d7408e881057499d79f2a2e6c"}]},{"symbol":"IUSG","date":"2026-09-08","iv_pct":19.542989810436488,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":20.941423670668954,"put_iv_pct":16.559439300411523},{"expiry":"2026-10-16","call_iv_pct":19.158997050147494,"put_iv_pct":17.73357142857143},{"expiry":"2026-12-18","call_iv_pct":20.500346274921302,"put_iv_pct":18.869990347490347},{"expiry":"2027-03-19","call_iv_pct":21.844324324324326,"put_iv_pct":20.73582608695652}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"91da5a0bc932d59a8d43decfbca5affa9649df070346b3bfa09c3bc221da023b","captured_at":"2026-10-24T17:50:07.532217+00:00","observed_at":"2026-09-08T15:59:00-04:00","session_close_at":"2026-09-08T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-09-08","end_date":"2026-09-08","strike_range":20,"format":"json"},"source_hash":"5fc23b416b69c81ebad769055bf80167993f0af8077b87e8f6d187af1e33f612"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-09-08","end_date":"2026-09-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"9dc6c235fe3b5b7e78dea6d2e88d214f900e70dfdfd24f106a525bfd934ed2b0"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-09-08","end_date":"2026-09-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"c47d29879bfa453a5b1599153e7a0b9312805cb83f62037d036bbb82d96e7a9f"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-09-08","end_date":"2026-09-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"6335998025cfb609449d95dd4c05775f510f82f3a448c399a251e3ac83ed5e7f"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-09-08","end_date":"2026-09-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"8f243bf674a6b93bb0436893911251d246b565db30080554d4c53bacee3727e5"}]},{"symbol":"IUSG","date":"2026-09-09","iv_pct":20.2670168211935,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":19.640932788944724,"put_iv_pct":20.453486120077468},{"expiry":"2026-10-16","call_iv_pct":18.63385444743935,"put_iv_pct":19.65794117647059},{"expiry":"2026-12-18","call_iv_pct":20.674383561643836,"put_iv_pct":20.48104081632653},{"expiry":"2027-03-19","call_iv_pct":20.946978417266187,"put_iv_pct":21.64751724137931}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"fb63e88bb07d09186a52ef0ac4d0d714b36a82cffa05b2bb82fd9558faa39af4","captured_at":"2026-10-24T17:50:05.726736+00:00","observed_at":"2026-09-09T15:59:00-04:00","session_close_at":"2026-09-09T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-09-09","end_date":"2026-09-09","strike_range":20,"format":"json"},"source_hash":"6d20f0b33a89beae5460ef7ff26bb32e6c704ff160fa5bdb53eef21505820fcc"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-09-08","end_date":"2026-09-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"9dc6c235fe3b5b7e78dea6d2e88d214f900e70dfdfd24f106a525bfd934ed2b0"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-09-08","end_date":"2026-09-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"c47d29879bfa453a5b1599153e7a0b9312805cb83f62037d036bbb82d96e7a9f"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-09-08","end_date":"2026-09-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"6335998025cfb609449d95dd4c05775f510f82f3a448c399a251e3ac83ed5e7f"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-09-08","end_date":"2026-09-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"8f243bf674a6b93bb0436893911251d246b565db30080554d4c53bacee3727e5"}]},{"symbol":"IUSG","date":"2026-09-10","iv_pct":20.85091183955653,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":21.900402025957582,"put_iv_pct":21.549808467741936},{"expiry":"2026-10-16","call_iv_pct":19.086798866855524,"put_iv_pct":19.978141592920355},{"expiry":"2026-12-18","call_iv_pct":20.08824681684623,"put_iv_pct":21.455893048128345},{"expiry":"2027-03-19","call_iv_pct":20.609148936170214,"put_iv_pct":22.13885496183206}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"72af16c07f3f95adef2dead88b4f4b88ef16490cfff599a12a2a51036d9b7cff","captured_at":"2026-10-24T17:50:03.919089+00:00","observed_at":"2026-09-10T15:59:00-04:00","session_close_at":"2026-09-10T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-09-10","end_date":"2026-09-10","strike_range":20,"format":"json"},"source_hash":"38354911bbafdbb9a0197cbf53e008c55a6dab60e9e8490bbbfc1b6c2907c7d4"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-09-08","end_date":"2026-09-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"9dc6c235fe3b5b7e78dea6d2e88d214f900e70dfdfd24f106a525bfd934ed2b0"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-09-08","end_date":"2026-09-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"c47d29879bfa453a5b1599153e7a0b9312805cb83f62037d036bbb82d96e7a9f"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-09-08","end_date":"2026-09-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"6335998025cfb609449d95dd4c05775f510f82f3a448c399a251e3ac83ed5e7f"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-09-08","end_date":"2026-09-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"8f243bf674a6b93bb0436893911251d246b565db30080554d4c53bacee3727e5"}]},{"symbol":"IUSG","date":"2026-09-11","iv_pct":19.25972319109981,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":19.27589685463304,"put_iv_pct":16.97612201963534},{"expiry":"2026-10-16","call_iv_pct":17.875449871465293,"put_iv_pct":17.935312500000002},{"expiry":"2026-12-18","call_iv_pct":19.30448669201521,"put_iv_pct":20.924336099585062},{"expiry":"2027-03-19","call_iv_pct":20.24761006289308,"put_iv_pct":21.53857142857143}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"1d4490cf7fea3ff07756a9221e2263874110ee49bbfa63a99b2f50a46a37f058","captured_at":"2026-10-24T17:50:01.535674+00:00","observed_at":"2026-09-11T15:59:00-04:00","session_close_at":"2026-09-11T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-09-11","end_date":"2026-09-11","strike_range":20,"format":"json"},"source_hash":"4040908396834ce2f871edbfa63daf6de3458b48ca112e282e4ad55e2fd8b807"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-09-08","end_date":"2026-09-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"9dc6c235fe3b5b7e78dea6d2e88d214f900e70dfdfd24f106a525bfd934ed2b0"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-09-08","end_date":"2026-09-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"c47d29879bfa453a5b1599153e7a0b9312805cb83f62037d036bbb82d96e7a9f"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-09-08","end_date":"2026-09-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"6335998025cfb609449d95dd4c05775f510f82f3a448c399a251e3ac83ed5e7f"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-09-08","end_date":"2026-09-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"8f243bf674a6b93bb0436893911251d246b565db30080554d4c53bacee3727e5"}]},{"symbol":"IUSG","date":"2026-09-14","iv_pct":20.81731075348132,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":22.133163265306123,"put_iv_pct":24.97042755344418},{"expiry":"2026-10-16","call_iv_pct":16.725573770491803,"put_iv_pct":19.8650139275766},{"expiry":"2026-12-18","call_iv_pct":18.607766726943943,"put_iv_pct":21.999749739311785},{"expiry":"2027-03-19","call_iv_pct":19.735000000000003,"put_iv_pct":22.501791044776116}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"0312c889b70daf56d3fde9aedfbf62dc125b35a53b4716ee3403560e890e749c","captured_at":"2026-10-24T17:49:59.926450+00:00","observed_at":"2026-09-14T15:59:00-04:00","session_close_at":"2026-09-14T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-09-14","end_date":"2026-09-14","strike_range":20,"format":"json"},"source_hash":"4fedcc789cdc32fa14747136bccc1983bcb70053308c5d00b62b25943a5ccf88"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-09-08","end_date":"2026-09-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"9dc6c235fe3b5b7e78dea6d2e88d214f900e70dfdfd24f106a525bfd934ed2b0"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-09-08","end_date":"2026-09-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"c47d29879bfa453a5b1599153e7a0b9312805cb83f62037d036bbb82d96e7a9f"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-09-08","end_date":"2026-09-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"6335998025cfb609449d95dd4c05775f510f82f3a448c399a251e3ac83ed5e7f"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-09-08","end_date":"2026-09-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"8f243bf674a6b93bb0436893911251d246b565db30080554d4c53bacee3727e5"}]},{"symbol":"IUSG","date":"2026-09-15","iv_pct":21.32521083607219,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":26.380800281624033,"put_iv_pct":25.320982845610494},{"expiry":"2026-10-16","call_iv_pct":17.633190476190478,"put_iv_pct":18.96130982367758},{"expiry":"2026-12-18","call_iv_pct":20.071110065851368,"put_iv_pct":19.943043079743354},{"expiry":"2027-03-19","call_iv_pct":21.306343283582088,"put_iv_pct":20.984906832298137}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"d09860fc4bc7d62149dea6c3f250a1ce52399eb38f614965686fd885248891f7","captured_at":"2026-10-24T17:49:46.186407+00:00","observed_at":"2026-09-15T15:59:00-04:00","session_close_at":"2026-09-15T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-09-15","end_date":"2026-09-15","strike_range":20,"format":"json"},"source_hash":"a2e526efdff23ac7fba336e6bf7bf3e13e7d2aed78bab1ddd4b06d9f40dadad4"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-09-15","end_date":"2026-09-17","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"f94a3c75c3739ca44d74f8ada259439214fa591fd4ac87c4b93aef844504089b"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-09-15","end_date":"2026-09-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"bb9a1bf2dee3644b9b4cf4954a5ab292cec314552061fa7e72d947cec5809c56"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-09-15","end_date":"2026-09-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"da94a348b87e38d509c3323d1510439ca259bcf759dc297eec9d1cf490f07b3f"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-09-15","end_date":"2026-09-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"65e364a15f15563b19cea3cfcc76a29212799e8d6b9a52e39ea342c61e549b3a"}]},{"symbol":"IUSG","date":"2026-09-17","iv_pct":20.43185832999131,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":25.856159191408718,"put_iv_pct":28.125806868060938},{"expiry":"2026-10-16","call_iv_pct":16.193766816143498,"put_iv_pct":16.810233644859814},{"expiry":"2026-11-20","call_iv_pct":18.65,"put_iv_pct":19.485187969924812},{"expiry":"2026-12-18","call_iv_pct":18.915599999999998,"put_iv_pct":19.41811214953271}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"821f33daea4e93af26adf2cb79824a066f3be89147d4b3044a9bf794639a91ab","captured_at":"2026-10-24T17:49:42.316326+00:00","observed_at":"2026-09-17T15:59:00-04:00","session_close_at":"2026-09-17T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