{"schemaVersion":1,"symbol":"EFXT","days":90,"observations":[{"symbol":"EFXT","expiry":"2026-11-20","observed_at":"2026-10-21T19:55:01.865000+00:00","captured_at":"2026-10-22T04:11:35.866Z","last_trade_at":"2026-10-21T23:00:00.002752278Z","price":24.69,"iv_pct":71.37986181299242,"implied_move_pct":14.63752823490618,"put_call_skew_pp":-38.414187669185786,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/EFXT","source_hash":"f52105f490475c79f79a9ff652ef5a46713610a643f35c485796a6e5fdf81c9d"},{"symbol":"EFXT","expiry":"2026-11-20","observed_at":"2026-10-22T17:51:27.664000+00:00","captured_at":"2026-10-22T18:00:52.567Z","last_trade_at":"2026-10-22T17:58:05.032450531Z","price":23.23,"iv_pct":71.30111024582764,"implied_move_pct":17.041539251136705,"put_call_skew_pp":-3.5189480193258516,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/EFXT","source_hash":"4369802e4857820d82218cc82244119e2578c113781a4a3b461ccd884e8e9253"},{"symbol":"EFXT","expiry":"2026-11-20","observed_at":"2026-10-22T19:55:01.744000+00:00","captured_at":"2026-10-23T01:55:55.276Z","last_trade_at":"2026-10-22T23:00:00.002826963Z","price":22.89,"iv_pct":72.24262290316604,"implied_move_pct":16.724570484724623,"put_call_skew_pp":-88.23241711667347,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/EFXT","source_hash":"dd3b4e0f2f9dd81433591d1d1cf3604c4879488c06707769bb2c1967c71d8891"},{"symbol":"EFXT","expiry":"2026-11-20","observed_at":"2026-10-23T16:46:07.553000+00:00","captured_at":"2026-10-23T16:54:42.249Z","last_trade_at":"2026-10-23T16:54:23.974522981Z","price":23.15,"iv_pct":62.73324610734856,"implied_move_pct":14.409599494841856,"put_call_skew_pp":81.4658936410313,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/EFXT","source_hash":"021cdd72f31a554baa50adb4ab95c6297b0f64d7d2d2cd0af0f2a271a2372e81"},{"symbol":"EFXT","expiry":"2026-11-20","observed_at":"2026-10-23T19:55:01.686000+00:00","captured_at":"2026-10-24T04:45:44.321Z","last_trade_at":"2026-10-23T23:00:00.003114996Z","price":22.75,"iv_pct":66.60720459770116,"implied_move_pct":14.974055829228242,"put_call_skew_pp":13.807945709040737,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/EFXT","source_hash":"d5554de835bb08b2afd07af4cc877b180b582f8595852d0b59230e69080f7a19"},{"symbol":"EFXT","expiry":"2026-11-20","observed_at":"2026-10-26T19:50:11.357000+00:00","captured_at":"2026-10-26T23:51:10.965Z","last_trade_at":"2026-10-26T23:00:00.002936856Z","price":23.42,"iv_pct":78.6061717616786,"implied_move_pct":17.718587939880106,"put_call_skew_pp":-8.310313380678602,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/EFXT","source_hash":"372bff6ec57920315f9439a57fe2ef91a35c59b8e64bb3e7b8e90e0af6820ff4"},{"symbol":"EFXT","expiry":"2026-11-20","observed_at":"2026-10-27T19:55:01.936000+00:00","captured_at":"2026-10-27T23:01:37.629Z","last_trade_at":"2026-10-27T23:00:00.002597423Z","price":24.01,"iv_pct":74.22619995750897,"implied_move_pct":16.459930236581975,"put_call_skew_pp":2.1912907242925717,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/EFXT","source_hash":"5f5f3a0241f8645fb2fa1b6540f73ee5afd89bad92478ab31944c0c9de9c6a1c"},{"symbol":"EFXT","expiry":"2026-11-20","observed_at":"2026-10-28T19:49:55.280000+00:00","captured_at":"2026-10-28T20:03:54.215Z","last_trade_at":"2026-10-28T20:00:02.598258482Z","price":25,"iv_pct":68.7277886481684,"implied_move_pct":15.022253963914709,"put_call_skew_pp":15.539639839648768,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/EFXT","source_hash":"cee5f5b0337b0b4fc7f10a41c54c1ef6b2402d0d154b6c40e9114a5526737f03"},{"symbol":"EFXT","expiry":"2026-11-20","observed_at":"2026-10-29T19:55:09.979000+00:00","captured_at":"2026-10-29T22:57:00.732Z","last_trade_at":"2026-10-29T22:30:00.00299184Z","price":24.3,"iv_pct":62.244461592598476,"implied_move_pct":12.794638211246202,"put_call_skew_pp":-15.272063925343248,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/EFXT","source_hash":"98c1d82b776c8f38965493f4182ec6c6bb2cf6df3387a264621d3ae662393902"},{"symbol":"EFXT","expiry":"2026-11-20","observed_at":"2026-10-30T19:50:26.496000+00:00","captured_at":"2026-10-30T22:28:47.279Z","last_trade_at":"2026-10-30T20:10:00.001940376Z","price":23.63,"iv_pct":57.800330564305554,"implied_move_pct":11.884972143518265,"put_call_skew_pp":-5.911749423358614,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/EFXT","source_hash":"43048aaf66275d2684117a228459c96371697b6937e19a0dc698a51bedcc411f"},{"symbol":"EFXT","expiry":"2026-11-20","observed_at":"2026-11-03T20:55:10.098000+00:00","captured_at":"2026-11-04T00:41:28.496Z","last_trade_at":"2026-11-04T00:00:00.002188998Z","price":23.34,"iv_pct":74.64748510207353,"implied_move_pct":14.22212176462507,"put_call_skew_pp":4.7025555662595035,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/EFXT","source_hash":"2aaa2f5e25ab96a65c2e15b7c204cfe949933c54c0c73e5099ec1b3a6f7c8a72"}],"dailyIv":[{"symbol":"EFXT","date":"2026-08-10","iv_pct":66.11599813621062,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":59.18015616585891,"put_iv_pct":126.51611982881599},{"expiry":"2026-09-18","call_iv_pct":39.45682072416838,"put_iv_pct":74.71931549960661},{"expiry":"2026-11-20","call_iv_pct":70.95449107142858,"put_iv_pct":57.32221709006928},{"expiry":"2026-12-18","call_iv_pct":47.57531986531986,"put_iv_pct":53.20354484441733}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"bf915056848d9a2a88d0f5ab9ba27906f450525bf42397ae5fd5d22c22d030e9","captured_at":"2026-10-24T01:06:29.293198+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":"EFXT","expiration":"*","start_date":"2026-08-10","end_date":"2026-08-10","strike_range":20,"format":"json"},"source_hash":"9b6c848cb3da42436576dc7d437245e79e2e8607ade116e38f183ccf262eab61"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"508c708536cc49ad13f57da6a5fb03f2b8eac1d06560233046ab385046d6a35c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"eba92cff22de5b23890e241ec296a6debfd250fd0f9ac0f91e8f8b9add46343d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2026-11-20","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":"66bbae7f8b40c9e86324865fdea1995de0c35262d8e51485a0d07540d6d7aedb"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"2a172c2213e876966da114883b55576daf7e2fc604cc3d7ac8d6b5b63b0de5ab"}]},{"symbol":"EFXT","date":"2026-08-11","iv_pct":78.68335890747315,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":151.62722301136364,"put_iv_pct":96.98677626876339},{"expiry":"2026-09-18","call_iv_pct":84.04479398663696,"put_iv_pct":83.35350427350427},{"expiry":"2026-11-20","call_iv_pct":69.3899,"put_iv_pct":53.03304747320061},{"expiry":"2026-12-18","call_iv_pct":46.400093896713614,"put_iv_pct":44.63153234960273}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"688059f4fe548409a04fa658ce0cc4452f62adf7c970ee4b64e1fdcf5dc498ac","captured_at":"2026-10-24T01:06:27.563688+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":"EFXT","expiration":"*","start_date":"2026-08-11","end_date":"2026-08-11","strike_range":20,"format":"json"},"source_hash":"dd9d0d7cb5bf074ec2c8b294fb3b67824ad9020bc201c46412accac9c333fefe"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"508c708536cc49ad13f57da6a5fb03f2b8eac1d06560233046ab385046d6a35c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"eba92cff22de5b23890e241ec296a6debfd250fd0f9ac0f91e8f8b9add46343d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2026-11-20","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":"66bbae7f8b40c9e86324865fdea1995de0c35262d8e51485a0d07540d6d7aedb"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"2a172c2213e876966da114883b55576daf7e2fc604cc3d7ac8d6b5b63b0de5ab"}]},{"symbol":"EFXT","date":"2026-08-12","iv_pct":64.32413893564814,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":55.99768421052631,"put_iv_pct":108.0876113360324},{"expiry":"2026-09-18","call_iv_pct":56.95294385432474,"put_iv_pct":68.31600262697023},{"expiry":"2026-11-20","call_iv_pct":71.58646258503401,"put_iv_pct":47.64593749999999},{"expiry":"2026-12-18","call_iv_pct":45.16878166465621,"put_iv_pct":60.837687707641194}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"7485ded43bf63b5fd11f248aa62fafc36468ed37089f2312bd2b311c963b2d35","captured_at":"2026-10-24T01:06:25.751683+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":"EFXT","expiration":"*","start_date":"2026-08-12","end_date":"2026-08-12","strike_range":20,"format":"json"},"source_hash":"12ed84a965d3c6a15bbf446bae7dd0a1b8495d919695aa96201d9caad27f3bc6"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"508c708536cc49ad13f57da6a5fb03f2b8eac1d06560233046ab385046d6a35c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"eba92cff22de5b23890e241ec296a6debfd250fd0f9ac0f91e8f8b9add46343d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2026-11-20","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":"66bbae7f8b40c9e86324865fdea1995de0c35262d8e51485a0d07540d6d7aedb"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"2a172c2213e876966da114883b55576daf7e2fc604cc3d7ac8d6b5b63b0de5ab"}]},{"symbol":"EFXT","date":"2026-08-14","iv_pct":60.71248069133462,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":82.75247741183327,"put_iv_pct":54.140856440856446},{"expiry":"2026-09-18","call_iv_pct":33.84050919842313,"put_iv_pct":82.44425917735515},{"expiry":"2026-11-20","call_iv_pct":62.43770465489567,"put_iv_pct":56.610739827373614},{"expiry":"2026-12-18","call_iv_pct":55.70495522388059,"put_iv_pct":57.76834359605911}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"a4d197089a22f86ff6a999691840177c73bafa0e436d7c056cc032a3f4e65b28","captured_at":"2026-10-24T01:06:22.066113+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":"EFXT","expiration":"*","start_date":"2026-08-14","end_date":"2026-08-14","strike_range":20,"format":"json"},"source_hash":"b9651e46ea180d5af86abf997feabaeebcbf2b4317811747ed0b1855509fe4f3"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"508c708536cc49ad13f57da6a5fb03f2b8eac1d06560233046ab385046d6a35c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"eba92cff22de5b23890e241ec296a6debfd250fd0f9ac0f91e8f8b9add46343d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2026-11-20","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":"66bbae7f8b40c9e86324865fdea1995de0c35262d8e51485a0d07540d6d7aedb"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"2a172c2213e876966da114883b55576daf7e2fc604cc3d7ac8d6b5b63b0de5ab"}]},{"symbol":"EFXT","date":"2026-08-17","iv_pct":49.51328408442429,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":46.24048780487806,"put_iv_pct":41.162704081632654},{"expiry":"2026-09-18","call_iv_pct":43.152018730489075,"put_iv_pct":37.32395095367848},{"expiry":"2026-11-20","call_iv_pct":72.03634772462078,"put_iv_pct":49.842555984555986},{"expiry":"2026-12-18","call_iv_pct":49.82404388714733,"put_iv_pct":56.524163508391986}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"1b29a0b2dac6e3333b482e2df581055bceee2f9ed23ac366a4d34a89e5028782","captured_at":"2026-10-24T01:06:15.650172+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":"EFXT","expiration":"*","start_date":"2026-08-17","end_date":"2026-08-17","strike_range":20,"format":"json"},"source_hash":"25b6dc12c08eb516b7b1538408838dbcdaedcbae10d2d94019ff5cdeda4a80d4"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"56487b85354bcf3ff12e53bc514951abcae33dc348ae2a3443902f8a1021bea2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"08b8a23345b9398ab413578a1b2ee036c9078eab711cae6a4beeecf058e387ed"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2026-11-20","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":"d90d733282571fdf0a028f94b67f2a078ce1f8fc410a2403a4bc900046168255"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"24422bd0a80209a2030d8238a378cb1161f3a5b7664564d3cbf3c887a8979593"}]},{"symbol":"EFXT","date":"2026-08-20","iv_pct":89.8450569268109,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":137.02283900457078,"put_iv_pct":178.43121539930004},{"expiry":"2026-09-18","call_iv_pct":92.06513084112147,"put_iv_pct":94.39885026737969},{"expiry":"2026-10-16","call_iv_pct":64.85196767001115,"put_iv_pct":42.40285022855606},{"expiry":"2026-11-20","call_iv_pct":71.71737034331629,"put_iv_pct":37.87023166023166}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"5cf5389b90d8c41b2005ad8e3769b83cfe99eb5c8bbebd50485ee2e8913a77f0","captured_at":"2026-10-24T01:06:10.178549+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":"EFXT","expiration":"*","start_date":"2026-08-20","end_date":"2026-08-20","strike_range":20,"format":"json"},"source_hash":"9e3a6fe138c29afce4fdb87bfe5f15a918dd888c98d09099c57919e045946351"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"56487b85354bcf3ff12e53bc514951abcae33dc348ae2a3443902f8a1021bea2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"08b8a23345b9398ab413578a1b2ee036c9078eab711cae6a4beeecf058e387ed"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"be6152cef98dcf74601e9b4130b406b5bac410bba5fe95e9888afa59888cacbf"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2026-11-20","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":"d90d733282571fdf0a028f94b67f2a078ce1f8fc410a2403a4bc900046168255"}]},{"symbol":"EFXT","date":"2026-08-21","iv_pct":68.51357401456106,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":86.95548704200178,"put_iv_pct":40.79918996829058},{"expiry":"2026-10-16","call_iv_pct":81.40768335273575,"put_iv_pct":71.38589051657671},{"expiry":"2026-11-20","call_iv_pct":71.43316680779,"put_iv_pct":57.58214285714286},{"expiry":"2026-12-18","call_iv_pct":74.27542372881356,"put_iv_pct":64.26960784313724}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"c1d012cce87db01ebc8a35edf5df4b9167796ab0a6467f758ea3bdf5d9392acc","captured_at":"2026-10-24T01:06:07.585126+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":"EFXT","expiration":"*","start_date":"2026-08-21","end_date":"2026-08-21","strike_range":20,"format":"json"},"source_hash":"e864514586e64b23f681313142caa1681554f3be80d0ed834cbf43c0b92fb935"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"08b8a23345b9398ab413578a1b2ee036c9078eab711cae6a4beeecf058e387ed"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"be6152cef98dcf74601e9b4130b406b5bac410bba5fe95e9888afa59888cacbf"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2026-11-20","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":"d90d733282571fdf0a028f94b67f2a078ce1f8fc410a2403a4bc900046168255"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"24422bd0a80209a2030d8238a378cb1161f3a5b7664564d3cbf3c887a8979593"}]},{"symbol":"EFXT","date":"2026-08-24","iv_pct":54.67735626896881,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":46.3631435154707,"put_iv_pct":46.87786144578313},{"expiry":"2026-10-16","call_iv_pct":49.91470085470085,"put_iv_pct":73.25011461318051},{"expiry":"2026-11-20","call_iv_pct":70.21387017255547,"put_iv_pct":32.1879128959276},{"expiry":"2026-12-18","call_iv_pct":59.84916744621142,"put_iv_pct":58.76207920792079}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"fe8dfc07ab8718d693574146c9d5e1a6a7088026f49b4b5f624b85718cbb975d","captured_at":"2026-10-24T01:06:02.447954+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":"EFXT","expiration":"*","start_date":"2026-08-24","end_date":"2026-08-24","strike_range":20,"format":"json"},"source_hash":"867ca393597e311049d03d7f4e1187ac74d46535e82a1963a02633cebcd68168"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"a3d6abd9e7e30d4efbc79f378be5a0c26bbd35756590a30075db5882f6a12ed4"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"7b9f0ac76532be15439eb5176a852725f9bf71375eeb8c4bffd6c4af80ab28c8"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2026-11-20","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":"6d3954c9eefd3f6bbf8fee91191ef10ed1f649fba23b6757ea7cfdd4008c35b1"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"4908eab4ff18143b812f492368f0b970fb317f4f80eb75d8a0e227d85677c181"}]},{"symbol":"EFXT","date":"2026-08-25","iv_pct":75.15577167264176,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":93.97596843003413,"put_iv_pct":85.10980414101846},{"expiry":"2026-10-16","call_iv_pct":78.49634703196348,"put_iv_pct":65.18510869565218},{"expiry":"2026-11-20","call_iv_pct":80.20951854775059,"put_iv_pct":61.116520403685826},{"expiry":"2026-12-18","call_iv_pct":73.95067988668555,"put_iv_pct":63.2022262443439}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"cafca248347c43a2af270a044fba5d69728fa1b566497ebc6b01ea92830eaef2","captured_at":"2026-10-24T01:06:00.641935+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":"EFXT","expiration":"*","start_date":"2026-08-25","end_date":"2026-08-25","strike_range":20,"format":"json"},"source_hash":"72ce40f5d8d728614fb25ef176fadbfde40e8b25133a1dc8a382f4073ccaafe6"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"a3d6abd9e7e30d4efbc79f378be5a0c26bbd35756590a30075db5882f6a12ed4"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"7b9f0ac76532be15439eb5176a852725f9bf71375eeb8c4bffd6c4af80ab28c8"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2026-11-20","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":"6d3954c9eefd3f6bbf8fee91191ef10ed1f649fba23b6757ea7cfdd4008c35b1"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"4908eab4ff18143b812f492368f0b970fb317f4f80eb75d8a0e227d85677c181"}]},{"symbol":"EFXT","date":"2026-08-26","iv_pct":61.69450288309873,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":49.02556993887091,"put_iv_pct":86.80104566512243},{"expiry":"2026-10-16","call_iv_pct":51.98091299677766,"put_iv_pct":66.46462627852084},{"expiry":"2026-11-20","call_iv_pct":48.922866958151154,"put_iv_pct":65.89182883939039},{"expiry":"2026-12-18","call_iv_pct":59.66787187362878,"put_iv_pct":64.80130051432769}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"8106442f6f36af0a73d98fc38eb04fa395176d499c5f4d95dac81019bea3611d","captured_at":"2026-10-24T01:05:58.667533+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":"EFXT","expiration":"*","start_date":"2026-08-26","end_date":"2026-08-26","strike_range":20,"format":"json"},"source_hash":"967839f97835e4ff44156d20669041f72aa1b45ec0c53880d9b26c1b111dee49"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"a3d6abd9e7e30d4efbc79f378be5a0c26bbd35756590a30075db5882f6a12ed4"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"7b9f0ac76532be15439eb5176a852725f9bf71375eeb8c4bffd6c4af80ab28c8"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2026-11-20","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":"6d3954c9eefd3f6bbf8fee91191ef10ed1f649fba23b6757ea7cfdd4008c35b1"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"4908eab4ff18143b812f492368f0b970fb317f4f80eb75d8a0e227d85677c181"}]},{"symbol":"EFXT","date":"2026-08-28","iv_pct":76.49702877837368,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":105.42328458942633,"put_iv_pct":114.68480271024313},{"expiry":"2026-10-16","call_iv_pct":63.44037530266344,"put_iv_pct":54.86042938931298},{"expiry":"2026-11-20","call_iv_pct":81.82875141884222,"put_iv_pct":50.24108732394367},{"expiry":"2026-12-18","call_iv_pct":90.02648404001906,"put_iv_pct":51.47101545253862}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"d9ce32637025408ececbc2d6d2ce5da9b266b5e5d42c7fe0398db417178bb74b","captured_at":"2026-10-24T01:05:55.407107+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":"EFXT","expiration":"*","start_date":"2026-08-28","end_date":"2026-08-28","strike_range":20,"format":"json"},"source_hash":"0f6cf88ad45439eea71eb0d9dc010d9f68a8502cb4b3844c81c35eb0df67ee3e"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"a3d6abd9e7e30d4efbc79f378be5a0c26bbd35756590a30075db5882f6a12ed4"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"7b9f0ac76532be15439eb5176a852725f9bf71375eeb8c4bffd6c4af80ab28c8"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2026-11-20","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":"6d3954c9eefd3f6bbf8fee91191ef10ed1f649fba23b6757ea7cfdd4008c35b1"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"4908eab4ff18143b812f492368f0b970fb317f4f80eb75d8a0e227d85677c181"}]},{"symbol":"EFXT","date":"2026-08-31","iv_pct":72.88226736823508,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":130.2419152542373,"put_iv_pct":120.50133658197007},{"expiry":"2026-10-16","call_iv_pct":51.658074712643675,"put_iv_pct":78.91235901509134},{"expiry":"2026-11-20","call_iv_pct":38.69664965197216,"put_iv_pct":55.35405672009864},{"expiry":"2026-12-18","call_iv_pct":41.51062992125985,"put_iv_pct":66.18311708860759}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"d0f932b5c458059f514e5b190aa3d6aeb4be07a51793ac0214e06c9eca960417","captured_at":"2026-10-24T01:05:48.927320+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":"EFXT","expiration":"*","start_date":"2026-08-31","end_date":"2026-08-31","strike_range":20,"format":"json"},"source_hash":"db41a6bf8cb3a64f05fc76d57820d5334074ed4459625ed446bac8f3e75f60ee"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"039d986038c5a8d9bc6ffb4104a9c0d4f6ead21dbb160dc29626058e7d9ebf8b"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"9b8a75ef0599aba13a1868c6a46cfdb1f85921c32f33e10da65de347d174a0cd"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2026-11-20","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":"f60888cf41d34ec226052dd5cda32079fb2dab49041139df7865f12414866cc1"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"680f966a78b6f01f38cffba16702f3a8afc2398858664769beec581e07851cde"}]},{"symbol":"EFXT","date":"2026-09-01","iv_pct":84.18820280826642,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":128.3235100548446,"put_iv_pct":79.95728622327792},{"expiry":"2026-10-16","call_iv_pct":100.38486583184259,"put_iv_pct":79.43356551724138},{"expiry":"2026-11-20","call_iv_pct":83.84501002004009,"put_iv