{"schemaVersion":1,"symbol":"ERAS","days":90,"observations":[{"symbol":"ERAS","expiry":"2026-11-20","observed_at":"2026-10-21T19:55:05.668000+00:00","captured_at":"2026-10-22T04:23:40.942Z","last_trade_at":"2026-10-21T22:32:15.948710944Z","price":14.22,"iv_pct":104.15361046168941,"implied_move_pct":23.53869241875523,"put_call_skew_pp":-12.20324792476486,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/ERAS","source_hash":"001cdfc6093d45caecce0a17f85d2af5c856d2effabed4ebfed46d517acd024e"},{"symbol":"ERAS","expiry":"2026-11-20","observed_at":"2026-10-22T17:32:27.192000+00:00","captured_at":"2026-10-22T17:44:30.848Z","last_trade_at":"2026-10-22T17:44:12.078574893Z","price":13.975,"iv_pct":108.51632678138014,"implied_move_pct":28.386725399245627,"put_call_skew_pp":-5.708826845727888,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/ERAS","source_hash":"d0ca93fff620f58fb8e99a32220082cb63da89c978b896ce4f95ff971b5f9b07"},{"symbol":"ERAS","expiry":"2026-11-20","observed_at":"2026-10-22T19:55:04.028000+00:00","captured_at":"2026-10-23T01:54:36.936Z","last_trade_at":"2026-10-22T20:00:05.207417263Z","price":14.04,"iv_pct":127.05424579980277,"implied_move_pct":31.812330291790403,"put_call_skew_pp":2.2378076595020335,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/ERAS","source_hash":"17ee24b73f449cc8d8272a5636e3b1b14f6dbea1ead9bc2aecf30b9e3728f475"},{"symbol":"ERAS","expiry":"2026-11-20","observed_at":"2026-10-23T16:24:31.910000+00:00","captured_at":"2026-10-23T16:36:54.016Z","last_trade_at":"2026-10-23T16:36:30.29771347Z","price":14.1,"iv_pct":89.21868077356496,"implied_move_pct":19.27813018757817,"put_call_skew_pp":-2.0043607482722603,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/ERAS","source_hash":"58506d99ef2963b13b11d8f4d3ff863f14096bb1e619307e95d97123a140d14d"},{"symbol":"ERAS","expiry":"2026-11-20","observed_at":"2026-10-23T19:55:07.144000+00:00","captured_at":"2026-10-24T04:09:26.143Z","last_trade_at":"2026-10-23T20:57:38.734652822Z","price":14.25,"iv_pct":92.00716224225727,"implied_move_pct":19.487351564026337,"put_call_skew_pp":-6.3232104113440935,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/ERAS","source_hash":"398a7cda9a6df65e584c5f1657eeaccb1a9797f1e2f36fb05fa39060ebd9b8b4"},{"symbol":"ERAS","expiry":"2026-11-20","observed_at":"2026-10-26T19:55:03.805000+00:00","captured_at":"2026-10-26T22:05:14.817Z","last_trade_at":"2026-10-26T20:00:01.130065691Z","price":14.99,"iv_pct":118.54153317633447,"implied_move_pct":26.560857819717633,"put_call_skew_pp":-92.33256915510447,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/ERAS","source_hash":"8077e74d391c823d98747516ff409cf69097ed6842720b84fce0dd086f048d04"},{"symbol":"ERAS","expiry":"2026-11-20","observed_at":"2026-10-27T19:55:05.824000+00:00","captured_at":"2026-10-27T23:00:46.187Z","last_trade_at":"2026-10-27T21:22:39.086357134Z","price":15.1,"iv_pct":112.9042619838633,"implied_move_pct":24.580625720178727,"put_call_skew_pp":5.1887795032593775,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/ERAS","source_hash":"7ddf42b7c1e8be62f0b2b43580b05e37a7a731b1f531d94efe393d478c1ff870"},{"symbol":"ERAS","expiry":"2026-11-20","observed_at":"2026-10-28T19:33:42.709000+00:00","captured_at":"2026-10-28T19:43:15.179Z","last_trade_at":"2026-10-28T19:43:02.219193987Z","price":15.075,"iv_pct":119.64262387154992,"implied_move_pct":25.921290977379126,"put_call_skew_pp":14.770402743498323,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/ERAS","source_hash":"33c571a9279373f7a6fdaacc72bb4f6c68e61fd4096d96e696e560ed1754dd1c"},{"symbol":"ERAS","expiry":"2026-11-20","observed_at":"2026-10-28T19:55:05.402000+00:00","captured_at":"2026-10-29T02:33:09.670Z","last_trade_at":"2026-10-28T23:20:16.511495164Z","price":15,"iv_pct":114.17695179033652,"implied_move_pct":24.259047550570415,"put_call_skew_pp":13.754230778513655,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/ERAS","source_hash":"e84e7cace0052c372a652abf9f6b37b29b41ae09608c81f709c0853219e5d483"},{"symbol":"ERAS","expiry":"2026-11-20","observed_at":"2026-10-29T19:55:03.172000+00:00","captured_at":"2026-10-29T22:37:18.058Z","last_trade_at":"2026-10-29T20:00:01.932270891Z","price":14.98,"iv_pct":151.50418891311963,"implied_move_pct":31.255550747022248,"put_call_skew_pp":-49.184488767677315,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/ERAS","source_hash":"e736010ceb5e7b1ec134044e6c90d60a0f3e36d0eab6c3620af4394350e72c8a"},{"symbol":"ERAS","expiry":"2026-11-20","observed_at":"2026-10-30T19:48:24.983000+00:00","captured_at":"2026-10-30T22:27:13.488Z","last_trade_at":"2026-10-30T20:00:05.423209582Z","price":14.35,"iv_pct":117.90061446977207,"implied_move_pct":22.965609169046523,"put_call_skew_pp":10.629492199449398,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/ERAS","source_hash":"5766e83a62b73b664550a0114ffa94718d5b0b3704ba03151ed9a6ffe01c3399"},{"symbol":"ERAS","expiry":"2026-11-20","observed_at":"2026-11-03T19:32:49.643000+00:00","captured_at":"2026-11-03T19:43:13.398Z","last_trade_at":"2026-11-03T19:42:24.093476655Z","price":14.61,"iv_pct":125.67280616599415,"implied_move_pct":22.041843805441715,"put_call_skew_pp":8.445073795110902,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/ERAS","source_hash":"035eafd00796ae770da7ace0fb1252cad96f0b96f287d1a10e4b9ecec2df6ce2"}],"dailyIv":[{"symbol":"ERAS","date":"2026-08-07","iv_pct":112.23533629893468,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":93.72647313379011,"put_iv_pct":165.1027272727273},{"expiry":"2026-09-18","call_iv_pct":115.92793893129772,"put_iv_pct":100.03181818181818},{"expiry":"2026-10-16","call_iv_pct":105.64484390735147,"put_iv_pct":107.77686274509803},{"expiry":"2026-12-18","call_iv_pct":105.08190476190474,"put_iv_pct":104.59012145748987}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"84f1f09da074d06f574435a07b72c57f897c613b77dcd8a65945615e362ecbe1","captured_at":"2026-10-24T02:20:59.258459+00:00","observed_at":"2026-08-07T15:59:00-04:00","session_close_at":"2026-08-07T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"ERAS","expiration":"*","start_date":"2026-08-07","end_date":"2026-08-07","strike_range":20,"format":"json"},"source_hash":"9b7ab5e48e7c7558c2c64cae01d88d9732bc7cb19de648c25659ee645b30cfdd"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2026-08-21","start_date":"2026-08-01","end_date":"2026-08-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"1572b5e13d1be73f130129709e0263733317e6e1e846fa0afdff1664367e8661"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2026-09-18","start_date":"2026-08-01","end_date":"2026-08-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"749fd4adf4418a9f6155d68761cd3852b2dcaafc4fee3c139e934c3daf730da0"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2026-10-16","start_date":"2026-08-01","end_date":"2026-08-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"b5e0962589ed9c83fec061ee47942eb7376067324f50d0e75ce25f083a0c455d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2026-12-18","start_date":"2026-08-01","end_date":"2026-08-07","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"df709eee8a6f206e4d146d5908db2eef82cd96ca4088a0c9677d90a2d99a812e"}]},{"symbol":"ERAS","date":"2026-08-10","iv_pct":106.44642356345756,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":117.54110707803993,"put_iv_pct":108.97846473029047},{"expiry":"2026-09-18","call_iv_pct":113.16076466221232,"put_iv_pct":100.28659340659341},{"expiry":"2026-10-16","call_iv_pct":106.14766423357665,"put_iv_pct":102.58267657992566},{"expiry":"2026-12-18","call_iv_pct":101.04028050490884,"put_iv_pct":101.83383731211318}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"53aa06f3eb6dfbc9ae9dae6729deabc09e8306751dbd023069423a966e10c37f","captured_at":"2026-10-24T02:20:52.978606+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":"ERAS","expiration":"*","start_date":"2026-08-10","end_date":"2026-08-10","strike_range":20,"format":"json"},"source_hash":"3560735d35e6babe9e128770e8c11888ee32a1bf9d52ee22787f40f925328904"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"7eb61f3624f27cebc9ac083473242d7687efa6e9f581d8df37e4980c39cacee9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"3cb13f87b1e8660b8310a623ab6b06cb38d5b74e720b1133d21d6e1e78c89e00"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2026-10-16","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":"4a83b218c997597260ebf4e4a05ec05879bcaa02f0641cc15b44214d79e2a295"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"d3f6692a5fd5fabdab1f2c2e4bc86a574c0545a37a2a440d6e7c445cc6e078a8"}]},{"symbol":"ERAS","date":"2026-08-11","iv_pct":112.05267801631841,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":117.91340707964602,"put_iv_pct":176.19590146183},{"expiry":"2026-09-18","call_iv_pct":109.42809264305178,"put_iv_pct":99.69005028284099},{"expiry":"2026-10-16","call_iv_pct":106.89598031173094,"put_iv_pct":83.95236768802229},{"expiry":"2026-12-18","call_iv_pct":98.28857369255151,"put_iv_pct":104.05705097087379}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"f