-09-17","end_date":"2026-09-17","strike_range":20,"format":"json"},"source_hash":"059f1bab3b4d79f6e116d48f9eb13ca495675f0bd8b6c1c5426fc22e1072e26b"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-09-18","start_date":"2026-09-15","end_date":"2026-09-17","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"f94a3c75c3739ca44d74f8ada259439214fa591fd4ac87c4b93aef844504089b"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-09-15","end_date":"2026-09-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"bb9a1bf2dee3644b9b4cf4954a5ab292cec314552061fa7e72d947cec5809c56"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-09-15","end_date":"2026-09-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"108b5e2355e01780b008ad3c87393d933dec5737081c37d3dcc00b2a90cd31b9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-09-15","end_date":"2026-09-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"da94a348b87e38d509c3323d1510439ca259bcf759dc297eec9d1cf490f07b3f"}]},{"symbol":"IUSG","date":"2026-09-18","iv_pct":18.614148984146535,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":14.6962890625,"put_iv_pct":17.387656612529},{"expiry":"2026-11-20","call_iv_pct":17.661448763250885,"put_iv_pct":19.405714285714286},{"expiry":"2026-12-18","call_iv_pct":18.402369838420107,"put_iv_pct":19.59329512893983},{"expiry":"2027-03-19","call_iv_pct":19.966818181818184,"put_iv_pct":21.799599999999998}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"3ccf97d1883bdad1a61f1dbdf4e11afaa1f710b979439bd9f8995c970a63e4f6","captured_at":"2026-10-24T17:49:39.221277+00:00","observed_at":"2026-09-18T15:59:00-04:00","session_close_at":"2026-09-18T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-09-18","end_date":"2026-09-18","strike_range":20,"format":"json"},"source_hash":"2010d010263aad03fd57bf3fd5206ececa418717843ef0043c1118dd8b5549ce"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-09-15","end_date":"2026-09-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"bb9a1bf2dee3644b9b4cf4954a5ab292cec314552061fa7e72d947cec5809c56"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-09-15","end_date":"2026-09-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"108b5e2355e01780b008ad3c87393d933dec5737081c37d3dcc00b2a90cd31b9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-09-15","end_date":"2026-09-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"da94a348b87e38d509c3323d1510439ca259bcf759dc297eec9d1cf490f07b3f"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-09-15","end_date":"2026-09-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"65e364a15f15563b19cea3cfcc76a29212799e8d6b9a52e39ea342c61e549b3a"}]},{"symbol":"IUSG","date":"2026-09-21","iv_pct":19.012454550643092,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":15.466521739130435,"put_iv_pct":19.00205250596659},{"expiry":"2026-11-20","call_iv_pct":19.403000000000002,"put_iv_pct":18.62421052631579},{"expiry":"2026-12-18","call_iv_pct":17.81786643538595,"put_iv_pct":21.726550632911394},{"expiry":"2027-03-19","call_iv_pct":18.017896103896103,"put_iv_pct":22.041538461538458}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"5e11a390cf882393a31e79e9ae28bb42b6c8c16383ea688424a94c445e72e3a1","captured_at":"2026-10-24T17:49:37.162664+00:00","observed_at":"2026-09-21T15:59:00-04:00","session_close_at":"2026-09-21T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-09-21","end_date":"2026-09-21","strike_range":20,"format":"json"},"source_hash":"a1d8058adfc9854ab3b89c1e5e0d2d9f9a7ba6a0c05daf13261163ee22f6224d"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-09-15","end_date":"2026-09-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"bb9a1bf2dee3644b9b4cf4954a5ab292cec314552061fa7e72d947cec5809c56"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-09-15","end_date":"2026-09-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"108b5e2355e01780b008ad3c87393d933dec5737081c37d3dcc00b2a90cd31b9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-09-15","end_date":"2026-09-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"da94a348b87e38d509c3323d1510439ca259bcf759dc297eec9d1cf490f07b3f"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-09-15","end_date":"2026-09-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"65e364a15f15563b19cea3cfcc76a29212799e8d6b9a52e39ea342c61e549b3a"}]},{"symbol":"IUSG","date":"2026-09-22","iv_pct":18.800594569089284,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":16.764386694386694,"put_iv_pct":16.71643153526971},{"expiry":"2026-11-20","call_iv_pct":18.98174721189591,"put_iv_pct":19.104},{"expiry":"2026-12-18","call_iv_pct":17.994900947459087,"put_iv_pct":20.371363636363636},{"expiry":"2027-03-19","call_iv_pct":19.49155615696888,"put_iv_pct":20.980370370370373}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"039e8edcb0d0c832e275a694c793fd8ad1f071ddd574cdd79b7394dec1317056","captured_at":"2026-10-24T17:49:24.575679+00:00","observed_at":"2026-09-22T15:59:00-04:00","session_close_at":"2026-09-22T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-09-22","end_date":"2026-09-22","strike_range":20,"format":"json"},"source_hash":"44225a859ed7177553396b653f72575b55abbf3811b38107482c82c8ec3b1cd7"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-09-22","end_date":"2026-09-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"b9536ece84a88b744117911818cd74d2fb6e3020fb2d00ff20c3263f575a69bc"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-09-22","end_date":"2026-09-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"5da7764dd8454582af2cb764c3ad46b812b1e2e043987c55d607fa26de43974a"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-09-22","end_date":"2026-09-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"aad64060a78ed065effeebd73ae6c632b3304c73e0ed7ab98ccec0b439599501"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-09-22","end_date":"2026-09-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"20acc885a2d88237bea14a0e9e096811c71230d5b6cfa1b9925a9bf8b9aac8d5"}]},{"symbol":"IUSG","date":"2026-09-23","iv_pct":19.159548160226944,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":18.86004576659039,"put_iv_pct":15.866404494382023},{"expiry":"2026-11-20","call_iv_pct":20.3639453125,"put_iv_pct":17.770678571428572},{"expiry":"2026-12-18","call_iv_pct":20.14086956521739,"put_iv_pct":19.079271708683475},{"expiry":"2027-03-19","call_iv_pct":21.6513698630137,"put_iv_pct":19.5438}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"32865168eed0060f106dc1858ca6d1c6ab2bce99cc719bc52bade3c8fea97ad7","captured_at":"2026-10-24T17:49:22.826721+00:00","observed_at":"2026-09-23T15:59:00-04:00","session_close_at":"2026-09-23T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-09-23","end_date":"2026-09-23","strike_range":20,"format":"json"},"source_hash":"ee1c587125ae3ba3e84f42fc7bd7ba489521ea49023b77fe01a89060bd7957d2"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-09-22","end_date":"2026-09-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"b9536ece84a88b744117911818cd74d2fb6e3020fb2d00ff20c3263f575a69bc"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-09-22","end_date":"2026-09-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"5da7764dd8454582af2cb764c3ad46b812b1e2e043987c55d607fa26de43974a"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-09-22","end_date":"2026-09-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"aad64060a78ed065effeebd73ae6c632b3304c73e0ed7ab98ccec0b439599501"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-09-22","end_date":"2026-09-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"20acc885a2d88237bea14a0e9e096811c71230d5b6cfa1b9925a9bf8b9aac8d5"}]},{"symbol":"IUSG","date":"2026-09-24","iv_pct":19.37476918337947,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":15.30798165137615,"put_iv_pct":19.72274231678487},{"expiry":"2026-11-20","call_iv_pct":18.08881533101045,"put_iv_pct":20.793505976095616},{"expiry":"2026-12-18","call_iv_pct":17.82155855096883,"put_iv_pct":21.756642027455122},{"expiry":"2027-03-19","call_iv_pct":18.850479041916167,"put_iv_pct":22.65642857142857}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"2a603088be4ca2a10729f4f619b1e7710a5d3e1b4fe270024c2cace9315bc3d1","captured_at":"2026-10-24T17:49:21.041291+00:00","observed_at":"2026-09-24T15:59:00-04:00","session_close_at":"2026-09-24T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-09-24","end_date":"2026-09-24","strike_range":20,"format":"json"},"source_hash":"a6a0c250762df97373a8a1a715117e695f9f450d20fcf67e840f8640a7172f8d"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-09-22","end_date":"2026-09-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"b9536ece84a88b744117911818cd74d2fb6e3020fb2d00ff20c3263f575a69bc"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-09-22","end_date":"2026-09-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"5da7764dd8454582af2cb764c3ad46b812b1e2e043987c55d607fa26de43974a"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-09-22","end_date":"2026-09-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"aad64060a78ed065effeebd73ae6c632b3304c73e0ed7ab98ccec0b439599501"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-09-22","end_date":"2026-09-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"20acc885a2d88237bea14a0e9e096811c71230d5b6cfa1b9925a9bf8b9aac8d5"}]},{"symbol":"IUSG","date":"2026-09-25","iv_pct":18.94210000815743,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":15.998512241054613,"put_iv_pct":18.83},{"expiry":"2026-11-20","call_iv_pct":18.233780918727916,"put_iv_pct":19.530570342205323},{"expiry":"2026-12-18","call_iv_pct":18.16572164948454,"put_iv_pct":20.041285988483686},{"expiry":"2027-03-19","call_iv_pct":19.422327698309495,"put_iv_pct":21.314601226993865}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"3b69435e28b6deb57f1c76360f5d722f54d420eecf77973f90fdf2259bf3ff58","captured_at":"2026-10-24T17:49:19.136676+00:00","observed_at":"2026-09-25T15:59:00-04:00","session_close_at":"2026-09-25T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-09-25","end_date":"2026-09-25","strike_range":20,"format":"json"},"source_hash":"e7e29fa8161f3a9c7b5bffdc1294e1e8b6b83e7d110dc0baaeb34a115e95a34d"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-09-22","end_date":"2026-09-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"b9536ece84a88b744117911818cd74d2fb6e3020fb2d00ff20c3263f575a69bc"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-09-22","end_date":"2026-09-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"5da7764dd8454582af2cb764c3ad46b812b1e2e043987c55d607fa26de43974a"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-09-22","end_date":"2026-09-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"aad64060a78ed065effeebd73ae6c632b3304c73e0ed7ab98ccec0b439599501"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-09-22","end_date":"2026-09-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"20acc885a2d88237bea14a0e9e096811c71230d5b6cfa1b9925a9bf8b9aac8d5"}]},{"symbol":"IUSG","date":"2026-09-28","iv_pct":19.67680157110865,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":18.928262626262626,"put_iv_pct":18.175212355212356},{"expiry":"2026-11-20","call_iv_pct":19.638545454545454,"put_iv_pct":19.199494584837545},{"expiry":"2026-12-18","call_iv_pct":19.784782608695654,"put_iv_pct":20.013887297039158},{"expiry":"2027-03-19","call_iv_pct":20.96666666666667,"put_iv_pct":20.707560975609756}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"6148cdcbecf4607a132fcf36bc78b4d29d39a22d84db7c8e848b97b8582bca56","captured_at":"2026-10-24T17:49:17.458226+00:00","observed_at":"2026-09-28T15:59:00-04:00","session_close_at":"2026-09-28T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-09-28","end_date":"2026-09-28","strike_range":20,"format":"json"},"source_hash":"de464265fa53ad37b170f29a595de4c446b88c11cc31998879f1423453901e24"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-09-22","end_date":"2026-09-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"b9536ece84a88b744117911818cd74d2fb6e3020fb2d00ff20c3263f575a69bc"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-09-22","end_date":"2026-09-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"5da7764dd8454582af2cb764c3ad46b812b1e2e043987c55d607fa26de43974a"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-09-22","end_date":"2026-09-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"aad64060a78ed065effeebd73ae6c632b3304c73e0ed7ab98ccec0b439599501"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-09-22","end_date":"2026-09-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"20acc885a2d88237bea14a0e9e096811c71230d5b6cfa1b9925a9bf8b9aac8d5"}]},{"symbol":"IUSG","date":"2026-09-29","iv_pct":18.96299625174337,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":17.797504587155963,"put_iv_pct":18.016094339622644},{"expiry":"2026-11-20","call_iv_pct":18.83211920529801,"put_iv_pct":19.218909090909094},{"expiry":"2026-12-18","call_iv_pct":18.61536912751678,"put_iv_pct":18.877554744525547},{"expiry":"2027-03-19","call_iv_pct":20.24135135135135,"put_iv_pct":20.105067567567566}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"066fcfe58b4a588968ddffe3ff4dff8802d54d3d83a9007f63d42d7b75b7e0e1","captured_at":"2026-10-24T17:49:02.763051+00:00","observed_at":"2026-09-29T15:59:00-04:00","session_close_at":"2026-09-29T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-09-29","end_date":"2026-09-29","strike_range":20,"format":"json"},"source_hash":"d4d0c93f88d4ec4038ee11db0a2baa871474ccaf5eff8bb790d768b3c1fdfabf"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-09-29","end_date":"2026-09-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"b771c8e35cae7349e1675515cab1d438d1b518616737d263d18314c8cb21cbd9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-09-29","end_date":"2026-09-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"99373cfe21d5fb010b3ce58c345ada175bf0c41e52560edc58b664cfc44d3aab"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-09-29","end_date":"2026-09-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"0211bb345edcb90b0ea50b4b4325c813fe002bdd6df82405c45157cec67423b1"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-09-29","end_date":"2026-09-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"97d198fd35c1c87d499a655f9b6c9134ec0d67003b905c600c125ef4bbaea312"}]},{"symbol":"IUSG","date":"2026-09-30","iv_pct":19.67813620019173,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":20.52166666666667,"put_iv_pct":16.62524451939292},{"expiry":"2026-11-20","call_iv_pct":20.946335877862595,"put_iv_pct":18.686757679180886},{"expiry":"2026-12-18","call_iv_pct":20.52029590948651,"put_iv_pct":19.603422263109476},{"expiry":"2027-03-19","call_iv_pct":20.23675675675676,"put_iv_pct":20.284609929078016}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"4dedadc41227e2b2b14129593dee05a236f2d06812f215df188ddc169a259c0f","captured_at":"2026-10-24T17:49:00.847133+00:00","observed_at":"2026-09-30T15:59:00-04:00","session_close_at":"2026-09-30T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-09-30","end_date":"2026-09-30","strike_range":20,"format":"json"},"source_hash":"1f5c5ae5c75de1acb5081ef1223e276953500fa14368854bd9e7d3df090e070b"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-09-29","end_date":"2026-09-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"b771c8e35cae7349e1675515cab1d438d1b518616737d263d18314c8cb21cbd9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-09-29","end_date":"2026-09-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"99373cfe21d5fb010b3ce58c345ada175bf0c41e52560edc58b664cfc44d3aab"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-09-29","end_date":"2026-09-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"0211bb345edcb90b0ea50b4b4325c813fe002bdd6df82405c45157cec67423b1"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-09-29","end_date":"2026-09-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"97d198fd35c1c87d499a655f9b6c9134ec0d67003b905c600c125ef4bbaea312"}]},{"symbol":"IUSG","date":"2026-10-01","iv_pct":19.813560431694892,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":17.425524956970744,"put_iv_pct":19.700643274853803},{"expiry":"2026-11-20","call_iv_pct":19.335833333333333,"put_iv_pct":20.54761194029851},{"expiry":"2026-12-18","call_iv_pct":19.496413502109704,"put_iv_pct":21.09},{"expiry":"2027-03-19","call_iv_pct":20.32817073170732,"put_iv_pct":20.584285714285713}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"70c3a1d1fd3d52b774fbdf7073ce8542c2d8ec8cde42d2ae599680866bc5c0a9","captured_at":"2026-10-24T17:48:54.228627+00:00","observed_at":"2026-10-01T15:59:00-04:00","session_close_at":"2026-10-01T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-10-01","end_date":"2026-10-01","strike_range":20,"format":"json"},"source_hash":"20b626f8b74439631adaf9a93a23a241323502fa9649e7a23b22fcafaa8cd7fe"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-10-01","end_date":"2026-10-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"e236eb53e45f81848dca3f46ec438fa6666f5e89d9bd294a9e6f41be62b1be11"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-10-01","end_date":"2026-10-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"7c08046373c017ac1443e25746348722ecdea9ded7a7176385e07cbc72750695"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-10-01","end_date":"2026-10-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"03553d7b882519894d88831088bd48063495c4b79170aecf65760fd85e5335f1"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-10-01","end_date":"2026-10-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"79a9d3e840c418ebbb1501ae4b5dadd48b9ec6769e28fe14686c9ad287a23bea"}]},{"symbol":"IUSG","date":"2026-10-02","iv_pct":19.01260825849249,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":17.220031796502386,"put_iv_pct":16.46083202511774},{"expiry":"2026-11-20","call_iv_pct":19.97935251798561,"put_iv_pct":18.86310231023102},{"expiry":"2026-12-18","call_iv_pct":18.734273430782462,"put_iv_pct":20.475337078651684},{"expiry":"2027-03-19","call_iv_pct":19.906806722689076,"put_iv_pct":20.46113018597997}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"97ea136a694fd76b72f9c7443e217875af622cff014880404771e95fa1029923","captured_at":"2026-10-24T17:48:52.425527+00:00","observed_at":"2026-10-02T15:59:00-04:00","session_close_at":"2026-10-02T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-10-02","end_date":"2026-10-02","strike_range":20,"format":"json"},"source_hash":"78927113960bbf323ea493935e68d239361cb14d1b1fe090d1d5f53316ee7c8e"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-10-01","end_date":"2026-10-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"e236eb53e45f81848dca3f46ec438fa6666f5e89d9bd294a9e6f41be62b1be11"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-10-01","end_date":"2026-10-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"7c08046373c017ac1443e25746348722ecdea9ded7a7176385e07cbc72750695"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-10-01","end_date":"2026-10-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"03553d7b882519894d88831088bd48063495c4b79170aecf65760fd85e5335f1"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-10-01","end_date":"2026-10-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"79a9d3e840c418ebbb1501ae4b5dadd48b9ec6769e28fe14686c9ad287a23bea"}]},{"symbol":"IUSG","date":"2026-10-05","iv_pct":18.987211992660818,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":16.035573333333332,"put_iv_pct":17.496829268292682},{"expiry":"2026-11-20","call_iv_pct":18.401683848797255,"put_iv_pct":19.832822299651568},{"expiry":"2026-12-18","call_iv_pct":18.211225021720246,"put_iv_pct":21.20252534562212},{"expiry":"2027-03-19","call_iv_pct":18.490614805520703,"put_iv_pct":22.226422018348625}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"6b2b330bb94635b3d69dbc97adea1aebba6b5de86969baa7cea5a44040ff89e8","captured_at":"2026-10-24T17:48:50.924946+00:00","observed_at":"2026-10-05T15:59:00-04:00","session_close_at":"2026-10-05T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-10-05","end_date":"2026-10-05","strike_range":20,"format":"json"},"source_hash":"cda839d5f37424bfac90ac81962ad630dea6f049232a3bc16343a9e2db17eeab"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-10-01","end_date":"2026-10-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"e236eb53e45f81848dca3f46ec438fa6666f5e89d9bd294a9e6f41be62b1be11"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-10-01","end_date":"2026-10-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"7c08046373c017ac1443e25746348722ecdea9ded7a7176385e07cbc72750695"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-10-01","end_date":"2026-10-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"03553d7b882519894d88831088bd48063495c4b79170aecf65760fd85e5335f1"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-10-01","end_date":"2026-10-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"79a9d3e840c418ebbb1501ae4b5dadd48b9ec6769e28fe14686c9ad287a23bea"}]},{"symbol":"IUSG","date":"2026-10-06","iv_pct":18.870657095981993,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":16.944953764861296,"put_iv_pct":15.70290322580645},{"expiry":"2026-11-20","call_iv_pct":19.635747599451303,"put_iv_pct":18.756869220607662},{"expiry":"2026-12-18","call_iv_pct":18.70278414096916,"put_iv_pct":20.23059181897302},{"expiry":"2027-03-19","call_iv_pct":20.459958333333333,"put_iv_pct":20.531448663853727}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"1a627dd39f09e4c29c842760735735a140872ecacd2