_pct":60.182218152218155},{"expiry":"2026-12-18","call_iv_pct":74.66333333333334,"put_iv_pct":66.71583333333334}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"61069be71291bcaaae3970c1483cc1597c5713ccf91d11823f9f58ef6956ad09","captured_at":"2026-10-24T01:05:44.768773+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":"EFXT","expiration":"*","start_date":"2026-09-01","end_date":"2026-09-01","strike_range":20,"format":"json"},"source_hash":"ee1f5e84e773e9ccfeeb395c8101835a87b8eb8c6b95b02dca643f5c93ef888f"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"cbdb3e0b6f5469b1af5220bbf7502f4f4cbf77230c9a14a80dffca575bbac525"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"c27d6812a59e7742c10c9fd4d79f91f3064df3c2bf6d9322f2495e8ef711dd80"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2026-11-20","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":"9830802ed7be731af0a78b3e88cebc6ad05faf6aecb5c84c257a1cade877e0fa"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"5f954acac26f71ca99e3cef1cadf52bae8f933c2d33f2654a14cd9a7d1200947"}]},{"symbol":"EFXT","date":"2026-09-02","iv_pct":65.7970452819237,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":71.39874334937927,"put_iv_pct":104.45135640785782},{"expiry":"2026-10-16","call_iv_pct":61.29739465337561,"put_iv_pct":70.38814621409921},{"expiry":"2026-11-20","call_iv_pct":50.72723383568303,"put_iv_pct":62.24446324007806},{"expiry":"2026-12-18","call_iv_pct":42.53389865563599,"put_iv_pct":63.33512589928058}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"e8834068139430b05f36cbcbeac3f5265b62cf55b6bb049416c23378c34a777a","captured_at":"2026-10-24T01:05:42.552962+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":"EFXT","expiration":"*","start_date":"2026-09-02","end_date":"2026-09-02","strike_range":20,"format":"json"},"source_hash":"079d5ecf7d1a43247f5cc76fe0ad1f1e3a1b4b7f2750f8e20300fb4bbdce7d3b"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"cbdb3e0b6f5469b1af5220bbf7502f4f4cbf77230c9a14a80dffca575bbac525"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"c27d6812a59e7742c10c9fd4d79f91f3064df3c2bf6d9322f2495e8ef711dd80"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2026-11-20","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":"9830802ed7be731af0a78b3e88cebc6ad05faf6aecb5c84c257a1cade877e0fa"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"5f954acac26f71ca99e3cef1cadf52bae8f933c2d33f2654a14cd9a7d1200947"}]},{"symbol":"EFXT","date":"2026-09-03","iv_pct":58.50683507515416,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":44.14139744952178,"put_iv_pct":104.85695936139332},{"expiry":"2026-10-16","call_iv_pct":42.6816130198915,"put_iv_pct":73.00008833922261},{"expiry":"2026-11-20","call_iv_pct":38.15487995198079,"put_iv_pct":58.73221007893139},{"expiry":"2026-12-18","call_iv_pct":43.84256209150327,"put_iv_pct":62.644970308788594}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"383fc458549e4d3ac63a832bad683640621e2c6354fcf8fc0435fd719f4716ab","captured_at":"2026-10-24T01:05:40.975992+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":"EFXT","expiration":"*","start_date":"2026-09-03","end_date":"2026-09-03","strike_range":20,"format":"json"},"source_hash":"1844631c03952535372d7e3cb2b9ba9567cd9cf65c7595aca258989423ac592f"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"cbdb3e0b6f5469b1af5220bbf7502f4f4cbf77230c9a14a80dffca575bbac525"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"c27d6812a59e7742c10c9fd4d79f91f3064df3c2bf6d9322f2495e8ef711dd80"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2026-11-20","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":"9830802ed7be731af0a78b3e88cebc6ad05faf6aecb5c84c257a1cade877e0fa"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"5f954acac26f71ca99e3cef1cadf52bae8f933c2d33f2654a14cd9a7d1200947"}]},{"symbol":"EFXT","date":"2026-09-04","iv_pct":53.97051968339617,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":39.748971109984794,"put_iv_pct":56.15851820005733},{"expiry":"2026-10-16","call_iv_pct":87.7291813344249,"put_iv_pct":71.7925641025641},{"expiry":"2026-11-20","call_iv_pct":43.872935779816515,"put_iv_pct":36.90637954239569},{"expiry":"2026-12-18","call_iv_pct":44.26831094049904,"put_iv_pct":51.287296457426976}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"71e63737d7833974dfdf66c8d61454b5bc28de0886c4b464e597513159d05b82","captured_at":"2026-10-24T01:05:39.075688+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":"EFXT","expiration":"*","start_date":"2026-09-04","end_date":"2026-09-04","strike_range":20,"format":"json"},"source_hash":"4b1c09cbabf4253963dd0107c5c95638bac3139f0285931cafa0ed8bef9d5c83"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"cbdb3e0b6f5469b1af5220bbf7502f4f4cbf77230c9a14a80dffca575bbac525"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"c27d6812a59e7742c10c9fd4d79f91f3064df3c2bf6d9322f2495e8ef711dd80"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2026-11-20","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":"9830802ed7be731af0a78b3e88cebc6ad05faf6aecb5c84c257a1cade877e0fa"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"5f954acac26f71ca99e3cef1cadf52bae8f933c2d33f2654a14cd9a7d1200947"}]},{"symbol":"EFXT","date":"2026-09-08","iv_pct":50.010454861226464,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":76.4128014535844,"put_iv_pct":51.52375790621593},{"expiry":"2026-10-16","call_iv_pct":42.97757186337504,"put_iv_pct":33.37608},{"expiry":"2026-11-20","call_iv_pct":52.98644607843137,"put_iv_pct":46.255482866043614},{"expiry":"2026-12-18","call_iv_pct":47.57104417670682,"put_iv_pct":48.98045454545455}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"17c82c3af279e4f9dedd13e429bcfe028c1049219573637bf612d53353fbbcf7","captured_at":"2026-10-24T01:05:32.828648+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":"EFXT","expiration":"*","start_date":"2026-09-08","end_date":"2026-09-08","strike_range":20,"format":"json"},"source_hash":"32bbd7cb4764c03d1898f8a64c1d463460e268c748a1b8d24e8e2d6faad7579d"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"43b75e8f9d7247aa69cf7714dcd953ba3c421b7a4dcbb1b9fbb7de736bb1d8ae"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"2573e41df9f7fed3d8ddd430bae2d6995ed66899bb2488ca3f6a4f6e3ee129e0"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2026-11-20","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":"ed9c76b3abc339d89a03c0d58fd1bf502d4a80a125f8e1b5ed8ebb2a6fbc64d0"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"f9b13005318d20360c449224307da1222330c192891a9a23f8b9608d58295394"}]},{"symbol":"EFXT","date":"2026-09-09","iv_pct":61.77732962006601,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":111.52746530989823,"put_iv_pct":48.88112682587526},{"expiry":"2026-10-16","call_iv_pct":74.95366220735788,"put_iv_pct":43.702564102564104},{"expiry":"2026-11-20","call_iv_pct":72.94602443609023,"put_iv_pct":30.761415433826468},{"expiry":"2026-12-18","call_iv_pct":62.8622429906542,"put_iv_pct":48.58413565426171}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"ffb382f7cefeb06e8261c2bff1adcab2bbe59fa3f6561875782301f44bc68549","captured_at":"2026-10-24T01:05:31.303909+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":"EFXT","expiration":"*","start_date":"2026-09-09","end_date":"2026-09-09","strike_range":20,"format":"json"},"source_hash":"f831552b3712a1640fa7797a885fd1839bae826c2ee69656b4ef10ff154c7414"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"43b75e8f9d7247aa69cf7714dcd953ba3c421b7a4dcbb1b9fbb7de736bb1d8ae"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"2573e41df9f7fed3d8ddd430bae2d6995ed66899bb2488ca3f6a4f6e3ee129e0"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2026-11-20","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":"ed9c76b3abc339d89a03c0d58fd1bf502d4a80a125f8e1b5ed8ebb2a6fbc64d0"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"f9b13005318d20360c449224307da1222330c192891a9a23f8b9608d58295394"}]},{"symbol":"EFXT","date":"2026-09-10","iv_pct":71.26697816330474,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":81.63512759643918,"put_iv_pct":135.85462227912933},{"expiry":"2026-10-16","call_iv_pct":62.6811111111111,"put_iv_pct":75.38022258592471},{"expiry":"2026-11-20","call_iv_pct":50.39582712369598,"put_iv_pct":56.373889369057906},{"expiry":"2026-12-18","call_iv_pct":45.367410562180574,"put_iv_pct":62.44761467889908}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"2d0bfa1baeb7cefe02600c4824cbb9ae6fa4a4bf647a05208076e64e6480cb3c","captured_at":"2026-10-24T01:05:29.585243+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":"EFXT","expiration":"*","start_date":"2026-09-10","end_date":"2026-09-10","strike_range":20,"format":"json"},"source_hash":"85e4fd27523c062b7484e669035cf8c2c01959d33575deed396f85402ac6d851"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"43b75e8f9d7247aa69cf7714dcd953ba3c421b7a4dcbb1b9fbb7de736bb1d8ae"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"2573e41df9f7fed3d8ddd430bae2d6995ed66899bb2488ca3f6a4f6e3ee129e0"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2026-11-20","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":"ed9c76b3abc339d89a03c0d58fd1bf502d4a80a125f8e1b5ed8ebb2a6fbc64d0"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"f9b13005318d20360c449224307da1222330c192891a9a23f8b9608d58295394"}]},{"symbol":"EFXT","date":"2026-09-11","iv_pct":50.271260046113724,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":80.69722301571107,"put_iv_pct":70.5663296106248},{"expiry":"2026-10-16","call_iv_pct":34.14432835820895,"put_iv_pct":45.59021334134615},{"expiry":"2026-11-20","call_iv_pct":41.29427765726681,"put_iv_pct":40.21494937221547},{"expiry":"2026-12-18","call_iv_pct":41.059368118717096,"put_iv_pct":48.60339089481946}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"b01f213f468f42460b51519c868285254b4c4352aae3ebfe0ba56bd8d1ecca34","captured_at":"2026-10-24T01:05:27.835361+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":"EFXT","expiration":"*","start_date":"2026-09-11","end_date":"2026-09-11","strike_range":20,"format":"json"},"source_hash":"696683e256937f45a105aa4f7d26c2a33b8b02485689ec8b87d6dc361973d939"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"43b75e8f9d7247aa69cf7714dcd953ba3c421b7a4dcbb1b9fbb7de736bb1d8ae"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"2573e41df9f7fed3d8ddd430bae2d6995ed66899bb2488ca3f6a4f6e3ee129e0"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2026-11-20","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":"ed9c76b3abc339d89a03c0d58fd1bf502d4a80a125f8e1b5ed8ebb2a6fbc64d0"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"f9b13005318d20360c449224307da1222330c192891a9a23f8b9608d58295394"}]},{"symbol":"EFXT","date":"2026-09-17","iv_pct":96.2734210339405,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":322.8196727060199,"put_iv_