8a1711ed66a0b94f6872fab94d9cef13344407a2258ca60e532c9af64e46a51","captured_at":"2026-10-24T02:20:50.867751+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":"ERAS","expiration":"*","start_date":"2026-08-11","end_date":"2026-08-11","strike_range":20,"format":"json"},"source_hash":"4105ec0cd5ee6e01f75a18f04fb5f07e56f33a047d3c6bc8d01057e12f66affc"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"7eb61f3624f27cebc9ac083473242d7687efa6e9f581d8df37e4980c39cacee9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"3cb13f87b1e8660b8310a623ab6b06cb38d5b74e720b1133d21d6e1e78c89e00"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2026-10-16","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":"4a83b218c997597260ebf4e4a05ec05879bcaa02f0641cc15b44214d79e2a295"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"d3f6692a5fd5fabdab1f2c2e4bc86a574c0545a37a2a440d6e7c445cc6e078a8"}]},{"symbol":"ERAS","date":"2026-08-12","iv_pct":98.39455961972249,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":98.7800148148148,"put_iv_pct":90.09269875608436},{"expiry":"2026-09-18","call_iv_pct":107.50462647444299,"put_iv_pct":104.14972733037413},{"expiry":"2026-10-16","call_iv_pct":103.10026188166827,"put_iv_pct":108.20994722955145},{"expiry":"2026-12-18","call_iv_pct":85.29159090909091,"put_iv_pct":90.027609561753}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"01a627bf73e13fda0a91e68bbb99425ea754e0a36ead45551a42d87e1aadbe7a","captured_at":"2026-10-24T02:20:49.419169+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":"ERAS","expiration":"*","start_date":"2026-08-12","end_date":"2026-08-12","strike_range":20,"format":"json"},"source_hash":"67403bee61fadbf588b43ac17f3901250cff862d8d91933b0e454fa0aabbb69a"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"7eb61f3624f27cebc9ac083473242d7687efa6e9f581d8df37e4980c39cacee9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"3cb13f87b1e8660b8310a623ab6b06cb38d5b74e720b1133d21d6e1e78c89e00"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2026-10-16","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":"4a83b218c997597260ebf4e4a05ec05879bcaa02f0641cc15b44214d79e2a295"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"d3f6692a5fd5fabdab1f2c2e4bc86a574c0545a37a2a440d6e7c445cc6e078a8"}]},{"symbol":"ERAS","date":"2026-08-13","iv_pct":102.06451511701157,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":101.89692604692604,"put_iv_pct":90.65417061611375},{"expiry":"2026-09-18","call_iv_pct":117.00250544662309,"put_iv_pct":101.88988764044944},{"expiry":"2026-10-16","call_iv_pct":112.26115351257589,"put_iv_pct":97.00466470154754},{"expiry":"2026-12-18","call_iv_pct":102.11729437229438,"put_iv_pct":93.68951859956236}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"7ca4d40150290ec014d24276ce4a5d8e9d82e05c4266a985eea1cc86cbf68be4","captured_at":"2026-10-24T02:20:47.342145+00:00","observed_at":"2026-08-13T15:59:00-04:00","session_close_at":"2026-08-13T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"ERAS","expiration":"*","start_date":"2026-08-13","end_date":"2026-08-13","strike_range":20,"format":"json"},"source_hash":"6d4518179d0e4d0c6532da9ad4144530ff4ac5b4a1923221204265022de30216"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"7eb61f3624f27cebc9ac083473242d7687efa6e9f581d8df37e4980c39cacee9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"3cb13f87b1e8660b8310a623ab6b06cb38d5b74e720b1133d21d6e1e78c89e00"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2026-10-16","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":"4a83b218c997597260ebf4e4a05ec05879bcaa02f0641cc15b44214d79e2a295"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"d3f6692a5fd5fabdab1f2c2e4bc86a574c0545a37a2a440d6e7c445cc6e078a8"}]},{"symbol":"ERAS","date":"2026-08-14","iv_pct":100.57639230633956,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":91.7711067193676,"put_iv_pct":111.4502709359606},{"expiry":"2026-09-18","call_iv_pct":98.7992760942761,"put_iv_pct":94.35645652173913},{"expiry":"2026-10-16","call_iv_pct":103.32913385826772,"put_iv_pct":100.02418244406198},{"expiry":"2026-12-18","call_iv_pct":92.74100222717149,"put_iv_pct":112.13970964987192}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"f7760afed8be6a8310b3feb14e38ed74908b60d9346622ee4ab0ad97c183f845","captured_at":"2026-10-24T02:20:45.534823+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":"ERAS","expiration":"*","start_date":"2026-08-14","end_date":"2026-08-14","strike_range":20,"format":"json"},"source_hash":"70847f8fc8573c2e230bee067c339fc66d6c5ad410784cf7c38799617713e599"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"7eb61f3624f27cebc9ac083473242d7687efa6e9f581d8df37e4980c39cacee9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"3cb13f87b1e8660b8310a623ab6b06cb38d5b74e720b1133d21d6e1e78c89e00"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2026-10-16","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":"4a83b218c997597260ebf4e4a05ec05879bcaa02f0641cc15b44214d79e2a295"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"d3f6692a5fd5fabdab1f2c2e4bc86a574c0545a37a2a440d6e7c445cc6e078a8"}]},{"symbol":"ERAS","date":"2026-08-17","iv_pct":99.46662293004619,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":109.95666151468315,"put_iv_pct":114.11400191938579},{"expiry":"2026-09-18","call_iv_pct":91.17352732793522,"put_iv_pct":98.56441471571907},{"expiry":"2026-10-16","call_iv_pct":100.51655913978495,"put_iv_pct":94.10558951965065},{"expiry":"2026-12-18","call_iv_pct":93.97601769911505,"put_iv_pct":93.32621160409556}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"dea367eed4e1401c42a57c638afc5789a4351e10baeec2b9d4d4e7eb8b32a347","captured_at":"2026-10-24T02:20:36.943374+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":"ERAS","expiration":"*","start_date":"2026-08-17","end_date":"2026-08-17","strike_range":20,"format":"json"},"source_hash":"17b7584cbc63e4cbea7c225b3c98c575c62a9d98f8a1d9290532272daf00bcf2"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"b6cbf7c4f84bb63bf49b7870e6e931cc86eb18aba0cc55f6f745ae5a83aab4ab"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"71d3fd9194ac7bfdf7fdacd2086999832803c02a18cba8b76b154ffc4b0cda8d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"70e0c816d0219184c3a97a10a91d18f74ace9c6a72c83ef7cbdaf14c240bb1a8"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"4570673e4ba8d88862a455a9411dd5c516bb684e648e014a869cadb1c8864d18"}]},{"symbol":"ERAS","date":"2026-08-18","iv_pct":112.65578801091196,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":134.7442665993436,"put_iv_pct":193.89365157854695},{"expiry":"2026-09-18","call_iv_pct":94.58198253723677,"put_iv_pct":89.15964112512125},{"expiry":"2026-10-16","call_iv_pct":98.24736763609248,"put_iv_pct":96.85122270742357},{"expiry":"2026-12-18","call_iv_pct":101.83312387791742,"put_iv_pct":91.93504802561367}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"3a2ecdff87e8b8f452919ed3ffb63a4782554b4cb8730b953737929881784f21","captured_at":"2026-10-24T02:20:35.365849+00:00","observed_at":"2026-08-18T15:59:00-04:00","session_close_at":"2026-08-18T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"ERAS","expiration":"*","start_date":"2026-08-18","end_date":"2026-08-18","strike_range":20,"format":"json"},"source_hash":"729949a0f9b49538c6f7375721c91137d361ef038e6807ba1fc60e4dd34705d9"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"b6cbf7c4f84bb63bf49b7870e6e931cc86eb18aba0cc55f6f745ae5a83aab4ab"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"71d3fd9194ac7bfdf7fdacd2086999832803c02a18cba8b76b154ffc4b0cda8d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"70e0c816d0219184c3a97a10a91d18f74ace9c6a72c83ef7cbdaf14c240bb1a8"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"4570673e4ba8d88862a455a9411dd5c516bb684e648e014a869cadb1c8864d18"}]},{"symbol":"ERAS","date":"2026-08-20","iv_pct":121.2279450283775,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":233.26953237410072,"put_iv_pct":160.73713933415536},{"expiry":"2026-09-18","call_iv_pct":100.42399479505531,"put_iv_pct":97.04355532249606},{"expiry":"2026-10-16","call_iv_pct":99.91744413407821,"put_iv_pct":92.41261889663919},{"expiry":"2026-12-18","call_iv_pct":99.09889250814334,"put_iv_pct":86.92038286235186}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"bb645b5d77207e92600b62dc905b249c6322312943a78608eaea40fa6a13cdf1","captured_at":"2026-10-24T02:20:32.201152+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":"ERAS","expiration":"*","start_date":"2026-08-20","end_date":"2026-08-20","strike_range":20,"format":"json"},"source_hash":"106bff29ea25417ef0ccba6dedbbfa0b5d0a299a44e46586fe8f163c260cdce0"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"b6cbf7c4f84bb63bf49b7870e6e931cc86eb18aba0cc55f6f745ae5a83aab4ab"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"71d3fd9194ac7bfdf7fdacd2086999832803c02a18cba8b76b154ffc4b0cda8d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"70e0c816d0219184c3a97a10a91d18f74ace9c6a72c83ef7cbdaf14c240bb1a8"