bfdb7a8439c74836f38f3","captured_at":"2026-10-24T17:48:47.225746+00:00","observed_at":"2026-10-06T15:59:00-04:00","session_close_at":"2026-10-06T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-10-06","end_date":"2026-10-06","strike_range":20,"format":"json"},"source_hash":"ba4d13e068b2bb58d62ee70dc49bf71c553cb4e869d054bc33b0a750f48f6e9e"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-10-01","end_date":"2026-10-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"e236eb53e45f81848dca3f46ec438fa6666f5e89d9bd294a9e6f41be62b1be11"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-10-01","end_date":"2026-10-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"7c08046373c017ac1443e25746348722ecdea9ded7a7176385e07cbc72750695"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-10-01","end_date":"2026-10-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"03553d7b882519894d88831088bd48063495c4b79170aecf65760fd85e5335f1"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-10-01","end_date":"2026-10-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"79a9d3e840c418ebbb1501ae4b5dadd48b9ec6769e28fe14686c9ad287a23bea"}]},{"symbol":"IUSG","date":"2026-10-07","iv_pct":18.576855031073507,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":13.246517571884983,"put_iv_pct":18.83560830860534},{"expiry":"2026-11-20","call_iv_pct":17.270302114803624,"put_iv_pct":20.30603460706561},{"expiry":"2026-12-18","call_iv_pct":18.101226114649684,"put_iv_pct":20.318433734939763},{"expiry":"2027-03-19","call_iv_pct":19.24992125984252,"put_iv_pct":21.286796536796537}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"dc4a1290dec3e41ec8ca1549cc28af7d7569284478e43c4023f620ac5980810d","captured_at":"2026-10-24T17:48:45.155372+00:00","observed_at":"2026-10-07T15:59:00-04:00","session_close_at":"2026-10-07T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-10-07","end_date":"2026-10-07","strike_range":20,"format":"json"},"source_hash":"aef576f8e9547b966136bde0ac11e1a64ad78ebe49db6dfb4ab7a698b0e8d495"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-10-01","end_date":"2026-10-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"e236eb53e45f81848dca3f46ec438fa6666f5e89d9bd294a9e6f41be62b1be11"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-10-01","end_date":"2026-10-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"7c08046373c017ac1443e25746348722ecdea9ded7a7176385e07cbc72750695"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-10-01","end_date":"2026-10-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"03553d7b882519894d88831088bd48063495c4b79170aecf65760fd85e5335f1"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-10-01","end_date":"2026-10-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"79a9d3e840c418ebbb1501ae4b5dadd48b9ec6769e28fe14686c9ad287a23bea"}]},{"symbol":"IUSG","date":"2026-10-08","iv_pct":18.867151782170563,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":17.566331658291457,"put_iv_pct":17.437255400254127},{"expiry":"2026-11-20","call_iv_pct":18.395184049079756,"put_iv_pct":18.760573248407642},{"expiry":"2026-12-18","call_iv_pct":18.915254803675857,"put_iv_pct":19.89875874125874},{"expiry":"2027-03-19","call_iv_pct":20.47016877637131,"put_iv_pct":19.493687580025608}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"16e95036b2d6f3409ec346a838f554f16c32c78a1c5a7885a232abae9cd4c3b0","captured_at":"2026-10-24T17:48:32.523916+00:00","observed_at":"2026-10-08T15:59:00-04:00","session_close_at":"2026-10-08T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-10-08","end_date":"2026-10-08","strike_range":20,"format":"json"},"source_hash":"df51d3103c1464176d1dc6bcb39523dd9f68d91e6fb447ed88ce7d613a237878"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-10-08","end_date":"2026-10-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"e35dad5a3ca5605dd438cf8dfb7972ee4d39bdca14e9ac5e843295544dc5845d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-10-08","end_date":"2026-10-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"b21ee9560ca4633ef9872f4f3d97ca8d50920b63690cd4537dff2699633c71a1"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-10-08","end_date":"2026-10-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"af6606d223360106e76d15f172b54443b16dd11b7769b6685559ea22408bb647"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-10-08","end_date":"2026-10-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"f124666edd47cbeee1bc17c898d20a69e2a3b4f17768da1e3e8db7a0082990b4"}]},{"symbol":"IUSG","date":"2026-10-09","iv_pct":18.236371859536277,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":13.591314741035857,"put_iv_pct":17.829426966292132},{"expiry":"2026-11-20","call_iv_pct":17.512609970674486,"put_iv_pct":18.835601265822785},{"expiry":"2026-12-18","call_iv_pct":17.882552366175332,"put_iv_pct":20.882044482463645},{"expiry":"2027-03-19","call_iv_pct":18.689478908188587,"put_iv_pct":20.667946175637393}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"4516ff7c51a3beec633ee8ed17a7c7f36fed46c7faee279a887f7fe1db58eaf6","captured_at":"2026-10-24T17:48:30.223904+00:00","observed_at":"2026-10-09T15:59:00-04:00","session_close_at":"2026-10-09T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-10-09","end_date":"2026-10-09","strike_range":20,"format":"json"},"source_hash":"b346a9d7653ff6e7c22a833648263b960ca74232a41eb06e365bdd6032ac0a54"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-10-08","end_date":"2026-10-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"e35dad5a3ca5605dd438cf8dfb7972ee4d39bdca14e9ac5e843295544dc5845d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-10-08","end_date":"2026-10-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"b21ee9560ca4633ef9872f4f3d97ca8d50920b63690cd4537dff2699633c71a1"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-10-08","end_date":"2026-10-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"af6606d223360106e76d15f172b54443b16dd11b7769b6685559ea22408bb647"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-10-08","end_date":"2026-10-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"f124666edd47cbeee1bc17c898d20a69e2a3b4f17768da1e3e8db7a0082990b4"}]},{"symbol":"IUSG","date":"2026-10-12","iv_pct":18.526893567206884,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":18.0535,"put_iv_pct":15.594477254588988},{"expiry":"2026-11-20","call_iv_pct":18.63432432432432,"put_iv_pct":18.051404011461315},{"expiry":"2026-12-18","call_iv_pct":18.4228022875817,"put_iv_pct":19.895289608177173},{"expiry":"2027-03-19","call_iv_pct":20.156272965879264,"put_iv_pct":19.40707808564232}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"d941a26787708a317da85145a07ea6a8532df98b1a8b067f1667418f14e01d63","captured_at":"2026-10-24T17:48:28.595346+00:00","observed_at":"2026-10-12T15:59:00-04:00","session_close_at":"2026-10-12T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-10-12","end_date":"2026-10-12","strike_range":20,"format":"json"},"source_hash":"d560b5111cbb6c65a95324f80c762fbf5b48ead6e34507be5c6b9b85b878e9dd"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-10-08","end_date":"2026-10-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"e35dad5a3ca5605dd438cf8dfb7972ee4d39bdca14e9ac5e843295544dc5845d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-10-08","end_date":"2026-10-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"b21ee9560ca4633ef9872f4f3d97ca8d50920b63690cd4537dff2699633c71a1"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-10-08","end_date":"2026-10-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"af6606d223360106e76d15f172b54443b16dd11b7769b6685559ea22408bb647"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-10-08","end_date":"2026-10-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"f124666edd47cbeee1bc17c898d20a69e2a3b4f17768da1e3e8db7a0082990b4"}]},{"symbol":"IUSG","date":"2026-10-13","iv_pct":18.917096053804414,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":16.178255131964807,"put_iv_pct":20.37685660018993},{"expiry":"2026-11-20","call_iv_pct":17.45841666666667,"put_iv_pct":19.54409090909091},{"expiry":"2026-12-18","call_iv_pct":17.664548238897396,"put_iv_pct":20.31893470790378},{"expiry":"2027-03-19","call_iv_pct":18.48058968058968,"put_iv_pct":21.315076495132125}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"b1b39e869c922496714435271f727ac0aa58b88620b1f622f27d0d715dd00871","captured_at":"2026-10-24T17:48:26.421718+00:00","observed_at":"2026-10-13T15:59:00-04:00","session_close_at":"2026-10-13T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-10-13","end_date":"2026-10-13","strike_range":20,"format":"json"},"source_hash":"3b994ca6178c2a2204468fa18daeef86d8ee01747e450c4ab12943489f37b030"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-10-08","end_date":"2026-10-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"e35dad5a3ca5605dd438cf8dfb7972ee4d39bdca14e9ac5e843295544dc5845d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-10-08","end_date":"2026-10-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"b21ee9560ca4633ef9872f4f3d97ca8d50920b63690cd4537dff2699633c71a1"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-10-08","end_date":"2026-10-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"af6606d223360106e76d15f172b54443b16dd11b7769b6685559ea22408bb647"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-10-08","end_date":"2026-10-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"f124666edd47cbeee1bc17c898d20a69e2a3b4f17768da1e3e8db7a0082990b4"}]},{"symbol":"IUSG","date":"2026-10-14","iv_pct":20.293424962613887,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":26.73992322456814,"put_iv_pct":16.57651146131805},{"expiry":"2026-11-20","call_iv_pct":20.737155425219942,"put_iv_pct":18.973333333333333},{"expiry":"2026-12-18","call_iv_pct":21.061386138613862,"put_iv_pct":18.311264822134387},{"expiry":"2027-03-19","call_iv_pct":21.96496815286624,"put_iv_pct":17.982857142857142}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"641214a40ee048d38c0bee4df74ed8f93753ccb1586fb956029df01c299c54b3","captured_at":"2026-10-24T17:47:31.502875+00:00","observed_at":"2026-10-14T15:59:00-04:00","session_close_at":"2026-10-14T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-10-14","end_date":"2026-10-14","strike_range":20,"format":"json"},"source_hash":"3bad3d00615bf00b28fb9701cc8675d99c9be71054abc212624730c0a9c56293"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-10-08","end_date":"2026-10-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"e35dad5a3ca5605dd438cf8dfb7972ee4d39bdca14e9ac5e843295544dc5845d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-10-08","end_date":"2026-10-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"b21ee9560ca4633ef9872f4f3d97ca8d50920b63690cd4537dff2699633c71a1"