pct":148.10937812326483},{"expiry":"2026-10-16","call_iv_pct":39.59835014643671,"put_iv_pct":50.53948972360028},{"expiry":"2026-11-20","call_iv_pct":62.32963463065925,"put_iv_pct":50.690684186678745},{"expiry":"2026-12-18","call_iv_pct":49.73863172226004,"put_iv_pct":46.36152703260421}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"f726fe247bc8fedf59bc10fdead602415e731167ce529bd40f6807d9a85d642a","captured_at":"2026-10-24T01:05:16.558658+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":"EFXT","expiration":"*","start_date":"2026-09-17","end_date":"2026-09-17","strike_range":20,"format":"json"},"source_hash":"2a57d6ae1ed89d0a54e5b25142a9ac347d624690e4903849fc378988e59002b6"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"d19aba6b8f78aff06e0477800b82b71bd357c41d018b11e28159193acd3c5f6c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"3ea26e27d8d150fb460eee07171802ef1470341488a58e310a4c44c171d83b27"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"727064efc5f7e119d888610a96cee7b599ed5d8d8902926b61a1300c8ac54108"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"d6254abbb4bd66588353e5674df9c3085fed8bc20ccf4e177d1f0beb2a93830d"}]},{"symbol":"EFXT","date":"2026-09-18","iv_pct":59.046757565518526,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":69.30336150595467,"put_iv_pct":76.33055517002082},{"expiry":"2026-11-20","call_iv_pct":66.46356175298804,"put_iv_pct":54.84505308560054},{"expiry":"2026-12-18","call_iv_pct":51.59122608079376,"put_iv_pct":56.890508474576265},{"expiry":"2027-02-19","call_iv_pct":46.642150776053214,"put_iv_pct":50.307643678160915}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"870fef728eefd8ab24c61f8f571f8fa7ef7a3f81e64f8cd609d8b932ed3a209c","captured_at":"2026-10-24T01:05:14.201355+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":"EFXT","expiration":"*","start_date":"2026-09-18","end_date":"2026-09-18","strike_range":20,"format":"json"},"source_hash":"41b0e18c57064b6581ec987cdbed2dba5a40c6a9015d23557c09e7a85edf4be0"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"3ea26e27d8d150fb460eee07171802ef1470341488a58e310a4c44c171d83b27"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"727064efc5f7e119d888610a96cee7b599ed5d8d8902926b61a1300c8ac54108"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"d6254abbb4bd66588353e5674df9c3085fed8bc20ccf4e177d1f0beb2a93830d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","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":"9701682c2845355d8ea834372e0ea2d6f2dffaa6b64b9fc163086acebcb586e1"}]},{"symbol":"EFXT","date":"2026-09-21","iv_pct":54.80772517279679,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":44.39898537477148,"put_iv_pct":78.43024332187252},{"expiry":"2026-11-20","call_iv_pct":60.163356401384085,"put_iv_pct":62.27009940828403},{"expiry":"2026-12-18","call_iv_pct":52.491168614357264,"put_iv_pct":45.151264803410704},{"expiry":"2027-02-19","call_iv_pct":49.800206185567006,"put_iv_pct":45.756477272727274}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"6fc5c4b32366145df5a4677cd86738501a6890b59f46ed354daa4c54c61b1655","captured_at":"2026-10-24T01:05:12.489395+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":"EFXT","expiration":"*","start_date":"2026-09-21","end_date":"2026-09-21","strike_range":20,"format":"json"},"source_hash":"7382e922ff11214c692ce936527e45953366b86da287d4c92d335d6447a32ad0"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"3ea26e27d8d150fb460eee07171802ef1470341488a58e310a4c44c171d83b27"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"727064efc5f7e119d888610a96cee7b599ed5d8d8902926b61a1300c8ac54108"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"d6254abbb4bd66588353e5674df9c3085fed8bc20ccf4e177d1f0beb2a93830d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","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":"9701682c2845355d8ea834372e0ea2d6f2dffaa6b64b9fc163086acebcb586e1"}]},{"symbol":"EFXT","date":"2026-09-22","iv_pct":61.43405813013811,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":101.19478328173375,"put_iv_pct":80.23088777219431},{"expiry":"2026-11-20","call_iv_pct":64.33370399683417,"put_iv_pct":61.03439260969977},{"expiry":"2026-12-18","call_iv_pct":44.413710455764075,"put_iv_pct":45.167573839662445},{"expiry":"2027-02-19","call_iv_pct":45.16603603603604,"put_iv_pct":49.931377049180334}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"d4f9063a7f769b2332718f5dcbb924befffbbfc5dc415ca4f1895a0d4c79ceb4","captured_at":"2026-10-24T01:05:05.860321+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":"EFXT","expiration":"*","start_date":"2026-09-22","end_date":"2026-09-22","strike_range":20,"format":"json"},"source_hash":"90de55a7b058a175d8d4a4f2dabdd1a0d2dd45a9cdf773dbb1eb7bfdb825488e"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"e6923ded79604a9eedd5b370b6ba4e612bcb8a5fd5e19e0f241a92cb9174c4d8"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"775a86e634ea6a29a41c897dd94d24cea2e1876bdfc278f697546108cccc259d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"04ed17bedee1645e0549c14c453d18d87584d1b6f6cf409b1fef31c18679070c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","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":"c0db382a944db84ed6b54b5a8ddfac1aa137f10cd8c2b9928467a374a95458ec"}]},{"symbol":"EFXT","date":"2026-09-23","iv_pct":54.133634608970965,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":47.9295232,"put_iv_pct":77.9097891566265},{"expiry":"2026-11-20","call_iv_pct":49.890068493150686,"put_iv_pct":60.78847629195525},{"expiry":"2026-12-18","call_iv_pct":44.145070635721495,"put_iv_pct":60.20816676885347},{"expiry":"2027-02-19","call_iv_pct":45.36469387755102,"put_iv_pct":46.83328844790928}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"94632580f66c86ca06bb38121430454028e3a7f627f96345f84e708ff5edd559","captured_at":"2026-10-24T01:05:04.011198+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":"EFXT","expiration":"*","start_date":"2026-09-23","end_date":"2026-09-23","strike_range":20,"format":"json"},"source_hash":"30e8df5848abb20f57d0e5f8afd707d2db90c016fc088b68baf994f9c7e000a4"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"e6923ded79604a9eedd5b370b6ba4e612bcb8a5fd5e19e0f241a92cb9174c4d8"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"775a86e634ea6a29a41c897dd94d24cea2e1876bdfc278f697546108cccc259d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"04ed17bedee1645e0549c14c453d18d87584d1b6f6cf409b1fef31c18679070c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","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":"c0db382a944db84ed6b54b5a8ddfac1aa137f10cd8c2b9928467a374a95458ec"}]},{"symbol":"EFXT","date":"2026-09-24","iv_pct":54.4855110791052,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":63.53557836899944,"put_iv_pct":83.8396953541508},{"expiry":"2026-11-20","call_iv_pct":38.54769729317575,"put_iv_pct":55.309726368159204},{"expiry":"2026-12-18","call_iv_pct":49.39733644859813,"put_iv_pct":55.66639035861258},{"expiry":"2027-02-19","call_iv_pct":45.45229588276343,"put_iv_pct":44.135368558382254}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"70fef91d7f7224627e08baa08cc6171c3b93197d957696a2f5144c8ca2bb1bfc","captured_at":"2026-10-24T01:05:02.185336+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":"EFXT","expiration":"*","start_date":"2026-09-24","end_date":"2026-09-24","strike_range":20,"format":"json"},"source_hash":"f2ee4157101f6be78b7801d429602d56af91ede83c3b340843150f2c25d4ee3e"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"e6923ded79604a9eedd5b370b6ba4e612bcb8a5fd5e19e0f241a92cb9174c4d8"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"775a86e634ea6a29a41c897dd94d24cea2e1876bdfc278f697546108cccc259d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"04ed17bedee1645e0549c14c453d18d87584d1b6f6cf409b1fef31c18679070c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","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":"c0db382a944db84ed6b54b5a8ddfac1aa137f10cd8c2b9928467a374a95458ec"}]},{"symbol":"EFXT","date":"2026-09-25","iv_pct":46.33765345586987,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":38.551701880659394,"put_iv_pct":61.892835505459665},{"expiry":"2026-11-20","call_iv_pct":36.49121296619031,"put_iv_pct":44.88511400651466},{"expiry":"2026-12-18","call_iv_pct":46.643851533082305,"put_iv_pct":49.70166570271834},{"expiry":"2027-02-19","call_iv_pct":45.141392143349414,"put_iv_pct":47.39345390898483}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"7f696cbd216b7f653fde68f852424245214bba0d059a474d3ded7fadadef5013","captured_at":"2026-10-24T01:05:00.174115+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":"EFXT","expiration":"*","start_date":"2026-09-25","end_date":"2026-09-25","strike_range":20,"format":"json"},"source_hash":"91d6c923ab9b1957086adeb50015bff3cc6c0341c11b7c744a85f2be2ee403c6"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"e6923ded79604a9eedd5b370b6ba4e612bcb8a5fd5e19e0f241a92cb9174c4d8"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"775a86e634ea6a29a41c897dd94d24cea2e1876bdfc278f697546108cccc259d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"04ed17bedee1645e0549c14c453d18d87584d1b6f6cf409b1fef31c18679070c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","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":"c0db382a944db84ed6b54b5a8ddfac1aa137f10cd8c2b9928467a374a95458ec"}]},{"symbol":"EFXT","date":"2026-09-28","iv_pct":59.54797999740355,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":82.9829635901778,"put_iv_pct":75.91896563456957},{"expiry":"2026-11-20","call_iv_pct":49.051683168316835,"put_iv_pct":51.191676224084695},{"expiry":"2026-12-18","call_iv_pct":60.79651041666666,"put_iv_pct":51.78911428571429},{"expiry":"2027-02-19","call_iv_pct":55.15647198480532,"put_iv_pct":49.49645467489321}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"85f779f173707e4aaddb412e7fe613ac7605d3a6413b68d6835817f756dbf608","captured_at":"2026-10-24T01:04:58.619639+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":"EFXT","expiration":"*","start_date":"2026-09-28","end_date":"2026-09-28","strike_range":20,"format":"json"},"source_hash":"afdff1141b3eb46b2a999b0670858c23951146c2c682fe11c29cf859aae0a7a6"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"e6923ded79604a9eedd5b370b6ba4e612bcb8a5fd5e19e0f241a92cb9174c4d8"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"775a86e634ea6a29a41c897dd94d24cea2e1876bdfc278f697546108cccc259d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"04ed17bedee1645e0549c14c453d18d87584d1b6f6cf409b1fef31c18679070c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","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":"c0db382a944db84ed6b54b5a8ddfac1aa137f10cd8c2b9928467a374a95458ec"}]},{"symbol":"EFXT","date":"2026-09-30","iv_pct":49.26345225477807,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