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"4570673e4ba8d88862a455a9411dd5c516bb684e648e014a869cadb1c8864d18"}]},{"symbol":"ERAS","date":"2026-08-21","iv_pct":94.53364044723236,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":94.17915273132664,"put_iv_pct":96.12855543710022},{"expiry":"2026-10-16","call_iv_pct":97.29066079295154,"put_iv_pct":95.992335243553},{"expiry":"2026-12-18","call_iv_pct":93.25264122137405,"put_iv_pct":99.1287423580786},{"expiry":"2027-01-15","call_iv_pct":89.1460487804878,"put_iv_pct":91.15098701298702}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"d40be55b317f56807129de22da285d55667ef3afa2608b01e8b72162cf323794","captured_at":"2026-10-24T02:20:29.785367+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":"ERAS","expiration":"*","start_date":"2026-08-21","end_date":"2026-08-21","strike_range":20,"format":"json"},"source_hash":"c1e1544ced32707e385a7983e279f5a1cebf79796723b940dc2342389c215fa5"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"71d3fd9194ac7bfdf7fdacd2086999832803c02a18cba8b76b154ffc4b0cda8d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"70e0c816d0219184c3a97a10a91d18f74ace9c6a72c83ef7cbdaf14c240bb1a8"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"4570673e4ba8d88862a455a9411dd5c516bb684e648e014a869cadb1c8864d18"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"c94ea63867c1b436b6e104574f263301996e2ba47db63dbe1c10cde989023a5e"}]},{"symbol":"ERAS","date":"2026-08-24","iv_pct":92.5024602329431,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":90.80397864438254,"put_iv_pct":83.04886542443064},{"expiry":"2026-10-16","call_iv_pct":100.61424778761061,"put_iv_pct":97.9424556422995},{"expiry":"2026-12-18","call_iv_pct":93.01256511444357,"put_iv_pct":97.20018903591682},{"expiry":"2027-01-15","call_iv_pct":88.18753134796238,"put_iv_pct":89.20984886649875}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"de450747a01b47dfdf8385761ac6298849e9013eb491b274209de06872e1a729","captured_at":"2026-10-24T02:20:21.758219+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":"ERAS","expiration":"*","start_date":"2026-08-24","end_date":"2026-08-24","strike_range":20,"format":"json"},"source_hash":"71ec952924c10d962477942007dfd8b77864db213ded2c2dbcc5fa2026787678"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"42a9a2325275e6a62863765b91be6e8e85b1ca99191cc14bacd6540f2dc7885c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"d425afb57661f2fd66e8a7d6f7b17b96a6653541d07890d6fa120ec903bf62b4"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"d569b553a741882e5e9463ade4767b924bb68dd2b657c33efd2f603375f4de23"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"70811b58347a670249b6f464e36181c2626556e63ba35817639b390332739b52"}]},{"symbol":"ERAS","date":"2026-08-25","iv_pct":93.70838189008617,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":106.27276843467011,"put_iv_pct":90.0988542174549},{"expiry":"2026-10-16","call_iv_pct":97.98493074792243,"put_iv_pct":96.392632996633},{"expiry":"2026-12-18","call_iv_pct":89.49763657957244,"put_iv_pct":90.12306553911205},{"expiry":"2027-01-15","call_iv_pct":90.85298245614035,"put_iv_pct":88.44418414918415}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"7dc49f6f4f3476e9ba5e79ec60e13f0f4cbd68abca14f6946a776a820c2763db","captured_at":"2026-10-24T02:20:19.709503+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":"ERAS","expiration":"*","start_date":"2026-08-25","end_date":"2026-08-25","strike_range":20,"format":"json"},"source_hash":"177eb9665806e9a066ad9d4a52dad1c42866efc66ef5d70b030257415df9ef5c"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"42a9a2325275e6a62863765b91be6e8e85b1ca99191cc14bacd6540f2dc7885c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"d425afb57661f2fd66e8a7d6f7b17b96a6653541d07890d6fa120ec903bf62b4"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"d569b553a741882e5e9463ade4767b924bb68dd2b657c33efd2f603375f4de23"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"70811b58347a670249b6f464e36181c2626556e63ba35817639b390332739b52"}]},{"symbol":"ERAS","date":"2026-08-26","iv_pct":91.43543463703796,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":94.38887651331719,"put_iv_pct":86.52888840262581},{"expiry":"2026-10-16","call_iv_pct":90.61821729150728,"put_iv_pct":92.28936201780415},{"expiry":"2026-12-18","call_iv_pct":85.56366750208856,"put_iv_pct":97.01290322580644},{"expiry":"2027-01-15","call_iv_pct":88.65767535070141,"put_iv_pct":96.42388679245283}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"9961bb346bd64a387b51e0b22c2b44a1c06cafb9c159cf0caf8350fb676069e8","captured_at":"2026-10-24T02:20:18.048459+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":"ERAS","expiration":"*","start_date":"2026-08-26","end_date":"2026-08-26","strike_range":20,"format":"json"},"source_hash":"6d2832976bb8a9f46e68c52a91d2f427b3455b1667d45824153e25968b2acd07"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"42a9a2325275e6a62863765b91be6e8e85b1ca99191cc14bacd6540f2dc7885c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"d425afb57661f2fd66e8a7d6f7b17b96a6653541d07890d6fa120ec903bf62b4"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"d569b553a741882e5e9463ade4767b924bb68dd2b657c33efd2f603375f4de23"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"70811b58347a670249b6f464e36181c2626556e63ba35817639b390332739b52"}]},{"symbol":"ERAS","date":"2026-08-27","iv_pct":92.18362214326129,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":91.90249624812407,"put_iv_pct":90.01315764925373},{"expiry":"2026-10-16","call_iv_pct":102.05294431731504,"put_iv_pct":93.24767547169812},{"expiry":"2026-12-18","call_iv_pct":92.4720088790233,"put_iv_pct":89.13945701357466},{"expiry":"2027-01-15","call_iv_pct":89.91449438202247,"put_iv_pct":88.7267431850789}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"8aec58a095a41cdf1e9821cdf03808d1f46b644bd5c46c039e39c249f66b516e","captured_at":"2026-10-24T02:20:16.534695+00:00","observed_at":"2026-08-27T15:59:00-04:00","session_close_at":"2026-08-27T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"ERAS","expiration":"*","start_date":"2026-08-27","end_date":"2026-08-27","strike_range":20,"format":"json"},"source_hash":"2b10f25018c23c9a36c99af3b3f137143e37ddb882b9ef0461391cb79665f80d"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"42a9a2325275e6a62863765b91be6e8e85b1ca99191cc14bacd6540f2dc7885c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"d425afb57661f2fd66e8a7d6f7b17b96a6653541d07890d6fa120ec903bf62b4"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"d569b553a741882e5e9463ade4767b924bb68dd2b657c33efd2f603375f4de23"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"70811b58347a670249b6f464e36181c2626556e63ba35817639b390332739b52"}]},{"symbol":"ERAS","date":"2026-08-28","iv_pct":92.60645003890338,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":103.35254401408451,"put_iv_pct":90.25682242990655},{"expiry":"2026-10-16","call_iv_pct":103.46978695073237,"put_iv_pct":90.8700594530321},{"expiry":"2026-12-18","call_iv_pct":95.03838337182448,"put_iv_pct":84.88184},{"expiry":"2027-01-15","call_iv_pct":91.66358803986712,"put_iv_pct":81.31857605177993}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"f34b92341d84a2255d496ed8e500d5306f1c56741248c4b69e072924ef8b87f4","captured_at":"2026-10-24T02:20:14.724644+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":"ERAS","expiration":"*","start_date":"2026-08-28","end_date":"2026-08-28","strike_range":20,"format":"json"},"source_hash":"5f44f4cc07ce5af10cdd09f72b148d57f20771f888f3d9341f2019d8e4b48497"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"42a9a2325275e6a62863765b91be6e8e85b1ca99191cc14bacd6540f2dc7885c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"d425afb57661f2fd66e8a7d6f7b17b96a6653541d07890d6fa120ec903bf62b4"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"d569b553a741882e5e9463ade4767b924bb68dd2b657c33efd2f603375f4de23"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"70811b58347a670249b6f464e36181c2626556e63ba35817639b390332739b52"}]},{"symbol":"ERAS","date":"2026-08-31","iv_pct":95.28553300067757,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":107.65354900095147,"put_iv_pct":99.25379746835443},{"expiry":"2026-10-16","call_iv_pct":97.50941952506597,"put_iv_pct":98.28575079872203},{"expiry":"2026-12-18","call_iv_pct":88.26403309203724,"put_iv_pct":92.69352517985612},{"expiry":"2027-01-15","call_iv_pct":88.44306521739131,"put_iv_pct":90.181123723042}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"3a29fe56f268abef8cc6c9fb43ab24b03252a4f342caf4184dc5bf8b7dcabd3e","captured_at":"2026-10-24T02:20:06.644968+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":"ERAS","expiration":"*","start_date":"2026-08-31","end_date":"2026-08-31","strike_range":20,"format":"json"},"source_hash":"8c20125e5fd0357a698804df3a58e274b23f62a6ad34a2b87f08f4cba4332208"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"d353d458112df632ac6895fa4fb5b34fdcb6c7966507cf3b973e0e3a3386159a"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