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-10-08","end_date":"2026-10-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"af6606d223360106e76d15f172b54443b16dd11b7769b6685559ea22408bb647"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-10-08","end_date":"2026-10-14","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"f124666edd47cbeee1bc17c898d20a69e2a3b4f17768da1e3e8db7a0082990b4"}]},{"symbol":"IUSG","date":"2026-10-15","iv_pct":21.341121642763405,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":20.530465701699185,"put_iv_pct":32.74994995829858},{"expiry":"2026-11-20","call_iv_pct":17.456666666666667,"put_iv_pct":21.212808641975307},{"expiry":"2026-12-18","call_iv_pct":17.290799407846038,"put_iv_pct":21.7788986013986},{"expiry":"2027-03-19","call_iv_pct":17.28483870967742,"put_iv_pct":22.424545454545456}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"f5d6363adc7c45e9fd4fbd098ebbe6db153c262e1750c8308691d08e47aa664f","captured_at":"2026-10-24T17:47:17.307091+00:00","observed_at":"2026-10-15T15:59:00-04:00","session_close_at":"2026-10-15T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-10-15","end_date":"2026-10-15","strike_range":20,"format":"json"},"source_hash":"8d13d2fc7873b3c3c0c43609b3aaf84fb8122058cdcd3ce7ee83c821ad6000f3"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-10-16","start_date":"2026-10-15","end_date":"2026-10-15","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"966e7837be68b5c6e3cefc697540926fac9c5d6d5e8f8d44dae7086d06ad85fc"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-10-15","end_date":"2026-10-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"541eec73c12848ecab04cf8fc47a990ca90c9df5214859ed9bc92324242949bb"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-10-15","end_date":"2026-10-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"0e5424cf8856dcbd4de92f2d910470340a495ea24a66488a30d7f17d8b99a5de"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-10-15","end_date":"2026-10-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"abbc67620ed64436295a4adb9725e90fc5a73d673207b9fd0fd617c5d4ed3ef2"}]},{"symbol":"IUSG","date":"2026-10-16","iv_pct":21.518914855525836,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":22.529512987012986,"put_iv_pct":21.929166666666667},{"expiry":"2026-12-18","call_iv_pct":21.398413461538464,"put_iv_pct":20.478638911128904},{"expiry":"2027-03-19","call_iv_pct":22.98764705882353,"put_iv_pct":20.094939759036144},{"expiry":"2027-06-17","call_iv_pct":21.570999999999998,"put_iv_pct":21.162}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[{"expiry":"2027-06-17","friday":"2027-06-18"}],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"7007f894d34ec73991a237edff66689bf8a38ea79ff731d75213964eae8ed102","captured_at":"2026-10-24T17:47:13.436982+00:00","observed_at":"2026-10-16T15:59:00-04:00","session_close_at":"2026-10-16T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-10-16","end_date":"2026-10-16","strike_range":20,"format":"json"},"source_hash":"d3ca9d295c47ab61beecbf747a6b0609444887a0a6b0f00bc64cf26bb7af19bd"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-10-15","end_date":"2026-10-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"541eec73c12848ecab04cf8fc47a990ca90c9df5214859ed9bc92324242949bb"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-10-15","end_date":"2026-10-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"0e5424cf8856dcbd4de92f2d910470340a495ea24a66488a30d7f17d8b99a5de"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-10-15","end_date":"2026-10-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"abbc67620ed64436295a4adb9725e90fc5a73d673207b9fd0fd617c5d4ed3ef2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-06-17","start_date":"2026-10-15","end_date":"2026-10-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"5ed4e773349f559328f0588d100cc42f4de30e7da4f14ec9150a3afe113db033"}]},{"symbol":"IUSG","date":"2026-10-19","iv_pct":20.35976778552303,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":21.130175438596492,"put_iv_pct":19.158956043956042},{"expiry":"2026-12-18","call_iv_pct":19.678250572956458,"put_iv_pct":20.3},{"expiry":"2027-03-19","call_iv_pct":19.16845238095238,"put_iv_pct":21.133291139240505},{"expiry":"2027-06-17","call_iv_pct":20.355734265734267,"put_iv_pct":21.953282442748094}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[{"expiry":"2027-06-17","friday":"2027-06-18"}],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"5c1dc579829609e6bf935b8e19806b1d8704e353836b2213425e2f95eeb18f35","captured_at":"2026-10-24T17:47:11.210168+00:00","observed_at":"2026-10-19T15:59:00-04:00","session_close_at":"2026-10-19T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-10-19","end_date":"2026-10-19","strike_range":20,"format":"json"},"source_hash":"17eb393fa9045482b05b39a5bcf92e8a9db83f87d08a53abcc1c2de191f8af11"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-10-15","end_date":"2026-10-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"541eec73c12848ecab04cf8fc47a990ca90c9df5214859ed9bc92324242949bb"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-10-15","end_date":"2026-10-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"0e5424cf8856dcbd4de92f2d910470340a495ea24a66488a30d7f17d8b99a5de"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-10-15","end_date":"2026-10-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"abbc67620ed64436295a4adb9725e90fc5a73d673207b9fd0fd617c5d4ed3ef2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-06-17","start_date":"2026-10-15","end_date":"2026-10-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"5ed4e773349f559328f0588d100cc42f4de30e7da4f14ec9150a3afe113db033"}]},{"symbol":"IUSG","date":"2026-10-20","iv_pct":21.230845443209862,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":22.768427672955973,"put_iv_pct":20.42808988764045},{"expiry":"2026-12-18","call_iv_pct":21.19550724637681,"put_iv_pct":20.78083794466403},{"expiry":"2027-03-19","call_iv_pct":20.347012987012985,"put_iv_pct":22.039718309859154},{"expiry":"2027-06-17","call_iv_pct":20.189220779220776,"put_iv_pct":22.097948717948718}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[{"expiry":"2027-06-17","friday":"2027-06-18"}],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"456408cae4286fb0d100c277942da43ed2d700b822dcaf9f231254bfb440ced2","captured_at":"2026-10-22T15:54:16.769196+00:00","observed_at":"2026-10-20T15:59:00-04:00","session_close_at":"2026-10-20T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-10-20","end_date":"2026-10-20","strike_range":20,"format":"json"},"source_hash":"3a40fe2d748602b6cf3b536ff4725bb4e30d936ecfc6b1aa6c2ce7bb2a8b09fc"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-10-20","end_date":"2026-10-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"6608fed04ff1dcbfa2a7ed5d17313ea57080745badfa48fa2b491be9d9cc8cf9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-10-20","end_date":"2026-10-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"d5b8742d254bdf34427a71433d55dedf457a4a08f7238c4f1dbf6a0bdf177915"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-10-20","end_date":"2026-10-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"58d79ca846a32c6134369e21cc0c4861474ca96f3c764d44a81d4d4687933b6e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-06-17","start_date":"2026-10-20","end_date":"2026-10-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"71a33d2602861ad63c324fa91533e5521b41d4e2e922d0b203202f698153b025"}]},{"symbol":"IUSG","date":"2026-10-21","iv_pct":20.575652668135813,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":19.258505154639174,"put_iv_pct":22.17190476190476},{"expiry":"2026-12-18","call_iv_pct":18.47409933283914,"put_iv_pct":21.935766233766234},{"expiry":"2027-03-19","call_iv_pct":18.734870129870128,"put_iv_pct":21.586066666666667},{"expiry":"2027-06-17","call_iv_pct":20.26609756097561,"put_iv_pct":22.17791150442478}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[{"expiry":"2027-06-17","friday":"2027-06-18"}],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"cd1f3244039555673953fd420a665ef78e0c5ab39ff1f5a9c915793c4e70f677","captured_at":"2026-10-22T15:54:15.179744+00:00","observed_at":"2026-10-21T15:59:00-04:00","session_close_at":"2026-10-21T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-10-21","end_date":"2026-10-21","strike_range":20,"format":"json"},"source_hash":"266abb76f8c58813202d6e73f41dd8e95ea6c204bc73cb5a92487b1c03c45a92"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-10-20","end_date":"2026-10-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"6608fed04ff1dcbfa2a7ed5d17313ea57080745badfa48fa2b491be9d9cc8cf9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-10-20","end_date":"2026-10-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"d5b8742d254bdf34427a71433d55dedf457a4a08f7238c4f1dbf6a0bdf177915"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-10-20","end_date":"2026-10-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"58d79ca846a32c6134369e21cc0c4861474ca96f3c764d44a81d4d4687933b6e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-06-17","start_date":"2026-10-20","end_date":"2026-10-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"71a33d2602861ad63c324fa91533e5521b41d4e2e922d0b203202f698153b025"}]},{"symbol":"IUSG","date":"2026-10-22","iv_pct":22.184941340909823,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":24.17048231511254,"put_iv_pct":24.04191693290735},{"expiry":"2026-12-18","call_iv_pct":22.374020530367837,"put_iv_pct":22.259090143218195},{"expiry":"2027-03-19","call_iv_pct":22.03770114942529,"put_iv_pct":20.28879518072289},{"expiry":"2027-06-17","call_iv_pct":21.374615384615385,"put_iv_pct":20.932909090909092}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[{"expiry":"2027-06-17","friday":"2027-06-18"}],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"55c90561c7c85768b537e44fede5ecd7d00281bc6f8a740513f2574d69a29350","captured_at":"2026-10-23T03:18:48.372688+00:00","observed_at":"2026-10-22T15:59:00-04:00","session_close_at":"2026-10-22T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/list/contracts/quote","query":{"symbol":"IUSG","date":"2026-10-22","format":"json"},"source_hash":"cb3df64255a5cb529782ba20c763ac09199dfadbb93c510b8ccfb04acbd8826f"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-10-21","end_date":"2026-10-22","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"d8a530411743807e940a18323ab1f7bca8cdc3866d449dedafefc189d7356ffd"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-10-21","end_date":"2026-10-22","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"1dfc943d9deada288dc17bba9d1489d731bd6a5d47241d583d80eb22226c6405"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-10-21","end_date":"2026-10-22","