":41.45852440080855,"put_iv_pct":41.268796095444685},{"expiry":"2026-11-20","call_iv_pct":51.323316904879256,"put_iv_pct":44.69682104483142},{"expiry":"2026-12-18","call_iv_pct":52.64828199863108,"put_iv_pct":63.61045694200351},{"expiry":"2027-02-19","call_iv_pct":45.681235955056174,"put_iv_pct":53.42018469656992}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"18b1722b9a97c281a5ad43af70031f432eaff98faa7afc49a45333b2cf159f30","captured_at":"2026-10-24T01:04:36.481127+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":"EFXT","expiration":"*","start_date":"2026-09-30","end_date":"2026-09-30","strike_range":20,"format":"json"},"source_hash":"9260679c2ad55727cc9d7d4db0867c3deed7ab5eec35655942749983de115a48"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"61e72d8887ffab9df77597c713f878c617951a2a168b9d12ae54d14cddf00004"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"87836f35b3bc26010ce84f1fb3cef1fd468f18b3d92b1653a0d0fee48f984755"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"b545a0758c1b15701f9edfba8d7caa6bb6c7dacea493189019f37222399fcdb9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","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":"6ae77e4678644dc47b3ee8ebbe65f0c41c548b747d24765cd8820019f6ff0072"}]},{"symbol":"EFXT","date":"2026-10-02","iv_pct":51.54376092663679,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":65.08397669337218,"put_iv_pct":37.696152647975076},{"expiry":"2026-11-20","call_iv_pct":56.982299651567935,"put_iv_pct":60.2528946625247},{"expiry":"2026-12-18","call_iv_pct":51.1382060938035,"put_iv_pct":44.90052868729349},{"expiry":"2027-02-19","call_iv_pct":51.19388732394366,"put_iv_pct":45.102141652613824}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"da1d4c14ee914dfd7b490d541e31bc2112bd9df098e67308c0c2190360675694","captured_at":"2026-10-24T01:04:29.889444+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":"EFXT","expiration":"*","start_date":"2026-10-02","end_date":"2026-10-02","strike_range":20,"format":"json"},"source_hash":"321dbc870a8a5d8bf84e46c129ed0bd36716ee176049d15b5e2ac7a147f76395"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"f6bf4d85eac5f067d6528a5981fbc497cf915fe3535d303dd91a132b0f04410a"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"d09ff7e22e54179963298f2fff18a96e97b594fa950a57a5190c29fd848d58d0"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"04edc51df7859b1fa2546b78638dcbb50b9a69164062f446ddf4e9fe6050f582"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","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":"1542f82747edd9549b9e1878edaee472f1d5677d0218bda8ae073569e320d378"}]},{"symbol":"EFXT","date":"2026-10-05","iv_pct":49.85293763556596,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":55.824849987602285,"put_iv_pct":56.45848725091065},{"expiry":"2026-11-20","call_iv_pct":50.113856083493545,"put_iv_pct":41.62161022167488},{"expiry":"2026-12-18","call_iv_pct":51.75914032869785,"put_iv_pct":55.239221984296925},{"expiry":"2027-02-19","call_iv_pct":45.942397785349236,"put_iv_pct":41.863937442502305}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"9d2fa3360f120acf18e22cff8a7eaf5a17b394388a5bbe90ac54b1627ee496f3","captured_at":"2026-10-24T01:04:28.136273+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":"EFXT","expiration":"*","start_date":"2026-10-05","end_date":"2026-10-05","strike_range":20,"format":"json"},"source_hash":"66f17663e3065c9a5e4272c04e0c8d413338b3e90933754f73924aa638ca5e6e"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"f6bf4d85eac5f067d6528a5981fbc497cf915fe3535d303dd91a132b0f04410a"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"d09ff7e22e54179963298f2fff18a96e97b594fa950a57a5190c29fd848d58d0"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"04edc51df7859b1fa2546b78638dcbb50b9a69164062f446ddf4e9fe6050f582"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","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":"1542f82747edd9549b9e1878edaee472f1d5677d0218bda8ae073569e320d378"}]},{"symbol":"EFXT","date":"2026-10-06","iv_pct":51.986270146699894,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":50.76630885962955,"put_iv_pct":52.94860557768924},{"expiry":"2026-11-20","call_iv_pct":67.80023782559456,"put_iv_pct":52.80446182152714},{"expiry":"2026-12-18","call_iv_pct":48.120323974082076,"put_iv_pct":45.34339648639339},{"expiry":"2027-02-19","call_iv_pct":51.80518600368323,"put_iv_pct":46.301640625000005}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"ba758232b91803e7b2bb29cb04e6d6ec08e10a4dba572484d2ae2bb7df2e90c2","captured_at":"2026-10-24T01:04:26.424886+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":"EFXT","expiration":"*","start_date":"2026-10-06","end_date":"2026-10-06","strike_range":20,"format":"json"},"source_hash":"0c0c8bba70f7b4395d3c1ab0007f088761d36f9ea531464b1824ceaa8519532a"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"f6bf4d85eac5f067d6528a5981fbc497cf915fe3535d303dd91a132b0f04410a"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"d09ff7e22e54179963298f2fff18a96e97b594fa950a57a5190c29fd848d58d0"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"04edc51df7859b1fa2546b78638dcbb50b9a69164062f446ddf4e9fe6050f582"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","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":"1542f82747edd9549b9e1878edaee472f1d5677d0218bda8ae073569e320d378"}]},{"symbol":"EFXT","date":"2026-10-07","iv_pct":49.94499267111365,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":65.96182025894898,"put_iv_pct":52.90235294117647},{"expiry":"2026-11-20","call_iv_pct":55.19311255210746,"put_iv_pct":45.83781480046494},{"expiry":"2026-12-18","call_iv_pct":44.96536394723986,"put_iv_pct":42.89793776126335},{"expiry":"2027-02-19","call_iv_pct":49.08253661394259,"put_iv_pct":42.719002493765586}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"74bf71b27800f626384806b7bcc4219dab22344990f220534593d98f9d0c9eb0","captured_at":"2026-10-24T01:04:24.522503+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":"EFXT","expiration":"*","start_date":"2026-10-07","end_date":"2026-10-07","strike_range":20,"format":"json"},"source_hash":"1d8b40fe28dc26ca005ce921ea796fb6e12e7d11ce349f936e498946cd357067"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"f6bf4d85eac5f067d6528a5981fbc497cf915fe3535d303dd91a132b0f04410a"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"d09ff7e22e54179963298f2fff18a96e97b594fa950a57a5190c29fd848d58d0"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"04edc51df7859b1fa2546b78638dcbb50b9a69164062f446ddf4e9fe6050f582"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","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":"1542f82747edd9549b9e1878edaee472f1d5677d0218bda8ae073569e320d378"}]},{"symbol":"EFXT","date":"2026-10-08","iv_pct":54.452592667931626,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":63.25930091866457,"put_iv_pct":82.24427213309566},{"expiry":"2026-11-20","call_iv_pct":46.547046081134305,"put_iv_pct":56.62446555819477},{"expiry":"2026-12-18","call_iv_pct":44.83069626639758,"put_iv_pct":51.33272097053726},{"expiry":"2027-02-19","call_iv_pct":44.17502033701336,"put_iv_pct":46.607219078415525}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"31d55777a1eee1a345ec184e6a1539d4436e6e68f451c5cb2832748373e17303","captured_at":"2026-10-24T01:04:16.973623+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":"EFXT","expiration":"*","start_date":"2026-10-08","end_date":"2026-10-08","strike_range":20,"format":"json"},"source_hash":"84a38bb25c39558b5a8aed9b013e430a6a170efefb1629364b4b65017b57e4d7"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"fa4c360da3ccf5f79fa180966e67857e8d5425d0d41491cbd3294079e88195a3"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"836604f5e2b35e769dea9a2eba3d4129296cf9efc1db010b9a13757d357bbaef"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"82484605bbed23714edff44359ab5e1e5193e02d56b5b490b31fe64d86e647a4"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","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":"afa9bd349109df830b7176cd08b6e1ba4b3433f9a287d6ac2b84cf9097248bab"}]},{"symbol":"EFXT","date":"2026-10-12","iv_pct":57.36368128478937,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":95.49345407503233,"put_iv_pct":82.82478290520572},{"expiry":"2026-11-20","call_iv_pct":46.45366447622729,"put_iv_pct":50.107379679144394},{"expiry":"2026-12-18","call_iv_pct":51.858420485175195,"put_iv_pct":43.27021442495127},{"expiry":"2027-02-19","call_iv_pct":43.61746679316888,"put_iv_pct":45.2840674394099}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"73236c04ec6d088664dd7e498b8286c64d56ba9b9480694365b6b6b7e8a997c4","captured_at":"2026-10-24T01:04:13.724139+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":"EFXT","expiration":"*","start_date":"2026-10-12","end_date":"2026-10-12","strike_range":20,"format":"json"},"source_hash":"1a3db81ceb71fbb4b8fcbe78831600ea39b401b7a3eb9b86eddacaf1879933c1"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"fa4c360da3ccf5f79fa180966e67857e8d5425d0d41491cbd3294079e88195a3"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"836604f5e2b35e769dea9a2eba3d4129296cf9efc1db010b9a13757d357bbaef"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"82484605bbed23714edff44359ab5e1e5193e02d56b5b490b31fe64d86e647a4"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","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":"afa9bd349109df830b7176cd08b6e1ba4b3433f9a287d6ac2b84cf9097248bab"}]},{"symbol":"EFXT","date":"2026-10-15","iv_pct":78.58438873326003,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":165.29356164383563,"put_iv_pct":151.00288869640536},{"expiry":"2026-11-20","call_iv_pct":64.97738619234246,"put_iv_pct":57.11817679558011},{"expiry":"2026-12-18","call_iv_pct":53.581390306122444,"put_iv_pct":38.47224186046512},{"expiry":"2027-02-19","call_iv_pct":48.98647816750179,"put_iv_pct":49.24298620382733}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"60973aa56898d6df37e5ae337aac98b21f798ab5ca4e2a6a1ad927bc8ab85dee","captured_at":"2026-10-24T01:04:01.649359+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":"EFXT","expiration":"*","start_date":"2026-10-15","end_date":"2026-10-15","strike_range":20,"format":"json"},"source_hash":"b71a668b7bda7e490edececd159ec541f37ad11580382e7d46df25dfcc30ad04"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"89846ebf31bc2c14fdff5e92a25e698cdd37199d91e7a1fcf0f62283d2038b6a"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"c60329f84cf840b082a08b4a2f1bb818b6eb55aeebbb3902676e479899fa96b9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"da93f0ec6ed658e592c670f1ae7f1d6806905a750dcc176feb2e69233d87fa6f"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","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":"0ffbcc854c1a5241da145921f4d36f2e722a5d335c2bd5bf1ed51b7c8cde5fa3