"b5a480ab1222e8a0709ef9bf66e0397022adc7a7be4c7df39aeb6139bcad736a"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"e42e143172563d031c444db3c3637cf1940888d8b9f5aad08bb2baacfb14c52a"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"6ea91571bd58a1ba645a25ae44c2b0c0257159b935594e554cd74d872ed74931"}]},{"symbol":"ERAS","date":"2026-09-01","iv_pct":95.37254821722217,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":106.70704069050554,"put_iv_pct":102.66},{"expiry":"2026-10-16","call_iv_pct":98.68545199719692,"put_iv_pct":90.92635622025833},{"expiry":"2026-12-18","call_iv_pct":98.28793203883495,"put_iv_pct":87.60129348795718},{"expiry":"2027-01-15","call_iv_pct":89.83020774315392,"put_iv_pct":88.28210355987055}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"0b5c6db9dfe610643a3c5401f870fc8875aef9460df8652bd6f99b3202279644","captured_at":"2026-10-24T02:20:02.130980+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":"ERAS","expiration":"*","start_date":"2026-09-01","end_date":"2026-09-01","strike_range":20,"format":"json"},"source_hash":"2fa0dee7cdf5b41223e870fc95becd699697c8d3a84e987cecf35473762989af"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"e3837eeb22058e8bfbc31bb3e6c70c65435b08b334534abf0a9766b7f6d336c9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"4f18625194ec4e009ff28422ed68c5ffdbd514ea5c9b7b2b0e95692d334c72e9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"3fc880eedc94f1f453840cfd60dec8a2805ed223e15838be2a87c87d227456e8"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"cb5e394fb4d81c95073038d70d6b7300152968fd39ccface7a7f4ebdf934bb55"}]},{"symbol":"ERAS","date":"2026-09-02","iv_pct":91.28228187503652,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":107.90567124332571,"put_iv_pct":101.6560606060606},{"expiry":"2026-10-16","call_iv_pct":95.74285714285715,"put_iv_pct":100.92819347319349},{"expiry":"2026-12-18","call_iv_pct":88.05070063694268,"put_iv_pct":63.35553559547571},{"expiry":"2027-01-15","call_iv_pct":87.12196270853778,"put_iv_pct":85.49727359389895}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"872790da3e698be5585762eb3b908c352b71d8751f9d518bad12a60b861bd299","captured_at":"2026-10-24T02:20:00.278549+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":"ERAS","expiration":"*","start_date":"2026-09-02","end_date":"2026-09-02","strike_range":20,"format":"json"},"source_hash":"d35ba2b47d325d751b6ffca2643db24dfb751e6c70eca49da4c3a8a06da313b5"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"e3837eeb22058e8bfbc31bb3e6c70c65435b08b334534abf0a9766b7f6d336c9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"4f18625194ec4e009ff28422ed68c5ffdbd514ea5c9b7b2b0e95692d334c72e9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"3fc880eedc94f1f453840cfd60dec8a2805ed223e15838be2a87c87d227456e8"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"cb5e394fb4d81c95073038d70d6b7300152968fd39ccface7a7f4ebdf934bb55"}]},{"symbol":"ERAS","date":"2026-09-03","iv_pct":94.23632260881587,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":103.66520140105078,"put_iv_pct":99.00486577181208},{"expiry":"2026-10-16","call_iv_pct":96.27025316455696,"put_iv_pct":96.47155715074544},{"expiry":"2026-12-18","call_iv_pct":93.8051724137931,"put_iv_pct":89.7609400179051},{"expiry":"2027-01-15","call_iv_pct":90.3793531283139,"put_iv_pct":84.53323782234958}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"176517005266fa53920cc2b71b4c4b44921509f31029fcb7e737ce4f36ac8488","captured_at":"2026-10-24T02:19:58.040487+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":"ERAS","expiration":"*","start_date":"2026-09-03","end_date":"2026-09-03","strike_range":20,"format":"json"},"source_hash":"2cee0b0dcec68d299ff3ce50d523ccff9763c2d92be9457e78148aef5f590ef6"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"e3837eeb22058e8bfbc31bb3e6c70c65435b08b334534abf0a9766b7f6d336c9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"4f18625194ec4e009ff28422ed68c5ffdbd514ea5c9b7b2b0e95692d334c72e9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"3fc880eedc94f1f453840cfd60dec8a2805ed223e15838be2a87c87d227456e8"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"cb5e394fb4d81c95073038d70d6b7300152968fd39ccface7a7f4ebdf934bb55"}]},{"symbol":"ERAS","date":"2026-09-04","iv_pct":89.33553318152761,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":101.73970666666668,"put_iv_pct":101.25503480278422},{"expiry":"2026-10-16","call_iv_pct":97.23107886089814,"put_iv_pct":94.14224641529474},{"expiry":"2026-12-18","call_iv_pct":80.05963434022257,"put_iv_pct":65.50395784543326},{"expiry":"2027-01-15","call_iv_pct":86.90713347921225,"put_iv_pct":87.84547304170906}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"14c9f1201aa31ad90ee214514d94bdd9b6fbee952d08cb7380d0c6d8b38a2149","captured_at":"2026-10-24T02:19:56.328146+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":"ERAS","expiration":"*","start_date":"2026-09-04","end_date":"2026-09-04","strike_range":20,"format":"json"},"source_hash":"b4f7d50a6c4852716840f096c0da0314b02abcfb9ad165dcf5327cce1989f5cf"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"e3837eeb22058e8bfbc31bb3e6c70c65435b08b334534abf0a9766b7f6d336c9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"4f18625194ec4e009ff28422ed68c5ffdbd514ea5c9b7b2b0e95692d334c72e9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"3fc880eedc94f1f453840cfd60dec8a2805ed223e15838be2a87c87d227456e8"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"cb5e394fb4d81c95073038d70d6b7300152968fd39ccface7a7f4ebdf934bb55"}]},{"symbol":"ERAS","date":"2026-09-08","iv_pct":97.34871444371375,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":117.8715366972477,"put_iv_pct":115.93192492781522},{"expiry":"2026-10-16","call_iv_pct":99.4733870967742,"put_iv_pct":98.75535847052575},{"expiry":"2026-12-18","call_iv_pct":87.22199668599833,"put_iv_pct":83.2553196347032},{"expiry":"2027-01-15","call_iv_pct":86.49325757575758,"put_iv_pct":89.78693446088795}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"851b3aa2fb36f3d0cea04ef76f24efd9ee0168b09bb7eeed2c9d5120126c9193","captured_at":"2026-10-24T02:19:49.249288+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":"ERAS","expiration":"*","start_date":"2026-09-08","end_date":"2026-09-08","strike_range":20,"format":"json"},"source_hash":"c495b82b7a61187c959a54a5c3f8b7d569e5e08ea5dcd0267dcaa0d03f6db599"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"2187f7ddd32f45267ad7444844bdea39ec95dd55412dafa4c34445ec3a161218"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"cce8f2e94501d4d40a7e01082740c1e4ff805b5092073bbacccb90b2cb177e6f"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"910740419b6f6e46bff2b81ce00ee8da034b1da55bd906dc481ca827afc7639c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"64edb18e11b3b51d27a8f090a166e367b0becf6cfd9737b4b2b7ecfc62f2b8b0"}]},{"symbol":"ERAS","date":"2026-09-09","iv_pct":92.2460398157792,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":117.8762544273908,"put_iv_pct":99.494},{"expiry":"2026-10-16","call_iv_pct":96.40445605700712,"put_iv_pct":88.81104241877256},{"expiry":"2026-12-18","call_iv_pct":90.20358974358975,"put_iv_pct":67.30207130730051},{"expiry":"2027-01-15","call_iv_pct":88.8268574023615,"put_iv_pct":89.05004716981132}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"1c817e4e431cbe99cbb7e0299ca156c58a8495e3514de25503f3d06e77cbd120","captured_at":"2026-10-24T02:19:47.455227+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":"ERAS","expiration":"*","start_date":"2026-09-09","end_date":"2026-09-09","strike_range":20,"format":"json"},"source_hash":"82fb79d9e30f3aa472f5d1e0d8bb841a81d480815e7eed5f7041294011d0ce8b"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"2187f7ddd32f45267ad7444844bdea39ec95dd55412dafa4c34445ec3a161218"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"cce8f2e94501d4d40a7e01082740c1e4ff805b5092073bbacccb90b2cb177e6f"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"910740419b6f6e46bff2b81ce00ee8da034b1da55bd906dc481ca827afc7639c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"64edb18e11b3b51d27a8f090a166e367b0becf6cfd9737b4b2b7ecfc62f2b8b0"}]},{"symbol":"ERAS","date":"2026-09-10","iv_pct":102.37276444827697,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":171.3361648969394,"put_iv_pct":99.36763645224171},{"expiry":"2026-10-16","call_iv_pct":100.04605798575787,"put_iv_pct":89.01348095659876},{"expiry":"2026-12-18","call_iv_pct":87.41678474114441,"put_iv_pct":85.85868263473054},{"expiry":"2027-01-15","call_iv_pct":104.2681704980843,"put_iv_pct":81.67513742071881}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"bd1728d3f57c39bf9d6ebc901bc82b90760e08fed321a1d40550c83b2c816639","captured_at":"2026-10-24T02:19:45.782636+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":"ERAS","expiration":"*","start_date":"2026-09-10","end_date":"2026-09-10","strike_range":20,"format":"json"},"source_hash":"925e7e05fcd347e06298488c0b4960ad3f574a49e27ca5602848a5f28233a78d"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