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"dcc62716d3c690bd34eff5fedfc033f7cb110911324961810843a4e5d52518c7"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-06-17","start_date":"2026-10-21","end_date":"2026-10-22","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"8f055a697c9b9f2334e771763ce547facf52b9a12137a188ea2e1f4279a1311a"}]},{"symbol":"IUSG","date":"2026-10-23","iv_pct":23.01841032258899,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":25.252364217252392,"put_iv_pct":24.14384615384615},{"expiry":"2026-12-18","call_iv_pct":23.481543739279587,"put_iv_pct":23.42637381567614},{"expiry":"2027-03-19","call_iv_pct":21.11294117647059,"put_iv_pct":22.2336},{"expiry":"2027-06-17","call_iv_pct":21.553357664233577,"put_iv_pct":22.943255813953485}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[{"expiry":"2027-06-17","friday":"2027-06-18"}],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"06baefb414842b244880725b91f31403da55076ee334a64bb5064327e000d3f1","captured_at":"2026-10-24T02:45:40.203408+00:00","observed_at":"2026-10-23T15:59:00-04:00","session_close_at":"2026-10-23T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/list/contracts/quote","query":{"symbol":"IUSG","date":"2026-10-23","format":"json"},"source_hash":"521381828224c084af8ea936a8ac129c8792bc0d0841402524c555844efd0eb0"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-10-22","end_date":"2026-10-23","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"b0a84cac140ce95a86f8c5c9edb23790af8944526adff10cdbe3cdbe30c1710d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-10-22","end_date":"2026-10-23","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"746dca884cf56590349577b794df83b2d2e18a7109844dc6a0ffd21c302d6fdf"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-10-22","end_date":"2026-10-23","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"84a6fb0221a09e2a4a949775df3d91e75180f6c5dc0e8e9df1dece2002623b10"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-06-17","start_date":"2026-10-22","end_date":"2026-10-23","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"2ad541dfb5dc04b0e44d9ac0278ee13ee6b02ce16603ca50be9f9c482e9acab8"}]},{"symbol":"IUSG","date":"2026-10-26","iv_pct":22.137316030947698,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":22.377083333333335,"put_iv_pct":23.23841498559078},{"expiry":"2026-12-18","call_iv_pct":22.49588769611891,"put_iv_pct":22.883488372093023},{"expiry":"2027-03-19","call_iv_pct":19.568370786516855,"put_iv_pct":23.379645390070923},{"expiry":"2027-06-17","call_iv_pct":20.068320610687024,"put_iv_pct":23.08731707317073}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[{"expiry":"2027-06-17","friday":"2027-06-18"}],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"20455654582ec9518c9b56af4648a23a62a927e411d2d934f77932a87d02ec23","captured_at":"2026-10-28T19:15:08.060307+00:00","observed_at":"2026-10-26T15:59:00-04:00","session_close_at":"2026-10-26T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-10-26","end_date":"2026-10-26","strike_range":20,"format":"json"},"source_hash":"bb63ef81ed5011e953f366994e09fadef83645522b60f9871ae500b821b6bd66"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-10-26","end_date":"2026-10-27","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"ff89d1e4eca60061bfbec63d4a1d65829488aea38b32281cabf1cc7416eb80f2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-10-26","end_date":"2026-10-27","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"6e7711187684e5519ac74f7bcf27363317400a466b10273f7b1d4e37fca81d16"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-10-26","end_date":"2026-10-27","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"0d4f08c8f73a13963a81352230d3edc5ef1b81079d61c803984c2c00fa44e742"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-06-17","start_date":"2026-10-26","end_date":"2026-10-27","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"2ea07454b2526a47738b46a00861255f6dacd7500eec8f45bd2d5b03519c3fe6"}]},{"symbol":"IUSG","date":"2026-10-27","iv_pct":21.38693723495212,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":20.357623762376235,"put_iv_pct":22.903871866295265},{"expiry":"2026-12-18","call_iv_pct":19.821584158415842,"put_iv_pct":22.374032128514056},{"expiry":"2027-03-19","call_iv_pct":19.908248587570622,"put_iv_pct":22.824468085106382},{"expiry":"2027-06-17","call_iv_pct":20.18,"put_iv_pct":22.725669291338583}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[{"expiry":"2027-06-17","friday":"2027-06-18"}],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"cc8ac58191534f42157383d68873c594b1595bdd43da65cb826fb8bb6e6d8e15","captured_at":"2026-10-28T19:15:06.667301+00:00","observed_at":"2026-10-27T15:59:00-04:00","session_close_at":"2026-10-27T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-10-27","end_date":"2026-10-27","strike_range":20,"format":"json"},"source_hash":"e4ec14a504a6113573f853790d40b005e7bc98c155e80e0b23193e9b1b10567d"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-10-26","end_date":"2026-10-27","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"ff89d1e4eca60061bfbec63d4a1d65829488aea38b32281cabf1cc7416eb80f2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-10-26","end_date":"2026-10-27","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"6e7711187684e5519ac74f7bcf27363317400a466b10273f7b1d4e37fca81d16"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-10-26","end_date":"2026-10-27","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"0d4f08c8f73a13963a81352230d3edc5ef1b81079d61c803984c2c00fa44e742"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-06-17","start_date":"2026-10-26","end_date":"2026-10-27","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"2ea07454b2526a47738b46a00861255f6dacd7500eec8f45bd2d5b03519c3fe6"}]},{"symbol":"IUSG","date":"2026-10-28","iv_pct":21.024386712264953,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":20.828706467661693,"put_iv_pct":21.80270833333333},{"expiry":"2026-12-18","call_iv_pct":20.70557046979866,"put_iv_pct":21.494780635400907},{"expiry":"2027-03-19","call_iv_pct":20.403566433566436,"put_iv_pct":21.160555555555554},{"expiry":"2027-06-17","call_iv_pct":19.516144578313256,"put_iv_pct":22.283061224489796}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[{"expiry":"2027-06-17","friday":"2027-06-18"}],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"64cda5b2f345f5bfbaf712b45ed887af48c590376528b1d731ce384cf1855ffe","captured_at":"2026-10-29T19:03:44.602533+00:00","observed_at":"2026-10-28T15:59:00-04:00","session_close_at":"2026-10-28T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-10-28","end_date":"2026-10-28","strike_range":20,"format":"json"},"source_hash":"4329445a270f638d0e531e9fa95614ef0821fc38703570bf1a6123b2b7e961a1"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-10-27","end_date":"2026-10-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"0db772b3c4eba50241151c0b14c135a1e8bb7fb8a8c48fb25f01aaef0e9180e2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-10-27","end_date":"2026-10-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"d7085502e2606b6b39ba13ee5234f00368eb974b6c0459c9b344c922cbe6b234"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-10-27","end_date":"2026-10-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"0511f3236cc5b389634fdbd52540c088af356fae4fe81cdc6231683793c0e340"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-06-17","start_date":"2026-10-27","end_date":"2026-10-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"15f8468bef7edb393355710ebae00d73d25b6a7f6f340e651eb68913b1b21069"}]},{"symbol":"IUSG","date":"2026-10-29","iv_pct":21.23449152996795,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":22.01818181818182,"put_iv_pct":21.444111922141122},{"expiry":"2026-12-18","call_iv_pct":20.622420382165604,"put_iv_pct":20.84093922651934},{"expiry":"2027-03-19","call_iv_pct":20.960248447204968,"put_iv_pct":21.37352112676057},{"expiry":"2027-06-17","call_iv_pct":20.902857142857144,"put_iv_pct":21.713652173913044}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[{"expiry":"2027-06-17","friday":"2027-06-18"}],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"20adf0476bf6d4ed19be1b6850143a478d8b46b755b18b97bb98fdc0f5a62430","captured_at":"2026-10-30T19:19:30.046210+00:00","observed_at":"2026-10-29T15:59:00-04:00","session_close_at":"2026-10-29T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"IUSG","expiration":"*","start_date":"2026-10-29","end_date":"2026-10-29","strike_range":20,"format":"json"},"source_hash":"df8afa4926a56e2fc80d36e5d7c7fead651f3ec0c6d9ad1e593d276de338d08d"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-10-28","end_date":"2026-10-29","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"a4bb5d64afbade4a30b8983f1ae3ba452ae5856ce265fa526826023fb05e4364"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-10-28","end_date":"2026-10-29","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"58f0da4c2cb75a1ad8740fcdb7929e612fa749e7de25dc1a5c47ce5d16ef9be1"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-10-28","end_date":"2026-10-29","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"16c17c721bd19b8f06798e8f2ac45a89be92951d9cac9db4afa2e683a86d0754"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-06-17","start_date":"2026-10-28","end_date":"2026-10-29","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"2c22e522da992f1df490d0b58dc99b27c9efbf51e41e7b1ce821b4fa1d41bfdf"}]},{"symbol":"IUSG","date":"2026-10-30","iv_pct":23.66375232053896,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":25.347522123893807,"put_iv_pct":26.04925501432665},{"expiry":"2026-12-18","call_iv_pct":23.5503908045977,"put_iv_pct":24.20136075949367},{"expiry":"2027-03-19","call_iv_pct":23.654999999999998,"put_iv_pct":22.338571428571427},{"expiry":"2027-06-17","call_iv_pct":21.192689075630252,"put_iv_pct":22.975229357798167}],"source":"ThetaData historical first-order