"}]},{"symbol":"EFXT","date":"2026-10-16","iv_pct":53.09873859701205,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":49.79309090909091,"put_iv_pct":72.20711695376247},{"expiry":"2026-12-18","call_iv_pct":53.49297743347928,"put_iv_pct":51.54547481420314},{"expiry":"2027-02-19","call_iv_pct":49.59058604651163,"put_iv_pct":49.53598533850798},{"expiry":"2027-05-21","call_iv_pct":48.948694747789915,"put_iv_pct":49.67598253275109}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"9ca7870999803e9e20122b8afb61520698ad38941a64187120897fb5d56dc1bf","captured_at":"2026-10-24T01:03:58.391865+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":"EFXT","expiration":"*","start_date":"2026-10-16","end_date":"2026-10-16","strike_range":20,"format":"json"},"source_hash":"ab1f2afc2018577e89852beed1e00fc738dc290beee92fa4349beba521a24144"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"c60329f84cf840b082a08b4a2f1bb818b6eb55aeebbb3902676e479899fa96b9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"da93f0ec6ed658e592c670f1ae7f1d6806905a750dcc176feb2e69233d87fa6f"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","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":"0ffbcc854c1a5241da145921f4d36f2e722a5d335c2bd5bf1ed51b7c8cde5fa3"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-05-21","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":"3c45ec48a610a5232295d5046dd98a4b8d63d8b8767d310a3446591df95d47a3"}]},{"symbol":"EFXT","date":"2026-10-19","iv_pct":56.14552804685089,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":52.75404731727925,"put_iv_pct":63.23089218158891},{"expiry":"2026-12-18","call_iv_pct":63.566275468622656,"put_iv_pct":63.92323355651831},{"expiry":"2027-02-19","call_iv_pct":57.3140320082602,"put_iv_pct":50.49796495956873},{"expiry":"2027-05-21","call_iv_pct":50.00402457757297,"put_iv_pct":47.8737543053961}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"81b6a6b74fe702576a4e36d82c39ec30fc9065cb658952c6c9566a104e334347","captured_at":"2026-10-24T01:03:56.909895+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":"EFXT","expiration":"*","start_date":"2026-10-19","end_date":"2026-10-19","strike_range":20,"format":"json"},"source_hash":"822194df47dccb20eb96dfa5330696fc7066b189d7f14c4582cad62ec04d8066"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"c60329f84cf840b082a08b4a2f1bb818b6eb55aeebbb3902676e479899fa96b9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"da93f0ec6ed658e592c670f1ae7f1d6806905a750dcc176feb2e69233d87fa6f"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","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":"0ffbcc854c1a5241da145921f4d36f2e722a5d335c2bd5bf1ed51b7c8cde5fa3"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-05-21","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":"3c45ec48a610a5232295d5046dd98a4b8d63d8b8767d310a3446591df95d47a3"}]},{"symbol":"EFXT","date":"2026-10-20","iv_pct":55.21818330406122,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":63.034330935251795,"put_iv_pct":88.49271871657754},{"expiry":"2026-12-18","call_iv_pct":50.12776628748708,"put_iv_pct":53.877120131651125},{"expiry":"2027-02-19","call_iv_pct":45.84268656716418,"put_iv_pct":49.81342405618964},{"expiry":"2027-05-21","call_iv_pct":46.77430359085963,"put_iv_pct":43.78311614730878}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"407dd44aed9000347eb5435aa37691b27e32979a38687b378d6775da01a8f136","captured_at":"2026-10-22T12:59:52.892124+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":"EFXT","expiration":"*","start_date":"2026-10-20","end_date":"2026-10-20","strike_range":20,"format":"json"},"source_hash":"b7ec90d047bf815c8be37d35c8f80021ebbb771d2260edb6005fc247c5e12671"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"6e2e40321f163ce673012debb94ffbb4f6e4e7f63e9dc2986ce104973e5319cc"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"816f70bc586dca2bb355c94fd9f0f691badda9d15f4567ee7eb30ec7fa3c3fd9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","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":"e33f58320d7e117c9825bd3a2dabc32dab183b1e25aad1ade22b36ef9c035394"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-05-21","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":"da559e1ee66be8d564dbf5512de547d381d8a0e71cce0de62cfac5f1911f5aaf"}]},{"symbol":"EFXT","date":"2026-10-21","iv_pct":56.09509601557594,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":94.56843541540329,"put_iv_pct":45.566504983388704},{"expiry":"2026-12-18","call_iv_pct":41.6440675844806,"put_iv_pct":67.38078853046595},{"expiry":"2027-02-19","call_iv_pct":46.547885643768,"put_iv_pct":51.7888083371092},{"expiry":"2027-05-21","call_iv_pct":47.24546031746032,"put_iv_pct":54.01881731253145}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"a4d70aedceaa79b56560ebd839cd21cdcf98cd76815819eaf788ec3554f59bca","captured_at":"2026-10-22T12:59:51.566919+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":"EFXT","expiration":"*","start_date":"2026-10-21","end_date":"2026-10-21","strike_range":20,"format":"json"},"source_hash":"7377c8d01132430c326bc5fc024feb66e20585b48707a86e9279b9a8470ef49d"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"6e2e40321f163ce673012debb94ffbb4f6e4e7f63e9dc2986ce104973e5319cc"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"816f70bc586dca2bb355c94fd9f0f691badda9d15f4567ee7eb30ec7fa3c3fd9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","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":"e33f58320d7e117c9825bd3a2dabc32dab183b1e25aad1ade22b36ef9c035394"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-05-21","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":"da559e1ee66be8d564dbf5512de547d381d8a0e71cce0de62cfac5f1911f5aaf"}]},{"symbol":"EFXT","date":"2026-10-22","iv_pct":56.250772576200035,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":83.12287070524413,"put_iv_pct":60.794502487562184},{"expiry":"2026-12-18","call_iv_pct":62.667153846153845,"put_iv_pct":57.18210093252879},{"expiry":"2027-02-19","call_iv_pct":53.670336927223715,"put_iv_pct":40.292073784237004},{"expiry":"2027-05-21","call_iv_pct":52.75454452405322,"put_iv_pct":39.522597402597405}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"7b14e4ab070ee7715855dc68b0e1c68d8da35794afca3c035d0d841a15376f2c","captured_at":"2026-10-23T00:44:09.888183+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":"EFXT","date":"2026-10-22","format":"json"},"source_hash":"c2515163543301e67318c66cb5334773c724a8d26fad61c12184c8aacf29fcb5"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"5df082b1b777dee0ce30fb7156aa52f31fd35512f71c1f84b25c398ea59068ff"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"3574bb5c656f00cccfdb763a09803d93495e7eff794d9096589a9a2a71de33f5"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","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":"bc2ed2be6a99e4916c93fd92c6a9e83ce6f63d0613c96da5616aed624c4a58dd"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-05-21","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":"f6d9664443e281c34880479218d1bbaff537aba33e5d8c8466f89adceb81048a"}]},{"symbol":"EFXT","date":"2026-10-23","iv_pct":58.793874935986196,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":72.23851987208772,"put_iv_pct":58.46468220338983},{"expiry":"2026-12-18","call_iv_pct":64.2427076064201,"put_iv_pct":68.54186119873818},{"expiry":"2027-02-19","call_iv_pct":54.087345971563984,"put_iv_pct":49.771495862507955},{"expiry":"2027-05-21","call_iv_pct":55.84767726161369,"put_iv_pct":47.156709511568124}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"8413fb48d99f57f6b8fc55bc43847456a9038bd832c8410dc1ee2b2a14d28326","captured_at":"2026-10-24T00:14:56.096631+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":"EFXT","date":"2026-10-23","format":"json"},"source_hash":"fc91c602f1ca2a2138e726d3d845173e5652876492fef78ace4773cdab3a0955"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"f133aba70230cc42d6ea5c5be55d69b4ab941bc24dba90c2030d032d18014e9c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"bc1ed4f0877aa034d63811efe10fa9ba866ff441038f560c49db525234947252"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","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":"c7d5187deefee42749de057cbe78d47b21a184f20f201e42e5ae22897761b1be"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-05-21","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":"194d730ca234fdef93fa52351c9f9ac356b057025615357059168af448b82e1c"}]},{"symbol":"EFXT","date":"2026-10-26","iv_pct":61.65236743307151,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":75.92531783681214,"put_iv_pct":81.29332813312533},{"expiry":"2026-12-18","call_iv_pct":66.84124074074074,"put_iv_pct":65.35444705882352},{"expiry":"2027-02-19","call_iv_pct":46.314157728706626,"put_iv_pct":55.81949165402125},{"expiry":"2027-05-21","call_iv_pct":45.611878821567544,"put_iv_pct":56.05907749077491}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"300ef460aa31abfe7c81fb3e0f5c36bd3f1962c42cebd98d71ce84786f64e5ab","captured_at":"2026-10-28T15:46:11.128602+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":"v2_verified_expiry_inventory","source_hash":"e6b8359a5ab2ffef63b6540f4ef3356450fd053bc2a3a9e69863641802ea3b1c"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"324e7ccf1ad5330db0a780a88b91798168c7d1eb69c8af36cab8ad9dc20cf9c0"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"905bc5f2e94c3e588ce5d424912577946cc56ed56bb7e475c49121e24082c1f7"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","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":"4b19d60d6e9f30dc5fd65f4dcd3b7934c916e0925d9e40746860669570f32c97"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-05-21","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":"f137d4412b557de0737137564139e11f254d61177e60169a74da5f2b3b2caa08"}]},{"symbol":"EFXT","date":"2026-10-27","iv_pct":62.068038619512684,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":70.10511627906976,"put_iv_pct":78.31209302325581},{"expiry":"2026-12-18","call_iv_pct":68.2920930232558,"put_iv_pct":58.96894236149972},{"expiry":"2027-02-19","call_iv_pct":54.29553969669938,"put_iv_pct":59.0339681750373},{"expiry":"2027-05-21","call_iv_pct":49.13196309584828,"put_iv_pct":58.40459330143541}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"1f1a0c1b8dfa930a539b25adbf5b92ecf6fc6157f7761b086db8847f64446cf3","captured_at":"2026-10-28T15:46:10.616233+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":"EFXT","expiration":"*","start_date":"2026-10-27","end_date":"2026-10-27","strike_range":20,"format":"json"},"source_hash":"3555280a567f4017f99d3c776d15d38883e6fef72b39b2214f86066873282ce8"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"324e7ccf1ad5330db0a780a88b91798168c7d1eb69c8af36cab8ad9dc20cf9c0"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"905bc5f2e94c3e588ce5d424