"2187f7ddd32f45267ad7444844bdea39ec95dd55412dafa4c34445ec3a161218"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"cce8f2e94501d4d40a7e01082740c1e4ff805b5092073bbacccb90b2cb177e6f"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"910740419b6f6e46bff2b81ce00ee8da034b1da55bd906dc481ca827afc7639c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"64edb18e11b3b51d27a8f090a166e367b0becf6cfd9737b4b2b7ecfc62f2b8b0"}]},{"symbol":"ERAS","date":"2026-09-15","iv_pct":98.87289242972032,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":132.59357945091514,"put_iv_pct":152.0902711547452},{"expiry":"2026-10-16","call_iv_pct":90.23961454226894,"put_iv_pct":73.25853439336329},{"expiry":"2026-12-18","call_iv_pct":81.49516129032259,"put_iv_pct":89.23256281407035},{"expiry":"2027-01-15","call_iv_pct":85.55658582089552,"put_iv_pct":86.51682997118155}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"c1d2e49950cca3918a7b7a21e4d72870c4a231dc385423d837f4d3c7a809d0b0","captured_at":"2026-10-24T02:19:35.763933+00:00","observed_at":"2026-09-15T15:59:00-04:00","session_close_at":"2026-09-15T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"ERAS","expiration":"*","start_date":"2026-09-15","end_date":"2026-09-15","strike_range":20,"format":"json"},"source_hash":"a30721b92edf03f3e83b2b0a276964a2a8a55f216574e4b51f1f2b9b5010e3aa"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"b28b1d9ade04bc366cdb24a7edf749772efe62b75944e34528c3251eb630e400"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"1248259ce0618a58b56661040ab419bf51d95e3f31cf50e143c0735491be1107"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"43362dc88ef0710ccb0a1ead61d04208988a53f17e52eb95c9476cf4b86d5f4e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"6a95de30ea25b710f4d4075d1f434f3222dccf199a4943f7b4259223497a79f2"}]},{"symbol":"ERAS","date":"2026-09-16","iv_pct":102.40531747815426,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":164.32198273607116,"put_iv_pct":150.39141395771765},{"expiry":"2026-10-16","call_iv_pct":88.02552870090634,"put_iv_pct":81.31839026039906},{"expiry":"2026-12-18","call_iv_pct":86.13463240078075,"put_iv_pct":79.57735526315788},{"expiry":"2027-01-15","call_iv_pct":86.01337560975611,"put_iv_pct":83.45986089644512}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"fd56b42a5ddd716d10706d34d4a3a9e41db26425ed7a76566df598cc47814407","captured_at":"2026-10-24T02:19:34.195351+00:00","observed_at":"2026-09-16T15:59:00-04:00","session_close_at":"2026-09-16T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"ERAS","expiration":"*","start_date":"2026-09-16","end_date":"2026-09-16","strike_range":20,"format":"json"},"source_hash":"84b9e87aae0c3f6ee6f0e697c2865966ebec543e296399d5e2cd59fe76ba97e4"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"b28b1d9ade04bc366cdb24a7edf749772efe62b75944e34528c3251eb630e400"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"1248259ce0618a58b56661040ab419bf51d95e3f31cf50e143c0735491be1107"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"43362dc88ef0710ccb0a1ead61d04208988a53f17e52eb95c9476cf4b86d5f4e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"6a95de30ea25b710f4d4075d1f434f3222dccf199a4943f7b4259223497a79f2"}]},{"symbol":"ERAS","date":"2026-09-18","iv_pct":99.40576506027762,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":113.34996432212027,"put_iv_pct":88.44028985507246},{"expiry":"2026-11-20","call_iv_pct":116.60943801652893,"put_iv_pct":93.22078559738135},{"expiry":"2026-12-18","call_iv_pct":106.20888249794578,"put_iv_pct":89.64578680203046},{"expiry":"2027-01-15","call_iv_pct":99.36111111111111,"put_iv_pct":88.40986228003061}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"5c18aca666bf68c6bda9ced568dc823cd315b7fcc073155d90d1b84566c57b19","captured_at":"2026-10-24T02:19:29.659225+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":"ERAS","expiration":"*","start_date":"2026-09-18","end_date":"2026-09-18","strike_range":20,"format":"json"},"source_hash":"9af2f4fc416d30786c14f69aa84e860f9d64a4058d86d79fa4998722e56d59d2"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"1248259ce0618a58b56661040ab419bf51d95e3f31cf50e143c0735491be1107"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"3a961d84295e59ac4a332fe66c6766fc8ee6b1147d3c207effc37e670f3673a0"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"43362dc88ef0710ccb0a1ead61d04208988a53f17e52eb95c9476cf4b86d5f4e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"6a95de30ea25b710f4d4075d1f434f3222dccf199a4943f7b4259223497a79f2"}]},{"symbol":"ERAS","date":"2026-09-21","iv_pct":97.74336831016822,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":94.99927416009955,"put_iv_pct":94.825301908843},{"expiry":"2026-11-20","call_iv_pct":112.35134574087331,"put_iv_pct":102.69483891752577},{"expiry":"2026-12-18","call_iv_pct":98.71867479055597,"put_iv_pct":86.17504774897681},{"expiry":"2027-01-15","call_iv_pct":98.7431696905016,"put_iv_pct":93.43929352396972}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"e7ce186ebcd00560d1217ec97606f2a4449ac96f076343c01ac9acc0c64a6fa5","captured_at":"2026-10-24T02:19:28.020638+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":"ERAS","expiration":"*","start_date":"2026-09-21","end_date":"2026-09-21","strike_range":20,"format":"json"},"source_hash":"74e31499727772f5df993070cce4460eddc48e0624a7106afe824b1d30dde5be"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"1248259ce0618a58b56661040ab419bf51d95e3f31cf50e143c0735491be1107"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"3a961d84295e59ac4a332fe66c6766fc8ee6b1147d3c207effc37e670f3673a0"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"43362dc88ef0710ccb0a1ead61d04208988a53f17e52eb95c9476cf4b86d5f4e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"6a95de30ea25b710f4d4075d1f434f3222dccf199a4943f7b4259223497a79f2"}]},{"symbol":"ERAS","date":"2026-09-22","iv_pct":89.71555443790248,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":80.094734006734,"put_iv_pct":79.70330185607294},{"expiry":"2026-11-20","call_iv_pct":99.59343570057581,"put_iv_pct":96.825},{"expiry":"2026-12-18","call_iv_pct":95.9486646433991,"put_iv_pct":76.50495207667731},{"expiry":"2027-01-15","call_iv_pct":91.94605532786886,"put_iv_pct":97.10829189189188}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"7ba616c76b9187f7df33ef366f9c8cdf88e4c408bef2cc24fdbf078a7b0dd5c8","captured_at":"2026-10-24T02:19:21.378920+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":"ERAS","expiration":"*","start_date":"2026-09-22","end_date":"2026-09-22","strike_range":20,"format":"json"},"source_hash":"78c43e2eaf6c934beba8f5d8e4830b8f396e81f2fa8288fa4def59ccc29cfece"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"06684e5ef11fa2cb2cf73081f1ec4e1aa7bf94791f4bc882626144ea05793d3b"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"2cb82f2878cc619dfc010598cc7b0753e5a722dee6f51fd21008272e3658b33e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"cdcf54d3a37b25bc4dfb226537b1166553853dbcc15fbb3ea39a363f2b4e800b"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"53602228b86e471644c06fa78ed45818d7c042be722cbfae337000575308b5ca"}]},{"symbol":"ERAS","date":"2026-09-23","iv_pct":91.92954642342568,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":94.67701366982124,"put_iv_pct":86.25964077371815},{"expiry":"2026-11-20","call_iv_pct":101.70796599496221,"put_iv_pct":96.80247637051039},{"expiry":"2026-12-18","call_iv_pct":107.62280665280666,"put_iv_pct":60.82997398091935},{"expiry":"2027-01-15","call_iv_pct":99.72675675675676,"put_iv_pct":87.80973718791064}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"2c2c150df6cfa0efb827a127eadeba475fdfad45f34afcd91a1d6a484fe88239","captured_at":"2026-10-24T02:19:19.435111+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":"ERAS","expiration":"*","start_date":"2026-09-23","end_date":"2026-09-23","strike_range":20,"format":"json"},"source_hash":"4e59966fbe7a215792201086229671ed183e868d1d73baa0417e3d85ba1faf7a"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"06684e5ef11fa2cb2cf73081f1ec4e1aa7bf94791f4bc882626144ea05793d3b"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"2cb82f2878cc619dfc010598cc7b0753e5a722dee6f51fd21008272e3658b33e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"cdcf54d3a37b25bc4dfb226537b1166553853dbcc15fbb3ea39a363f2b4e800b"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"53602228b86e471644c06fa78ed45818d7c042be722cbfae337000575308b5ca"}]},{"symbol":"ERAS","date":"2026-09-24","iv_pct":93.2556246250212,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":92.11332283464567,"put_iv_pct":85.13438596491227},{"expiry":"2026-11-20","call_iv_pct":98.18702448210924,"put_iv_pct":101.17821879382889},{"expiry":"2026-12-18","call_iv_pct":92.81806369426752,"put_iv_pct":94.6291150442478},{"expiry":"2027-01-15","call_iv_pct":89.91542745098039,"put_iv_pct":92.06943873517787}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"9eb818a8cff129124636bd079c86249480da76ed778428b7b2e7631df18e24c6","captured_at":"2026