Greeks","provider_symbol":"IUSG","calendar_adjustments":[{"expiry":"2027-06-17","friday":"2027-06-18"}],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"3d2a7df2e3c79a323058618b8f2d71a03783e03579e8df3c0cb62b775dbe1d66","captured_at":"2026-11-01T01:23:42.528178+00:00","observed_at":"2026-10-30T15:59:00-04:00","session_close_at":"2026-10-30T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"v2_verified_expiry_inventory","source_hash":"7f8f40850774c66631c10948fee4ae485e8e197e107bd975e406d628f732310c"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-11-20","start_date":"2026-10-29","end_date":"2026-10-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"d685f50585564deea568f00e4fb57e853e77859188bce011e7521e0a22f40e07"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2026-12-18","start_date":"2026-10-29","end_date":"2026-10-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"c857a5dbbd63744369271dcd200f64aea867f7fe19dd6e4e5bd637d875f69c02"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-03-19","start_date":"2026-10-29","end_date":"2026-10-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"cf7357b5b7ebede2ac55b6ecfc7e9c0f057b23f0dcf41788b14876d048576385"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"IUSG","expiration":"2027-06-17","start_date":"2026-10-29","end_date":"2026-10-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"611fadc699bbac20c1df1e1ad9a68651b9556475c8cf27ba0d25fb61029e98a1"}]}],"dailyIvModel":"theta-four-friday-close-50delta-v3","truncated":false,"expiries":["2026-11-20"],"url":"https://intraalpha.com/companies/IUSG","methodology":"https://intraalpha.com/resources/options-delta-methodology","units":{"iv_pct":"annualized percent","implied_move_pct":"percent of underlying price","put_call_skew_pp":"percentage points","price":"USD","dailyBlend.iv_pct":"annualized percent","dailyBlend.put_call_skew_pp":"percentage points; mean put IV minus call IV across four expiries","dailyBlend.implied_move_pct":"percent of spot; mean per-expiry mean call/put IV percent times sqrt(calendar days / 365.25); IV-based estimate, not quoted straddle premium"},"dailyBlend":[{"date":"2026-08-10","observed_at":"2026-08-10T15:59:00-04:00","iv_pct":21.634457873528216,"put_call_skew_pp":-2.437398587451235,"implied_move_pct":10.3782670656134,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"881d1f56b36ba11d684bb43700c4665f09ce3f6f45cfaceb17b8fdc02745cd71","expiries":["2026-08-21","2026-09-18","2026-12-18","2027-03-19"]},{"date":"2026-08-11","observed_at":"2026-08-11T15:59:00-04:00","iv_pct":20.645682484920187,"put_call_skew_pp":-2.2914967559099813,"implied_move_pct":10.017338271666194,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"1f2b69023d7984ed7126819dec37f088ab63f2fcf07c97cf5f673662c29c08e5","expiries":["2026-08-21","2026-09-18","2026-12-18","2027-03-19"]},{"date":"2026-08-12","observed_at":"2026-08-12T15:59:00-04:00","iv_pct":19.901883244792,"put_call_skew_pp":-0.5191237370222508,"implied_move_pct":9.60572889131056,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"80087b14c1ab532fc384e4aee7edf02bb195ef425208cbb380864ac7f92a5371","expiries":["2026-08-21","2026-09-18","2026-12-18","2027-03-19"]},{"date":"2026-08-13","observed_at":"2026-08-13T15:59:00-04:00","iv_pct":19.75238460232915,"put_call_skew_pp":1.308558199371264,"implied_move_pct":9.508046858336158,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"59091266e1c9c7b5c73ecb19ec263d44c219dbfcc7c5d9c58f57a925bec5549d","expiries":["2026-08-21","2026-09-18","2026-12-18","2027-03-19"]},{"date":"2026-08-14","observed_at":"2026-08-14T15:59:00-04:00","iv_pct":18.87801249291427,"put_call_skew_pp":-0.8889505754216653,"implied_move_pct":9.264578201201584,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"a6d6726efafb84007c6b4c0ae2c53b39c117d35163128973441329b6062e8599","expiries":["2026-08-21","2026-09-18","2026-12-18","2027-03-19"]},{"date":"2026-08-17","observed_at":"2026-08-17T15:59:00-04:00","iv_pct":19.71475268558367,"put_call_skew_pp":-1.69712388065847,"implied_move_pct":9.139549712336269,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"cee84c141dfb0ae839644f9b63e77e078861002bd390cb1e594303922a15ba08","expiries":["2026-08-21","2026-09-18","2026-12-18","2027-03-19"]},{"date":"2026-08-18","observed_at":"2026-08-18T15:59:00-04:00","iv_pct":20.847428167995744,"put_call_skew_pp":-0.6232555433680149,"implied_move_pct":9.318267367462004,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"fb1aeed9647e8ce623cd4c52863eb6d20bf8e4c04be2b322e460919f8779c5f1","expiries":["2026-08-21","2026-09-18","2026-12-18","2027-03-19"]},{"date":"2026-08-19","observed_at":"2026-08-19T15:59:00-04:00","iv_pct":20.836848377245133,"put_call_skew_pp":-1.4177513214669961,"implied_move_pct":9.055287984315576,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"5d21f2cffb6c805dea23d9bebbe296353a36d48d136ea577a285547121958d3c","expiries":["2026-08-21","2026-09-18","2026-12-18","2027-03-19"]},{"date":"2026-08-20","observed_at":"2026-08-20T15:59:00-04:00","iv_pct":22.13411425442488,"put_call_skew_pp":-2.3141417798463175,"implied_move_pct":6.835435924581519,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"4e3f9c78f1b32a53e5f4f34c92f1c4bd449949ae2bb1490f7ccfabb6345b62a8","expiries":["2026-08-21","2026-09-18","2026-10-16","2026-12-18"]},{"date":"2026-08-21","observed_at":"2026-08-21T15:59:00-04:00","iv_pct":20.678969962278718,"put_call_skew_pp":1.6236411258048014,"implied_move_pct":10.569421045618565,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"6efa0f9429e75ca3e57ae0189c4138e8ac008c2a4f87f51d106725f3a9eaadd6","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-03-19"]},{"date":"2026-08-24","observed_at":"2026-08-24T15:59:00-04:00","iv_pct":20.987307588288942,"put_call_skew_pp":-0.09377201294929804,"implied_move_pct":10.469720776271055,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"017e788e37fab43fbb3e5bfba34d44d42acb03c17baa9a0db6a8397a8c143483","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-03-19"]},{"date":"2026-08-25","observed_at":"2026-08-25T15:59:00-04:00","iv_pct":20.315299000871782,"put_call_skew_pp":1.9191264390450877,"implied_move_pct":10.05517409895332,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"0e67cd33a213dccea76d2fe4f6b87300f38273c38fe98abba6cdf68e44d44af9","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-03-19"]},{"date":"2026-08-26","observed_at":"2026-08-26T15:59:00-04:00","iv_pct":20.258842583009752,"put_call_skew_pp":1.1781190592384458,"implied_move_pct":10.049704970156867,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"ca203f6223b44e98d5311ea66bb160b478e6c41bfd9d588f11f4ce189bef7152","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-03-19"]},{"date":"2026-08-27","observed_at":"2026-08-27T15:59:00-04:00","iv_pct":19.496929281935117,"put_call_skew_pp":3.748565488580753,"implied_move_pct":9.657164949563985,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"eb0face1cf96e1e6eba69e6b478304ecda4332c0e23e98bb7546e2bd6a81b207","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-03-19"]},{"date":"2026-08-28","observed_at":"2026-08-28T15:59:00-04:00","iv_pct":18.887360633684985,"put_call_skew_pp":-1.1815339143712622,"implied_move_pct":9.350975425530812,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"139742d9173d8f5f1a0cdb3d02674b763348c77fa7b4330b049a2e04c24b8069","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-03-19"]},{"date":"2026-08-31","observed_at":"2026-08-31T15:59:00-04:00","iv_pct":19.191668745563785,"put_call_skew_pp":2.5339784532443703,"implied_move_pct":9.191439558606836,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"3803a523a9a6f1b08bd1725d96cdb99b9723db75b01b9da6e89b8d9969e42103","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-03-19"]},{"date":"2026-09-01","observed_at":"2026-09-01T15:59:00-04:00","iv_pct":19.45076797480442,"put_call_skew_pp":0.5904753105216525,"implied_move_pct":9.210096428949216,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"d45f73821832c2b6bb861a218f164f2f4f857095ca12c7d1357d82e6b7820c38","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-03-19"]},{"date":"2026-09-02","observed_at":"2026-09-02T15:59:00-04:00","iv_pct":19.202631743180774,"put_call_skew_pp":2.942851696613082,"implied_move_pct":9.035359215010937,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"aafe10fe328136d7224ca226d059e3ed525107298ab884b89a79fc26858278c6","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-03-19"]},{"date":"2026-09-03","observed_at":"2026-09-03T15:59:00-04:00","iv_pct":18.48100923986715,"put_call_skew_pp":4.378793102960247,"implied_move_pct":8.714532045217439,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"e07f73c8e44fd6497920c2f8f850af2f0fb3960db6fa84aa9711871b25936b93","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-03-19"]},{"date":"2026-09-04","observed_at":"2026-09-04T15:59:00-04:00","iv_pct":18.339321015306183,"put_call_skew_pp":0.49931351625871123,"implied_move_pct":8.629691461836442,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"de99f139b60fdf85e224664f24dbae6ba39966f8cbc290f4bbcd25aa031418aa","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-03-19"]},{"date":"2026-09-08","observed_at":"2026-09-08T15:59:00-04:00","iv_pct":19.542989810436488,"put_call_skew_pp":-2.1365660391580636,"implied_move_pct":8.709958856042782,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"91da5a0bc932d59a8d43decfbca5affa9649df070346b3bfa09c3bc221da023b","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-03-19"]},{"date":"2026-09-09","observed_at":"2026-09-09T15:59:00-04:00","iv_pct":20.2670168211935,"put_call_skew_pp":0.5859590347399504,"implied_move_pct":8.8521570133467,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"fb63e88bb07d09186a52ef0ac4d0d714b36a82cffa05b2bb82fd9558faa39af4","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-03-19"]},{"date":"2026-09-10","observed_at":"2026-09-10T15:59:00-04:00","iv_pct":20.85091183955653,"put_call_skew_pp":0.8595253561982865,"implied_move_pct":8.894408354112937,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"72af16c07f3f95adef2dead88b4f4b88ef16490cfff599a12a2a51036d9b7cff","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-03-19"]},{"date":"2026-09-11","observed_at":"2026-09-11T15:59:00-04:00","iv_pct":19.259723191099805,"put_call_skew_pp":0.16772464169630297,"implied_move_pct":8.37507655823614,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"1d4490cf7fea3ff07756a9221e2263874110ee49bbfa63a99b2f50a46a37f058","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-03-19"]},{"date":"2026-09-14","observed_at":"2026-09-14T15:59:00-04:00","iv_pct":20.81731075348132,"put_call_skew_pp":3.033869625591702,"implied_move_pct":8.32626923686909,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"0312c889b70daf56d3fde9aedfbf62dc125b35a53b4716ee3403560e890e749c","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-03-19"]},{"date":"2026-09-15","observed_at":"2026-09-15T15:59:00-04:00","iv_pct":21.32521083607219,"put_call_skew_pp":-0.04530038147960003,"implied_move_pct":8.218046025831782,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"d09860fc4bc7d62149dea6c3f250a1ce52399eb38f614965686fd885248891f7","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-03-19"]},{"date":"2026-09-17","observed_at":"2026-09-17T15:59:00-04:00","iv_pct":20.43185832999131,"put_call_skew_pp":1.0559536562065155,"implied_move_pct":5.9158019967842375,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"821f33daea4e93af26adf2cb79824a066f3be89147d4b3044a9bf794639a91ab","expiries":["2026-09-18","2026-10-16","2026-11-20","2026-12-18"]},{"date":"2026-09-18","observed_at":"2026-09-18T15:59:00-04