912577946cc56ed56bb7e475c49121e24082c1f7"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","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":"4b19d60d6e9f30dc5fd65f4dcd3b7934c916e0925d9e40746860669570f32c97"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-05-21","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":"f137d4412b557de0737137564139e11f254d61177e60169a74da5f2b3b2caa08"}]},{"symbol":"EFXT","date":"2026-10-28","iv_pct":59.600087629914306,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":62.00378927911275,"put_iv_pct":75.04065785428834},{"expiry":"2026-12-18","call_iv_pct":66.44582392776523,"put_iv_pct":64.91873622589533},{"expiry":"2027-02-19","call_iv_pct":47.202770780856426,"put_iv_pct":54.00907077724707},{"expiry":"2027-05-21","call_iv_pct":51.959560059317845,"put_iv_pct":55.22029213483146}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"b7a1d9aa7b1249efa35b911d1f04f10edfcc8097e32b59a540a40e462e1dab95","captured_at":"2026-10-29T15:46:03.704714+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":"EFXT","expiration":"*","start_date":"2026-10-28","end_date":"2026-10-28","strike_range":20,"format":"json"},"source_hash":"85d6c3eb407b5443bdc66e7dcadfb72b53230b51f9b16b75cf1ed038bb9f2f3b"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"a36e1287a392b840328be99df75f77585df5cc9e1aaea942f8d9a240663496da"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"8325ba4121b0931fddadf303c95275a04cd0ca5347dca2f234e1cde231fecdb4"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","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":"b3ce0469b1c539e9cc8697a5f1af5f9ff78207cc39e40c43d56d72f6e39fe12e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-05-21","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":"f34276b0d279ee34f514505956da5ea9b0158c1f90f6c3fe7558b3a76e4e9ea1"}]},{"symbol":"EFXT","date":"2026-10-29","iv_pct":55.4198128144174,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":65.28655589123868,"put_iv_pct":58.88585995921143},{"expiry":"2026-12-18","call_iv_pct":64.27799554565702,"put_iv_pct":51.920942578548214},{"expiry":"2027-02-19","call_iv_pct":54.7066565349544,"put_iv_pct":46.08111803661862},{"expiry":"2027-05-21","call_iv_pct":51.342307692307685,"put_iv_pct":50.85706627680312}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"69af164e87f2303d0b49390b33aa6062443eda7d21ce77ac9a072523180b50ad","captured_at":"2026-10-30T15:53:27.123786+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":"EFXT","expiration":"*","start_date":"2026-10-29","end_date":"2026-10-29","strike_range":20,"format":"json"},"source_hash":"32ecc492cc08265ce38725ed2fd7472bebe12825d33aa90fd38e572a1b969b70"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"c9bf146ca9f4fc03bbe42e16aabed64a95657a58f8925ac26edff3b16e75fa1e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","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":"9077ac1b78035de61f839f1d309d4a1f5f93a1a27cbcea8681240bb078a03371"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","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":"3ba10dfbba371e3d315dced0ff399d97d3c1815d5013d9ef8443376360c667e2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-05-21","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":"1edb0080797177d8fe5a25cd194b3e323bedf69c3dd9ab930130e2e092af796f"}]},{"symbol":"EFXT","date":"2026-10-30","iv_pct":56.311851145310435,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":50.7737519872814,"put_iv_pct":64.7184249628529},{"expiry":"2026-12-18","call_iv_pct":57.38016691957512,"put_iv_pct":64.40699372504278},{"expiry":"2027-02-19","call_iv_pct":48.328291139240505,"put_iv_pct":54.347231237322525},{"expiry":"2027-05-21","call_iv_pct":52.00687226809131,"put_iv_pct":58.53307692307692}],"source":"ThetaData historical first-order Greeks","provider_symbol":"EFXT","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"9a1c77299f1df41ae56731ee69a33b8ea97ac7bd94af237de348c53893b29d84","captured_at":"2026-10-31T23:24:50.433239+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":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"EFXT","expiration":"*","start_date":"2026-10-30","end_date":"2026-10-30","strike_range":20,"format":"json"},"source_hash":"155d64dfec91c5f5b1314c655a16b248f99d46f995090f35337eef03bb12e63f"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2026-11-20","start_date":"2026-10-26","end_date":"2026-10-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"a135f6cefdcec88fd5f0d13d606e746e36e001e57ead0ad59dad10f7d7e76ccc"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2026-12-18","start_date":"2026-10-26","end_date":"2026-10-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"58740f12fa155bd1950a4c4e9ea8d7a8fcb20da8a5f92cec0775284cecfb7455"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-02-19","start_date":"2026-10-26","end_date":"2026-10-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"9b1780dce5351ba58517a7e184786af69f3310f501ddb96f9b4a4e0915c64bab"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"EFXT","expiration":"2027-05-21","start_date":"2026-10-26","end_date":"2026-10-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"78be8123442ea2ffcc6085c76b743ac38ffaaae5dc457d689807a3c6c70ea68b"}]}],"dailyIvModel":"theta-four-friday-close-50delta-v3","truncated":false,"expiries":["2026-11-20"],"url":"https://intraalpha.com/companies/EFXT","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":66.1159981362106,"put_call_skew_pp":23.64860235903337,"implied_move_pct":24.680812459099236,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"bf915056848d9a2a88d0f5ab9ba27906f450525bf42397ae5fd5d22c22d030e9","expiries":["2026-08-21","2026-09-18","2026-11-20","2026-12-18"]},{"date":"2026-08-11","observed_at":"2026-08-11T15:59:00-04:00","iv_pct":78.68335890747315,"put_call_skew_pp":-18.3642876324108,"implied_move_pct":26.70088465243249,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"688059f4fe548409a04fa658ce0cc4452f62adf7c970ee4b64e1fdcf5dc498ac","expiries":["2026-08-21","2026-09-18","2026-11-20","2026-12-18"]},{"date":"2026-08-12","observed_at":"2026-08-12T15:59:00-04:00","iv_pct":64.32413893564814,"put_call_skew_pp":13.795341714025632,"implied_move_pct":23.846143691163256,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"7485ded43bf63b5fd11f248aa62fafc36468ed37089f2312bd2b311c963b2d35","expiries":["2026-08-21","2026-09-18","2026-11-20","2026-12-18"]},{"date":"2026-08-14","observed_at":"2026-08-14T15:59:00-04:00","iv_pct":60.71248069133462,"put_call_skew_pp":4.057138138152919,"implied_move_pct":22.907588731001347,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"a4d197089a22f86ff6a999691840177c73bafa0e436d7c056cc032a3f4e65b28","expiries":["2026-08-21","2026-09-18","2026-11-20","2026-12-18"]},{"date":"2026-08-17","observed_at":"2026-08-17T15:59:00-04:00","iv_pct":49.51328408442429,"put_call_skew_pp":-6.599880904719036,"implied_move_pct":19.604898694302623,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"1b29a0b2dac6e3333b482e2df581055bceee2f9ed23ac366a4d34a89e5028782","expiries":["2026-08-21","2026-09-18","2026-11-20","2026-12-18"]},{"date":"2026-08-20","observed_at":"2026-08-20T15:59:00-04:00","iv_pct":89.84505692681088,"put_call_skew_pp":-3.138540075888061,"implied_move_pct":20.802097699039535,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"5cf5389b90d8c41b2005ad8e3769b83cfe99eb5c8bbebd50485ee2e8913a77f0","expiries":["2026-08-21","2026-09-18","2026-10-16","2026-11-20"]},{"date":"2026-08-21","observed_at":"2026-08-21T15:59:00-04:00","iv_pct":68.51357401456107,"put_call_skew_pp":-20.008732436548428,"implied_move_pct":29.834710454809063,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"c1d012cce87db01ebc8a35edf5df4b9167796ab0a6467f758ea3bdf5d9392acc","expiries":["2026-09-18","2026-10-16","2026-11-20","2026-12-18"]},{"date":"2026-08-24","observed_at":"2026-08-24T15:59:00-04:00","iv_pct":54.67735626896881,"put_call_skew_pp":-3.8157284565316,"implied_move_pct":23.552257239862655,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"fe8dfc07ab8718d693574146c9d5e1a6a7088026f49b4b5f624b85718cbb975d","expiries":["2026-09-18","2026-10-16","2026-11-20","2026-12-18"]},{"date":"2026-08-25","observed_at":"2026-08-25T15:59:00-04:00","iv_pct":75.15577167264176,"put_call_skew_pp":-13.004713602933348,"implied_move_pct":30.756600603423724,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"cafca248347c43a2af270a044fba5d69728fa1b566497ebc6b01ea92830eaef2","expiries":["2026-09-18","2026-10-16","2026-11-20","2026-12-18"]},{"date":"2026-08-26","observed_at":"2026-08-26T15:59:00-04:00","iv_pct":61.69450288309873,"put_call_skew_pp":18.590394882483206,"implied_move_pct":25.449229928204254,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"8106442f6f36af0a73d98fc38eb04fa395176d499c5f4d95dac81019bea3611d","expiries":["2026-09-18","2026-10-16","2026-11-20","2026-12-18"]},{"date":"2026-08-28","observed_at":"2026-08-28T15:59:00-04:00","iv_pct":76.49702877837368,"put_call_skew_pp":-17.365390118728158,"implied_move_pct":29.72472671629027,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"d9ce32637025408ececbc2d6d2ce5da9b266b5e5d42c7fe0398db417178bb74b","expiries":["2026-09-18","2026-10-16","2026-11-20","2026-12-18"]},{"date":"2026-08-31","observed_at":"2026-08-31T15:59:00-04:00","iv_pct":72.88226736823508,"put_call_skew_pp":14.71089996641366,"implied_move_pct":25.64028417614616,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"d0f932b5c458059f514e5b190aa3d6aeb4be07a51793ac0214e06c9eca960417","expiries":["2026-09-18","2026-10-16","2026-11-20","2026-12-18"]},{"date":"2026-09-01","observed_at":"2026-09-01T15:59:00-04:00","iv_pct":84.18820280826642,"put_call_skew_pp":-25.23195400349746,"implied_move_pct":31.541825426310744,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"61069be71291bcaaae3970c1483cc1597c5713ccf91d11823f9f58ef6956ad09","expiries":["2026-09-18","2026-10-16","2026-11-20","2026-12-18"]},{"date":"2026-09-02","observed_at":"2026-09-02T15:59:00-04:00","iv_pct":65.7970452819237,"put_call_skew_pp":18.61545531681044,"implied_move_pct":24.04398342132568,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"e8834068139430b05f36cbcbeac3f5265b62cf55b6bb049416c23378c34a777a","expiries":["2026-09-18","2026-10-16","2026-11-20","2026-12-18"]},{"date":"2026-09-03","observed_at":"2026-09-03T15:59:00-04:00","iv_pct":58.50683507515416,"put_call_skew_pp":32.60344389385965,"implied_move_pct":21.503290576250762,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"383fc458549e4d3ac63a832bad683640621e2c6354fcf8fc0435fd719f4716ab","expiries":["2026-09-18","2026-10-16","2026-11-20","2026-12-18"]},{"date":"2026-09-04","observed_at":"2026-09-04T15:59:00-04:00","iv_pct":53.97051968339616,"put_call_skew_pp":0.13133978442971284,"implied_move_pct":20.14924822131327,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"71e63737d7833974dfdf66c8d61