-10-24T02:19:17.209717+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":"ERAS","expiration":"*","start_date":"2026-09-24","end_date":"2026-09-24","strike_range":20,"format":"json"},"source_hash":"c9ec0ef2d49ecdf50bf88a19f5d23e90410c0d853702261a77c31c7991ce2791"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"06684e5ef11fa2cb2cf73081f1ec4e1aa7bf94791f4bc882626144ea05793d3b"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"2cb82f2878cc619dfc010598cc7b0753e5a722dee6f51fd21008272e3658b33e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"cdcf54d3a37b25bc4dfb226537b1166553853dbcc15fbb3ea39a363f2b4e800b"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"53602228b86e471644c06fa78ed45818d7c042be722cbfae337000575308b5ca"}]},{"symbol":"ERAS","date":"2026-09-25","iv_pct":90.97766742209595,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":91.1869411764706,"put_iv_pct":82.86901979565772},{"expiry":"2026-11-20","call_iv_pct":103.332102425876,"put_iv_pct":92.41660497397339},{"expiry":"2026-12-18","call_iv_pct":95.83965596330275,"put_iv_pct":80.3242431918936},{"expiry":"2027-01-15","call_iv_pct":92.92447916666666,"put_iv_pct":88.92829268292684}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"8bdd3af6c6d801fd3c2b22ad0ef01f78c80df2a7f398e4cf047618f05f0c712e","captured_at":"2026-10-24T02:19:14.991566+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":"ERAS","expiration":"*","start_date":"2026-09-25","end_date":"2026-09-25","strike_range":20,"format":"json"},"source_hash":"44978c83429b1f0acea138947733e3657c00d573e4ae034f97105cc08a02e591"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"06684e5ef11fa2cb2cf73081f1ec4e1aa7bf94791f4bc882626144ea05793d3b"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"2cb82f2878cc619dfc010598cc7b0753e5a722dee6f51fd21008272e3658b33e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"cdcf54d3a37b25bc4dfb226537b1166553853dbcc15fbb3ea39a363f2b4e800b"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"53602228b86e471644c06fa78ed45818d7c042be722cbfae337000575308b5ca"}]},{"symbol":"ERAS","date":"2026-09-28","iv_pct":95.58188176232379,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":85.86117819460726,"put_iv_pct":92.04602532427424},{"expiry":"2026-11-20","call_iv_pct":103.46946175637393,"put_iv_pct":92.88661312849162},{"expiry":"2026-12-18","call_iv_pct":100.75936170212768,"put_iv_pct":98.08553148273528},{"expiry":"2027-01-15","call_iv_pct":95.58899684044235,"put_iv_pct":95.95788566953797}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"fffb1746d90ef927546c0e052eb44726e3bbf3d3d7f9df5b16c5d3b53f848094","captured_at":"2026-10-24T02:19:02.004965+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":"ERAS","expiration":"*","start_date":"2026-09-28","end_date":"2026-09-28","strike_range":20,"format":"json"},"source_hash":"9bb2bcbfda11e41f1c8462e1394f9951b4b2b1282a00f27da05d81ac62431444"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"06684e5ef11fa2cb2cf73081f1ec4e1aa7bf94791f4bc882626144ea05793d3b"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"2cb82f2878cc619dfc010598cc7b0753e5a722dee6f51fd21008272e3658b33e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"cdcf54d3a37b25bc4dfb226537b1166553853dbcc15fbb3ea39a363f2b4e800b"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"53602228b86e471644c06fa78ed45818d7c042be722cbfae337000575308b5ca"}]},{"symbol":"ERAS","date":"2026-09-29","iv_pct":98.58043665672749,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":97.59291653443351,"put_iv_pct":97.27674778761062},{"expiry":"2026-11-20","call_iv_pct":104.0200305997552,"put_iv_pct":93.97838183934807},{"expiry":"2026-12-18","call_iv_pct":97.73271619268716,"put_iv_pct":103.45751908396947},{"expiry":"2027-01-15","call_iv_pct":97.16348571428571,"put_iv_pct":97.4216955017301}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"e2b6ca44c6fd828e6ebfdac8e9fdb9c3e5528e314d115fd675e6402b831ff9c9","captured_at":"2026-10-24T02:18:54.328003+00:00","observed_at":"2026-09-29T15:59:00-04:00","session_close_at":"2026-09-29T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"ERAS","expiration":"*","start_date":"2026-09-29","end_date":"2026-09-29","strike_range":20,"format":"json"},"source_hash":"a8d8e53cccad73c23e418798dc8c415a5ce58794fb6f8002affcdf22024f5c1e"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"33d57b299a071c9bb405299fc59a8ab7ba1c1690e34b1f57420034754b34df05"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"46849098a7fee138429a2bd014c640509df0c37122d19348d14191d59ee933dc"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"c9c583ebac0cb59161162ed18c70c46d1227228420ed7892f51fcc6c5afdcf7d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"5c76383fa655edfa3d1043cb58c9a2f92b77d731a051e7ce5e12e8f0ad1ffbfa"}]},{"symbol":"ERAS","date":"2026-09-30","iv_pct":101.42184332208473,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":92.67367376398413,"put_iv_pct":91.60787499999999},{"expiry":"2026-11-20","call_iv_pct":106.74764965343415,"put_iv_pct":104.48292358803985},{"expiry":"2026-12-18","call_iv_pct":102.00908771929824,"put_iv_pct":109.36699421965317},{"expiry":"2027-01-15","call_iv_pct":103.10521166509878,"put_iv_pct":101.38133096716948}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"222e7dfedbb41d3bf1e5d9a35ba28356b8c9d768cb7d9f8b19a98aecea7619d0","captured_at":"2026-10-24T02:18:52.154805+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":"ERAS","expiration":"*","start_date":"2026-09-30","end_date":"2026-09-30","strike_range":20,"format":"json"},"source_hash":"4088eae37dc2ab021c5fb03108d5cdb83fea488c7cc5b40606129274b4825bb8"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"33d57b299a071c9bb405299fc59a8ab7ba1c1690e34b1f57420034754b34df05"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"46849098a7fee138429a2bd014c640509df0c37122d19348d14191d59ee933dc"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"c9c583ebac0cb59161162ed18c70c46d1227228420ed7892f51fcc6c5afdcf7d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"5c76383fa655edfa3d1043cb58c9a2f92b77d731a051e7ce5e12e8f0ad1ffbfa"}]},{"symbol":"ERAS","date":"2026-10-01","iv_pct":103.55559931198374,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":101.50806451612904,"put_iv_pct":98.28778503756942},{"expiry":"2026-11-20","call_iv_pct":106.72736710444029,"put_iv_pct":102.42851938895416},{"expiry":"2026-12-18","call_iv_pct":109.72457831325302,"put_iv_pct":108.79909945184025},{"expiry":"2027-01-15","call_iv_pct":100.89628318584072,"put_iv_pct":100.07309749784297}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"143fc08f2f954a2b4278fab9819c21714c4151e61e1d808cfc15570e98eb024a","captured_at":"2026-10-24T02:18:45.907377+00:00","observed_at":"2026-10-01T15:59:00-04:00","session_close_at":"2026-10-01T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"ERAS","expiration":"*","start_date":"2026-10-01","end_date":"2026-10-01","strike_range":20,"format":"json"},"source_hash":"e92b2ed2a5e0874205dbb27fa0a06974596247560228695d673a25f4b9b2a63c"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"e79755ba1ff445cf56f48f77c74a19daa213aeb20ac90c11d1280e7b5bd96331"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"1ef1bf42616c4570b634abd9b0761065dccd42d7111b8aa9f4d9781d9410ddbe"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"19fa09b657e857b03ac8185acf38e65a9daad18ffcd935b138c5ee1477b88571"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"f3e94d3a9a5e8314627552570390388d734409805ddf67f31fcfa2fef334a3fc"}]},{"symbol":"ERAS","date":"2026-10-02","iv_pct":103.37616831971133,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":100.77025276461296,"put_iv_pct":94.15221668742217},{"expiry":"2026-11-20","call_iv_pct":107.04050702504581,"put_iv_pct":106.16215341308937},{"expiry":"2026-12-18","call_iv_pct":107.92347128378377,"put_iv_pct":109.78973134328358},{"expiry":"2027-01-15","call_iv_pct":101.51820419325432,"put_iv_pct":99.65280984719864}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"428f9a232ab81eb998491de98bdead453d2b7ac6cf4412f2a33912912e00ba28","captured_at":"2026-10-24T02:18:44.019804+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":"ERAS","expiration":"*","start_date":"2026-10-02","end_date":"2026-10-02","strike_range":20,"format":"json"},"source_hash":"0d97acf4742a683eabcf14b984526999c9859ed1e5f582d41e91332c8a9eec40"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"e79755ba1ff445cf56f48f77c74a19daa213aeb20ac90c11d1280e7b5bd96331"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"1ef1bf42616c4570b634abd9b0761065dccd42d7111b8aa9f4d9781d9410ddbe"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"19fa09b657e857b03ac8185acf38e65a9daad18ffcd935b138c5ee1477b88571"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"f3e94d3a9a5e8314627552570390388d734409805ddf67f31fcfa2fef334a3fc"}]},{"symbol":"ERAS","date":"2026-10-05","iv_pct":99.48004271737005,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":84.89210161662818,"put_iv_pct":95.01320099255584},{"expiry":"2026-11-20","call_iv_pct":97.53262212240314,"put_iv_pct":100