:00","iv_pct":18.614148984146535,"put_call_skew_pp":1.8648350452984843,"implied_move_pct":9.090717746775047,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"3ccf97d1883bdad1a61f1dbdf4e11afaa1f710b979439bd9f8995c970a63e4f6","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-03-19"]},{"date":"2026-09-21","observed_at":"2026-09-21T15:59:00-04:00","iv_pct":19.012454550643092,"put_call_skew_pp":2.6722669620799344,"implied_move_pct":8.98554228073958,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"5e11a390cf882393a31e79e9ae28bb42b6c8c16383ea688424a94c445e72e3a1","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-03-19"]},{"date":"2026-09-22","observed_at":"2026-09-22T15:59:00-04:00","iv_pct":18.800594569089284,"put_call_skew_pp":0.9848936328232867,"implied_move_pct":8.85842623983576,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"039e8edcb0d0c832e275a694c793fd8ad1f071ddd574cdd79b7394dec1317056","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-03-19"]},{"date":"2026-09-23","observed_at":"2026-09-23T15:59:00-04:00","iv_pct":19.159548160226944,"put_call_skew_pp":-2.1890189332068517,"implied_move_pct":8.95236179926692,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"32865168eed0060f106dc1858ca6d1c6ab2bce99cc719bc52bade3c8fea97ad7","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-03-19"]},{"date":"2026-09-24","observed_at":"2026-09-24T15:59:00-04:00","iv_pct":19.37476918337947,"put_call_skew_pp":3.7151210791231453,"implied_move_pct":8.98285728161503,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"2a603088be4ca2a10729f4f619b1e7710a5d3e1b4fe270024c2cace9315bc3d1","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-03-19"]},{"date":"2026-09-25","observed_at":"2026-09-25T15:59:00-04:00","iv_pct":18.942100008157432,"put_call_skew_pp":1.9740287625265776,"implied_move_pct":8.707307847588233,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"3b69435e28b6deb57f1c76360f5d722f54d420eecf77973f90fdf2259bf3ff58","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-03-19"]},{"date":"2026-09-28","observed_at":"2026-09-28T15:59:00-04:00","iv_pct":19.676801571108655,"put_call_skew_pp":-0.305525535867897,"implied_move_pct":8.796413595662825,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"6148cdcbecf4607a132fcf36bc78b4d29d39a22d84db7c8e848b97b8582bca56","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-03-19"]},{"date":"2026-09-29","observed_at":"2026-09-29T15:59:00-04:00","iv_pct":18.96299625174337,"put_call_skew_pp":0.18282036782568678,"implied_move_pct":8.40460530261219,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"066fcfe58b4a588968ddffe3ff4dff8802d54d3d83a9007f63d42d7b75b7e0e1","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-03-19"]},{"date":"2026-09-30","observed_at":"2026-09-30T15:59:00-04:00","iv_pct":19.67813620019173,"put_call_skew_pp":-1.7562552050028089,"implied_move_pct":8.61120864863619,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"4dedadc41227e2b2b14129593dee05a236f2d06812f215df188ddc169a259c0f","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-03-19"]},{"date":"2026-10-01","observed_at":"2026-10-01T15:59:00-04:00","iv_pct":19.813560431694892,"put_call_skew_pp":1.3341496013292309,"implied_move_pct":8.608154689216237,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"70c3a1d1fd3d52b774fbdf7073ce8542c2d8ec8cde42d2ae599680866bc5c0a9","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-03-19"]},{"date":"2026-10-02","observed_at":"2026-10-02T15:59:00-04:00","iv_pct":19.01260825849249,"put_call_skew_pp":0.10498428300522011,"implied_move_pct":8.275185441426057,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"97ea136a694fd76b72f9c7443e217875af622cff014880404771e95fa1029923","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-03-19"]},{"date":"2026-10-05","observed_at":"2026-10-05T15:59:00-04:00","iv_pct":18.987211992660818,"put_call_skew_pp":2.404875480635865,"implied_move_pct":8.06191419937779,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"6b2b330bb94635b3d69dbc97adea1aebba6b5de86969baa7cea5a44040ff89e8","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-03-19"]},{"date":"2026-10-06","observed_at":"2026-10-06T15:59:00-04:00","iv_pct":18.870657095981993,"put_call_skew_pp":-0.13040772734355777,"implied_move_pct":7.968887831742181,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"1a627dd39f09e4c29c842760735735a140872ecacd2bfdb7a8439c74836f38f3","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-03-19"]},{"date":"2026-10-07","observed_at":"2026-10-07T15:59:00-04:00","iv_pct":18.576855031073507,"put_call_skew_pp":3.219726531556611,"implied_move_pct":7.7769828699200305,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"dc4a1290dec3e41ec8ca1549cc28af7d7569284478e43c4023f620ac5980810d","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-03-19"]},{"date":"2026-10-08","observed_at":"2026-10-08T15:59:00-04:00","iv_pct":18.867151782170563,"put_call_skew_pp":0.060833920631933935,"implied_move_pct":7.707141733863022,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"16e95036b2d6f3409ec346a838f554f16c32c78a1c5a7885a232abae9cd4c3b0","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-03-19"]},{"date":"2026-10-09","observed_at":"2026-10-09T15:59:00-04:00","iv_pct":18.236371859536277,"put_call_skew_pp":2.6347657260354236,"implied_move_pct":7.472016448198466,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"4516ff7c51a3beec633ee8ed17a7c7f36fed46c7faee279a887f7fe1db58eaf6","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-03-19"]},{"date":"2026-10-12","observed_at":"2026-10-12T15:59:00-04:00","iv_pct":18.526893567206884,"put_call_skew_pp":-0.5796626544788728,"implied_move_pct":7.242681795199016,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"d941a26787708a317da85145a07ea6a8532df98b1a8b067f1667418f14e01d63","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-03-19"]},{"date":"2026-10-13","observed_at":"2026-10-13T15:59:00-04:00","iv_pct":18.917096053804414,"put_call_skew_pp":2.9432872485495487,"implied_move_pct":7.185665534782622,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"b1b39e869c922496714435271f727ac0aa58b88620b1f622f27d0d715dd00871","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-03-19"]},{"date":"2026-10-14","observed_at":"2026-10-14T15:59:00-04:00","iv_pct":20.293424962613887,"put_call_skew_pp":-4.664866545406319,"implied_move_pct":7.32012094124158,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"641214a40ee048d38c0bee4df74ed8f93753ccb1586fb956029df01c299c54b3","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-03-19"]},{"date":"2026-10-15","observed_at":"2026-10-15T15:59:00-04:00","iv_pct":21.341121642763408,"put_call_skew_pp":6.400858042582157,"implied_move_pct":7.143812944017272,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"f5d6363adc7c45e9fd4fbd098ebbe6db153c262e1750c8308691d08e47aa664f","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-03-19"]},{"date":"2026-10-16","observed_at":"2026-10-16T15:59:00-04:00","iv_pct":21.518914855525836,"put_call_skew_pp":-1.2054570426358158,"implied_move_pct":11.75705817501923,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"7007f894d34ec73991a237edff66689bf8a38ea79ff731d75213964eae8ed102","expiries":["2026-11-20","2026-12-18","2027-03-19","2027-06-17"]},{"date":"2026-10-19","observed_at":"2026-10-19T15:59:00-04:00","iv_pct":20.35976778552303,"put_call_skew_pp":0.5532292419262612,"implied_move_pct":11.051116546075011,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"5c1dc579829609e6bf935b8e19806b1d8704e353836b2213425e2f95eeb18f35","expiries":["2026-11-20","2026-12-18","2027-03-19","2027-06-17"]},{"date":"2026-10-20","observed_at":"2026-10-20T15:59:00-04:00","iv_pct":21.230845443209862,"put_call_skew_pp":0.21160654363645204,"implied_move_pct":11.362088512772223,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"456408cae4286fb0d100c277942da43ed2d700b822dcaf9f231254bfb440ced2","expiries":["2026-11-20","2026-12-18","2027-03-19","2027-06-17"]},{"date":"2026-10-21","observed_at":"2026-10-21T15:59:00-04:00","iv_pct":20.575652668135813,"put_call_skew_pp":2.784519247109598,"implied_move_pct":11.0079204548992,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"cd1f3244039555673953fd420a665ef78e0c5ab39ff1f5a9c915793c4e70f677","expiries":["2026-11-20","2026-12-18","2027-03-19","2027-06-17"]},{"date":"2026-10-22","observed_at":"2026-10-22T15:59:00-04:00","iv_pct":22.184941340909823,"put_call_skew_pp":-0.6085270079408813,"implied_move_pct":11.538966662001886,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"55c90561c7c85768b537e44fede5ecd7d00281bc6f8a740513f2574d69a29350","expiries":["2026-11-20","2026-12-18","2027-03-19","2027-06-17"]},{"date":"2026-10-23","observed_at":"2026-10-23T15:59:00-04:00","iv_pct":23.01841032258899,"put_call_skew_pp":0.33671724655990776,"implied_move_pct":11.923259628919595,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"06baefb414842b244880725b91f31403da55076ee334a64bb5064327e000d3f1","expiries":["2026-11-20","2026-12-18","2027-03-19","2027-06-17"]},{"date":"2026-10-26","observed_at":"2026-10-26T15:59:00-04:00","iv_pct":22.137316030947694,"put_call_skew_pp":2.019800848567333,"implied_move_pct":11.341165649957118,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"20455654582ec9518c9b56af4648a23a62a927e411d2d934f77932a87d02ec23","expiries":["2026-11-20","2026-12-18","2027-03-19","2027-06-17"]},{"date":"2026-10-27","observed_at":"2026-10-27T15:59:00-04:00","iv_pct":21.38693723495212,"put_call_skew_pp":2.640146215722897,"implied_move_pct":11.002200078410514,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"cc8ac58191534f42157383d68873c594b1595bdd43da65cb826fb8bb6e6d8e15","expiries":["2026-11-20","2026-12-18","2027-03-19","2027-06-17"]},{"date":"2026-10-28","observed_at":"2026-10-28T15:59:00-04:00","iv_pct":21.024386712264953,"put_call_skew_pp":1.3217794498598865,"implied_move_pct":10.712024226869548,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"64cda5b2f345f5bfbaf712b45ed887af48c590376528b1d731ce384cf1855ffe","expiries":["2026-11-20","2026-12-18","2027-03-19","2027-06-17"]},{"date":"2026-10-29","observed_at":"2026-10-29T15:59:00-04:00","iv_pct":21.234491529967954,"put_call_skew_pp":0.21712916473113442,"implied_move_pct":10.775225003259733,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"20adf0476bf6d4ed19be1b6850143a478d8b46b755b18b97bb98fdc0f5a62430","expiries":["2026-11-20","2026-12-18","2027-03-19","2027-06-17"]},{"date":"2026-10-30","observed_at":"2026-10-30T15:59:00-04:00","iv_pct":23.663752320538958,"put_call_skew_pp":0.4547036390170396,"implied_move_pct":11.667277690270549,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"3d2a7df2e3c79a323058618b8f2d71a03783e03579e8df3c0cb62b775dbe1d66","expiries":["2026-11-20","2026-12-18","2027-03-19","2027-06-17"]}]}