454b5bc28de0886c4b464e597513159d05b82","expiries":["2026-09-18","2026-10-16","2026-11-20","2026-12-18"]},{"date":"2026-09-08","observed_at":"2026-09-08T15:59:00-04:00","iv_pct":50.010454861226464,"put_call_skew_pp":-9.953022063595883,"implied_move_pct":17.616999690514426,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"17c82c3af279e4f9dedd13e429bcfe028c1049219573637bf612d53353fbbcf7","expiries":["2026-09-18","2026-10-16","2026-11-20","2026-12-18"]},{"date":"2026-09-09","observed_at":"2026-09-09T15:59:00-04:00","iv_pct":61.777329620066006,"put_call_skew_pp":-37.59003823186825,"implied_move_pct":20.913007437072633,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"ffb382f7cefeb06e8261c2bff1adcab2bbe59fa3f6561875782301f44bc68549","expiries":["2026-09-18","2026-10-16","2026-11-20","2026-12-18"]},{"date":"2026-09-10","observed_at":"2026-09-10T15:59:00-04:00","iv_pct":71.26697816330474,"put_call_skew_pp":22.494218129896055,"implied_move_pct":22.34206390177747,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"2d0bfa1baeb7cefe02600c4824cbb9ae6fa4a4bf647a05208076e64e6480cb3c","expiries":["2026-09-18","2026-10-16","2026-11-20","2026-12-18"]},{"date":"2026-09-11","observed_at":"2026-09-11T15:59:00-04:00","iv_pct":50.27126004611373,"put_call_skew_pp":1.944921517275489,"implied_move_pct":15.968728937050987,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"b01f213f468f42460b51519c868285254b4c4352aae3ebfe0ba56bd8d1ecca34","expiries":["2026-09-18","2026-10-16","2026-11-20","2026-12-18"]},{"date":"2026-09-17","observed_at":"2026-09-17T15:59:00-04:00","iv_pct":96.27342103394048,"put_call_skew_pp":-44.69630253480696,"implied_move_pct":18.197530960010685,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"f726fe247bc8fedf59bc10fdead602415e731167ce529bd40f6807d9a85d642a","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":59.04675756551853,"put_call_skew_pp":1.0933650731422127,"implied_move_pct":25.97546992063584,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"870fef728eefd8ab24c61f8f571f8fa7ef7a3f81e64f8cd609d8b932ed3a209c","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-02-19"]},{"date":"2026-09-21","observed_at":"2026-09-21T15:59:00-04:00","iv_pct":54.80772517279679,"put_call_skew_pp":6.188592057553674,"implied_move_pct":23.890695244647226,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"6fc5c4b32366145df5a4677cd86738501a6890b59f46ed354daa4c54c61b1655","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-02-19"]},{"date":"2026-09-22","observed_at":"2026-09-22T15:59:00-04:00","iv_pct":61.434058130138105,"put_call_skew_pp":-4.686000624907795,"implied_move_pct":25.194434981957198,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"d4f9063a7f769b2332718f5dcbb924befffbbfc5dc415ca4f1895a0d4c79ceb4","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-02-19"]},{"date":"2026-09-23","observed_at":"2026-09-23T15:59:00-04:00","iv_pct":54.133634608970965,"put_call_skew_pp":14.602591114730327,"implied_move_pct":23.150694517988313,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"94632580f66c86ca06bb38121430454028e3a7f627f96345f84e708ff5edd559","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-02-19"]},{"date":"2026-09-24","observed_at":"2026-09-24T15:59:00-04:00","iv_pct":54.485511079105194,"put_call_skew_pp":10.504568161442021,"implied_move_pct":22.619740109299208,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"70fef91d7f7224627e08baa08cc6171c3b93197d957696a2f5144c8ca2bb1bfc","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-02-19"]},{"date":"2026-09-25","observed_at":"2026-09-25T15:59:00-04:00","iv_pct":46.33765345586987,"put_call_skew_pp":9.261227650099018,"implied_move_pct":20.10702725655999,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"7f696cbd216b7f653fde68f852424245214bba0d059a474d3ded7fadadef5013","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-02-19"]},{"date":"2026-09-28","observed_at":"2026-09-28T15:59:00-04:00","iv_pct":59.54797999740356,"put_call_skew_pp":-4.897854585176214,"implied_move_pct":24.02381648321274,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"85f779f173707e4aaddb412e7fe613ac7605d3a6413b68d6835817f756dbf608","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-02-19"]},{"date":"2026-09-30","observed_at":"2026-09-30T15:59:00-04:00","iv_pct":49.26345225477807,"put_call_skew_pp":2.9712248798686183,"implied_move_pct":21.13182971140047,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"18b1722b9a97c281a5ad43af70031f432eaff98faa7afc49a45333b2cf159f30","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-02-19"]},{"date":"2026-10-02","observed_at":"2026-10-02T15:59:00-04:00","iv_pct":51.54376092663679,"put_call_skew_pp":-9.111663028070046,"implied_move_pct":20.846992459335652,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"da1d4c14ee914dfd7b490d541e31bc2112bd9df098e67308c0c2190360675694","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-02-19"]},{"date":"2026-10-05","observed_at":"2026-10-05T15:59:00-04:00","iv_pct":49.85293763556596,"put_call_skew_pp":-2.11424682143954,"implied_move_pct":19.24731925861093,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"9d2fa3360f120acf18e22cff8a7eaf5a17b394388a5bbe90ac54b1627ee496f3","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-02-19"]},{"date":"2026-10-06","observed_at":"2026-10-06T15:59:00-04:00","iv_pct":51.9862701466999,"put_call_skew_pp":-5.273488038094911,"implied_move_pct":20.142850082214654,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"ba758232b91803e7b2bb29cb04e6d6ec08e10a4dba572484d2ae2bb7df2e90c2","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-02-19"]},{"date":"2026-10-07","observed_at":"2026-10-07T15:59:00-04:00","iv_pct":49.94499267111365,"put_call_skew_pp":-7.711431343892134,"implied_move_pct":18.568244273627034,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"74bf71b27800f626384806b7bcc4219dab22344990f220534593d98f9d0c9eb0","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-02-19"]},{"date":"2026-10-08","observed_at":"2026-10-08T15:59:00-04:00","iv_pct":54.452592667931626,"put_call_skew_pp":9.49915353425835,"implied_move_pct":19.28977683004771,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"31d55777a1eee1a345ec184e6a1539d4436e6e68f451c5cb2832748373e17303","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-02-19"]},{"date":"2026-10-12","observed_at":"2026-10-12T15:59:00-04:00","iv_pct":57.36368128478938,"put_call_skew_pp":-3.9841403452231017,"implied_move_pct":17.999324646780273,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"73236c04ec6d088664dd7e498b8286c64d56ba9b9480694365b6b6b7e8a997c4","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-02-19"]},{"date":"2026-10-15","observed_at":"2026-10-15T15:59:00-04:00","iv_pct":78.58438873326003,"put_call_skew_pp":-9.2506306883811,"implied_move_pct":18.917186520198296,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"60973aa56898d6df37e5ae337aac98b21f798ab5ca4e2a6a1ad927bc8ab85dee","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-02-19"]},{"date":"2026-10-16","observed_at":"2026-10-16T15:59:00-04:00","iv_pct":53.09873859701205,"put_call_skew_pp":5.2848026255882345,"implied_move_pct":26.95367874237388,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"9ca7870999803e9e20122b8afb61520698ad38941a64187120897fb5d56dc1bf","expiries":["2026-11-20","2026-12-18","2027-02-19","2027-05-21"]},{"date":"2026-10-19","observed_at":"2026-10-19T15:59:00-04:00","iv_pct":56.145528046850885,"put_call_skew_pp":0.47186640783424316,"implied_move_pct":27.93578095909869,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"81b6a6b74fe702576a4e36d82c39ec30fc9065cb658952c6c9566a104e334347","expiries":["2026-11-20","2026-12-18","2027-02-19","2027-05-21"]},{"date":"2026-10-20","observed_at":"2026-10-20T15:59:00-04:00","iv_pct":55.21818330406123,"put_call_skew_pp":7.546822917741103,"implied_move_pct":26.29790164628684,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"407dd44aed9000347eb5435aa37691b27e32979a38687b378d6775da01a8f136","expiries":["2026-11-20","2026-12-18","2027-02-19","2027-05-21"]},{"date":"2026-10-21","observed_at":"2026-10-21T15:59:00-04:00","iv_pct":56.09509601557593,"put_call_skew_pp":-2.8127324494042245,"implied_move_pct":27.169438491652354,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"a4d70aedceaa79b56560ebd839cd21cdcf98cd76815819eaf788ec3554f59bca","expiries":["2026-11-20","2026-12-18","2027-02-19","2027-05-21"]},{"date":"2026-10-22","observed_at":"2026-10-22T15:59:00-04:00","iv_pct":56.25077257620004,"put_call_skew_pp":-13.605907848937381,"implied_move_pct":26.48645583832002,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"7b14e4ab070ee7715855dc68b0e1c68d8da35794afca3c035d0d841a15376f2c","expiries":["2026-11-20","2026-12-18","2027-02-19","2027-05-21"]},{"date":"2026-10-23","observed_at":"2026-10-23T15:59:00-04:00","iv_pct":58.793874935986196,"put_call_skew_pp":-5.620375483870353,"implied_move_pct":28.195872202759492,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"8413fb48d99f57f6b8fc55bc43847456a9038bd832c8410dc1ee2b2a14d28326","expiries":["2026-11-20","2026-12-18","2027-02-19","2027-05-21"]},{"date":"2026-10-26","observed_at":"2026-10-26T15:59:00-04:00","iv_pct":61.65236743307151,"put_call_skew_pp":5.958437302229488,"implied_move_pct":28.19828646084624,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"300ef460aa31abfe7c81fb3e0f5c36bd3f1962c42cebd98d71ce84786f64e5ab","expiries":["2026-11-20","2026-12-18","2027-02-19","2027-05-21"]},{"date":"2026-10-27","observed_at":"2026-10-27T15:59:00-04:00","iv_pct":62.068038619512684,"put_call_skew_pp":3.2237211915887585,"implied_move_pct":28.80167266976222,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"1f1a0c1b8dfa930a539b25adbf5b92ecf6fc6157f7761b086db8847f64446cf3","expiries":["2026-11-20","2026-12-18","2027-02-19","2027-05-21"]},{"date":"2026-10-28","observed_at":"2026-10-28T15:59:00-04:00","iv_pct":59.600087629914306,"put_call_skew_pp":5.39420323630249,"implied_move_pct":27.5396888599941,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"b7a1d9aa7b1249efa35b911d1f04f10edfcc8097e32b59a540a40e462e1dab95","expiries":["2026-11-20","2026-12-18","2027-02-19","2027-05-21"]},{"date":"2026-10-29","observed_at":"2026-10-29T15:59:00-04:00","iv_pct":55.41981281441739,"put_call_skew_pp":-6.9671322032441,"implied_move_pct":25.738138935125495,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"69af164e87f2303d0b49390b33aa6062443eda7d21ce77ac9a072523180b50ad","expiries":["2026-11-20","2026-12-18","2027-02-19","2027-05-21"]},{"date":"2026-10-30","observed_at":"2026-10-30T15:59:00-04:00","iv_pct":56.31185114531043,"put_call_skew_pp":8.379161133526699,"implied_move_pct":26.445635232532005,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"9a1c77299f1df41ae56731ee69a33b8ea97ac7bd94af237de348c53893b29d84","expiries":["2026-11-20","2026-12-18","2027-02-19","2027-05-21"]}]}