.99744064852345},{"expiry":"2026-12-18","call_iv_pct":106.27476009139376,"put_iv_pct":107.20652271034996},{"expiry":"2027-01-15","call_iv_pct":100.08791738382101,"put_iv_pct":103.83577617328518}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"f3ac8caf000949164295c36eb75bc0c2df9936222d95417911720ce93a73e562","captured_at":"2026-10-24T02:18:42.145225+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":"ERAS","expiration":"*","start_date":"2026-10-05","end_date":"2026-10-05","strike_range":20,"format":"json"},"source_hash":"184d4c792346c25757ab1e3f1aaa53cf68f1fad67d56bd13c89eea489704b29a"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"e79755ba1ff445cf56f48f77c74a19daa213aeb20ac90c11d1280e7b5bd96331"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"1ef1bf42616c4570b634abd9b0761065dccd42d7111b8aa9f4d9781d9410ddbe"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"19fa09b657e857b03ac8185acf38e65a9daad18ffcd935b138c5ee1477b88571"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"f3e94d3a9a5e8314627552570390388d734409805ddf67f31fcfa2fef334a3fc"}]},{"symbol":"ERAS","date":"2026-10-06","iv_pct":101.64292278572171,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":89.44144951822372,"put_iv_pct":101.29961478396667},{"expiry":"2026-11-20","call_iv_pct":96.45611940298508,"put_iv_pct":102.75628318584072},{"expiry":"2026-12-18","call_iv_pct":112.15788851351351,"put_iv_pct":109.31486486486486},{"expiry":"2027-01-15","call_iv_pct":103.41934928229665,"put_iv_pct":98.29781273408238}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"47c1ae7e8d5cd008b1aa781fa269e8e2cf597216a7e14a1750274eabd9464d44","captured_at":"2026-10-24T02:18:40.450010+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":"ERAS","expiration":"*","start_date":"2026-10-06","end_date":"2026-10-06","strike_range":20,"format":"json"},"source_hash":"6eb1c5a5f9b1d9ec64352f337c62c643302f37181c414c01526e8197347d103e"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"e79755ba1ff445cf56f48f77c74a19daa213aeb20ac90c11d1280e7b5bd96331"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"1ef1bf42616c4570b634abd9b0761065dccd42d7111b8aa9f4d9781d9410ddbe"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"19fa09b657e857b03ac8185acf38e65a9daad18ffcd935b138c5ee1477b88571"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"f3e94d3a9a5e8314627552570390388d734409805ddf67f31fcfa2fef334a3fc"}]},{"symbol":"ERAS","date":"2026-10-07","iv_pct":103.92993273494315,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":107.01273388773389,"put_iv_pct":103.74009417596035},{"expiry":"2026-11-20","call_iv_pct":104.87108734402852,"put_iv_pct":96.82633928571428},{"expiry":"2026-12-18","call_iv_pct":109.57307635285396,"put_iv_pct":107.64193697156034},{"expiry":"2027-01-15","call_iv_pct":100.81641608391607,"put_iv_pct":100.95777777777779}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"c6be536298360556c335d1edefff52400f97108dc28da448d453b64ac5e6775f","captured_at":"2026-10-24T02:18:38.904463+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":"ERAS","expiration":"*","start_date":"2026-10-07","end_date":"2026-10-07","strike_range":20,"format":"json"},"source_hash":"46319e0db8a31a0f663e17f432fc1194779d857bd7618342b224d69b07493efe"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"e79755ba1ff445cf56f48f77c74a19daa213aeb20ac90c11d1280e7b5bd96331"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"1ef1bf42616c4570b634abd9b0761065dccd42d7111b8aa9f4d9781d9410ddbe"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"19fa09b657e857b03ac8185acf38e65a9daad18ffcd935b138c5ee1477b88571"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"f3e94d3a9a5e8314627552570390388d734409805ddf67f31fcfa2fef334a3fc"}]},{"symbol":"ERAS","date":"2026-10-08","iv_pct":118.9680114651426,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":112.49329598250888,"put_iv_pct":150.90405080213904},{"expiry":"2026-11-20","call_iv_pct":108.36798816568047,"put_iv_pct":102.26751765344922},{"expiry":"2026-12-18","call_iv_pct":117.1483870967742,"put_iv_pct":128.20054884742044},{"expiry":"2027-01-15","call_iv_pct":110.70326061997704,"put_iv_pct":121.65904255319148}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"fdfc7ec5a75631d710c417cf81da4d11969b25df77cd19da98067b92d207d6de","captured_at":"2026-10-24T02:18:32.745671+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":"ERAS","expiration":"*","start_date":"2026-10-08","end_date":"2026-10-08","strike_range":20,"format":"json"},"source_hash":"0c13d60441087f4ef7dc4a57d199a9815caa3ce4f31da6a5ec42775352935ac6"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"4f1a89c54f2c41395667904cd3cd59dd0d57d8b7379460bb699f7461a593489e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"716cbe10770f8f90866ee03d3ba3b92aafbb31ea07bcd935de88511fcfe3ee8b"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"19a761970e75cbf5b9e45a7202a0a1976b620b5001feeeab2d52d364cd238dd6"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"cfa97538b83d2ce2345935d218271cce8e9ada9359511e2017d39d890e41b50e"}]},{"symbol":"ERAS","date":"2026-10-09","iv_pct":109.44326619624061,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":97.74249358525775,"put_iv_pct":125.42991212653777},{"expiry":"2026-11-20","call_iv_pct":104.64901358535145,"put_iv_pct":101.9905781339439},{"expiry":"2026-12-18","call_iv_pct":111.14572968490879,"put_iv_pct":118.72541054451166},{"expiry":"2027-01-15","call_iv_pct":103.57848256361923,"put_iv_pct":112.28450934579439}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"b656febe08282ac3168a960830b7a8b5517739933d09d289dea69882d942e04a","captured_at":"2026-10-24T02:18:30.954311+00:00","observed_at":"2026-10-09T15:59:00-04:00","session_close_at":"2026-10-09T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"ERAS","expiration":"*","start_date":"2026-10-09","end_date":"2026-10-09","strike_range":20,"format":"json"},"source_hash":"f45595dca35572a5d0b1d23f578c07562b32b47867e4eff3ad7dd1d124805a0e"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"4f1a89c54f2c41395667904cd3cd59dd0d57d8b7379460bb699f7461a593489e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"716cbe10770f8f90866ee03d3ba3b92aafbb31ea07bcd935de88511fcfe3ee8b"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"19a761970e75cbf5b9e45a7202a0a1976b620b5001feeeab2d52d364cd238dd6"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"cfa97538b83d2ce2345935d218271cce8e9ada9359511e2017d39d890e41b50e"}]},{"symbol":"ERAS","date":"2026-10-12","iv_pct":115.38693012501096,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":133.41367511247927,"put_iv_pct":127.51320942883044},{"expiry":"2026-11-20","call_iv_pct":100.94522070844687,"put_iv_pct":104.74363636363637},{"expiry":"2026-12-18","call_iv_pct":142.7778313253012,"put_iv_pct":105.22738017071572},{"expiry":"2027-01-15","call_iv_pct":109.25940017137961,"put_iv_pct":99.21508771929824}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"6cef2cae117da2d7fab5f9961fd1fe1c4305af7edaf8d8bd577462e493c85efe","captured_at":"2026-10-24T02:18:29.242859+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":"ERAS","expiration":"*","start_date":"2026-10-12","end_date":"2026-10-12","strike_range":20,"format":"json"},"source_hash":"84fd00256b8d0ed7af3ed98f540ef164deb9f22c368668eacedf9ca0b264b8b2"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"4f1a89c54f2c41395667904cd3cd59dd0d57d8b7379460bb699f7461a593489e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"716cbe10770f8f90866ee03d3ba3b92aafbb31ea07bcd935de88511fcfe3ee8b"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"19a761970e75cbf5b9e45a7202a0a1976b620b5001feeeab2d52d364cd238dd6"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"cfa97538b83d2ce2345935d218271cce8e9ada9359511e2017d39d890e41b50e"}]},{"symbol":"ERAS","date":"2026-10-13","iv_pct":113.68832670186443,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":140.0071197718631,"put_iv_pct":130.83859082397004},{"expiry":"2026-11-20","call_iv_pct":101.64778867102397,"put_iv_pct":97.50675789473684},{"expiry":"2026-12-18","call_iv_pct":115.34779527559056,"put_iv_pct":109.53290162774239},{"expiry":"2027-01-15","call_iv_pct":111.265254691689,"put_iv_pct":103.36040485829957}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"3c6443d86b9e9aaf55fab954274db45cc082f16d779b5042203d62e82d7ae1c9","captured_at":"2026-10-24T02:18:27.624567+00:00","observed_at":"2026-10-13T15:59:00-04:00","session_close_at":"2026-10-13T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"ERAS","expiration":"*","start_date":"2026-10-13","end_date":"2026-10-13","strike_range":20,"format":"json"},"source_hash":"4260bad5abe07b2cf212f469b64371c1ae3e38cb8fd16f3d6629003120163f2e"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"4f1a89c54f2c41395667904cd3cd59dd0d57d8b7379460bb699f7461a593489e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"716cbe10770f8f90866ee03d3ba3b92aafbb31ea07bcd935de88511fcfe3ee8b"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"19a761970e75cbf5b9e45a7202a0a1976b620b5001feeeab2d52d364cd238dd6"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"cfa97538b83d2ce2345935d218271cce8e9ada9359511e2017d39d890e41b50e"}]},{"symbol":"ERAS","date":"2026-10-15","iv_pct":121.9022962558941,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":171.95377319157808,"put_iv_pct":164.36402176429726},{"expiry":"2026-11-20","call_iv_pct":106.20921052631577,"put_iv_pct":101.76380809595203},{"expiry":"2026-12-18","call_iv_pct":111.198833592535,"put_iv_pct":109.87790591805766},{"expiry":"2027-01-15","call_iv_pct":104.86746644295305,"put_iv_pct":104.9833505154639}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"1b97e7f767b29daadd5a196005810b5e81e769519bba1f06e2414df7f546d9ad","captured_at":"2026-10-24T02:18:17.096977+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":"ERAS","expiration":"*","start_date":"2026-10-15","end_date":"2026-10-15","strike_range":20,"format":"json"},"source_hash":"7de82867c4e160167c730fff067937d5287dae528e266cb501bf5e4e858b65fa"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"6dca8e9126eb575e8b81d4b54a7a83b8205c870ff3ed9f10305a8ccd634dc0eb"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"b17756a21bd193b691611b0fc3a1b636b9ea7c38da91ad66ba27627a052bb5ae"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"7a3cfa799f393c823160003ed0823f5315523b883cfb4f95f95dc778b76a8622"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"0a34496da883fd7b2dd52ceca9d7a35f49a6974a276c99a8f7f6e05f2beb43dd"}]},{"symbol":"ERAS","date":"2026-10-16","iv_pct":103.72854910366352,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":114.74937666963491,"put_iv_pct":101.49905423576872},{"expiry":"2026-12-18","call_iv_pct":125.89897345132744,"put_iv_pct":95.76903020667726},{"expiry":"2027-01-15","call_iv_pct":105.20152051488334,"put_iv_pct":101.65603960396041},{"expiry":"2027-03-19","call_iv_pct":97.5550046253469,"put_iv_pct":87.49939352170917}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"53f534b9f8a8d70754f21786c449191c8ee85eca8497ab2b2ff58ee5721467b2","captured_at":"2026-10-24T02:18:14.494759+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":"ERAS","expiration":"*","start_date":"2026-10-16","end_date":"2026-10-16","strike_range":20,"format":"json"},"source_hash":"0e55c45be77157b9fcbc82c8acb56b068bab694f8441a53e183e8c29667b8a88"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"b17756a21bd193b691611b0fc3a1b636b9ea7c38da91ad66ba27627a052bb5ae"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"7a3cfa799f393c823160003ed0823f5315523b883cfb4f95f95dc778b76a8622"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"0a34496da883fd7b2dd52ceca9d7a35f49a6974a276c99a8f7f6e05f2beb43dd"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-03-19","start_date":"2026-10-15","end_date":"2026-10-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"8631f2672397740e2a67472cd1f99ffa795ed2ba17a80e858d0d575b4153a3db"}]},{"symbol":"ERAS","date":"2026-10-19","iv_pct":101.06604744063564,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":98.93732737611698,"put_iv_pct":97.89013513513514},{"expiry":"2026-12-18","call_iv_pct":114.50357142857142,"put_iv_pct":107.07990769230769},{"expiry":"2027-01-15","call_iv_pct":102.11635124298317,"put_iv_pct":100.52720375106563},{"expiry":"2027-03-19","call_iv_pct":94.37625131995776,"put_iv_pct":93.09763157894737}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"51bfd879185a48ff349c6c93686c0b89d145d3c31446519dc42db05906644481","captured_at":"2026-10-24T02:18:12.793262+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":"ERAS","expiration":"*","start_date":"2026-10-19","end_date":"2026-10-19","strike_range":20,"format":"json"},"source_hash":"3fe378557bac4245a8e2804c9387277684f97e1f1f0c0c6f2a645cd07d5f74c1"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"b17756a21bd193b691611b0fc3a1b636b9ea7c38da91ad66ba27627a052bb5ae"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"7a3cfa799f393c823160003ed0823f5315523b883cfb4f95f95dc778b76a8622"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"0a34496da883fd7b2dd52ceca9d7a35f49a6974a276c99a8f7f6e05f2beb43dd"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-03-19","start_date":"2026-10-15","end_date":"2026-10-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"8631f2672397740e2a67472cd1f99ffa795ed2ba17a80e858d0d575b4153a3db"}]},{"symbol":"ERAS","date":"2026-10-20","iv_pct":101.8802761182951,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":101.87684300341297,"put_iv_pct":99.08315222711698},{"expiry":"2026-12-18","call_iv_pct":104.35684210526317,"put_iv_pct":119.43698697068403},{"expiry":"2027-01-15","call_iv_pct":103.15388443017655,"put_iv_pct":112.07683953033269},{"expiry":"2027-03-19","call_iv_pct":75.75009469696971,"put_iv_pct":99.30756598240468}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"b57a0bc3f8858ee5023458007c73287b6a5272966e91a742c2a8056ae60e28f9","captured_at":"2026-10-22T13:11:45.547825+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":"ERAS","expiration":"*","start_date":"2026-10-20","end_date":"2026-10-20","strike_range":20,"format":"json"},"source_hash":"6c6d95cf6bca79bc04f6bb416dc744dcb85705bdb81e9560c6dc1c213d4e22b8"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"4a5d6349be71eb010c40e518b6182d80c8e25fddc159b7b99d11b578185f8f3b"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"de49c5cd73f23b5f0a99af3dfbd964fd472796bcf77f41b6307c5bcd3f8844dc"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"c11f32db6ff5411cec49dcbe8f6d913bffe1c1fe60f4d860b7fb81d9d542dfe1"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-03-19","start_date":"2026-10-20","end_date":"2026-10-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"63f700510fad580923c760930e5a1386293761989ffc0cfb7638d73e4ea500ec"}]},{"symbol":"ERAS","date":"2026-10-21","iv_pct":102.35716991751161,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":103.53407407407407,"put_iv_pct":101.15419413092552},{"expiry":"2026-12-18","call_iv_pct":111.69987437185931,"put_iv_pct":111.11898734177214},{"expiry":"2027-01-15","call_iv_pct":105.25,"put_iv_pct":101.31846921797005},{"expiry":"2027-03-19","call_iv_pct":92.54370609318995,"put_iv_pct":92.23805411030177}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"ca68f4b1ebdedcd788cb08ebb5a0fa193f310b8b2e0f0764db333533c7eed12e","captured_at":"2026-10-22T13:11:44.047367+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":"ERAS","expiration":"*","start_date":"2026-10-21","end_date":"2026-10-21","strike_range":20,"format":"json"},"source_hash":"8309b20966aca8db844281377687bcbe393c410594edaf66ade533782f7e672c"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"4a5d6349be71eb010c40e518b6182d80c8e25fddc159b7b99d11b578185f8f3b"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"de49c5cd73f23b5f0a99af3dfbd964fd472796bcf77f41b6307c5bcd3f8844dc"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"c11f32db6ff5411cec49dcbe8f6d913bffe1c1fe60f4d860b7fb81d9d542dfe1"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-03-19","start_date":"2026-10-20","end_date":"2026-10-21","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"63f700510fad580923c760930e5a1386293761989ffc0cfb7638d73e4ea500ec"}]},{"symbol":"ERAS","date":"2026-10-22","iv_pct":108.58088957153808,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":112.54522065727699,"put_iv_pct":142.21185657370518},{"expiry":"2026-12-18","call_iv_pct":115.16733238231099,"put_iv_pct":111.38219206680584},{"expiry":"2027-01-15","call_iv_pct":106.35336206896551,"put_iv_pct":103.35169856459329},{"expiry":"2027-03-19","call_iv_pct":84.61376994680852,"put_iv_pct":93.0216843118383}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"d06d3e0ff56010655137c2835d3ed4d71c5595882d2242a0995242d2dfac89ef","captured_at":"2026-10-23T00:57:13.069699+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":"ERAS","date":"2026-10-22","format":"json"},"source_hash":"bc47d26d4d5e744975b6fbfceaa77a62b8f649235773471a7c9f6e28f004a01f"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"c06f7866e1bd43f7b494ba2f9e82a1fdf15c49bcfe43555cac7997313c5ca3bf"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"daac8024b6a4ebda0303c6cd1e6da0c58de47a74b3d7dd09baf82d9042cb5863"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"1f60c0d7ef53d2c10ccd68dfb6c41e90e10be3a49d1ef1d6ac5d8f6091ea4a76"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-03-19","start_date":"2026-10-21","end_date":"2026-10-22","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"18d95365b612676f11b53dee25ca751fab5070666ea539b7ffc9f6bae808a900"}]},{"symbol":"ERAS","date":"2026-10-23","iv_pct":98.45743944202471,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":97.56350495049504,"put_iv_pct":80.25740657698056},{"expiry":"2026-12-18","call_iv_pct":85.76958979033729,"put_iv_pct":117.29492939666237},{"expiry":"2027-01-15","call_iv_pct":100.80602026049203,"put_iv_pct":109.78452240067624},{"expiry":"2027-03-19","call_iv_pct":95.93995305164319,"put_iv_pct":100.2435891089109}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"ece5a05824af29888479cabc78cce6db2f766bcaf6e27b4042c9671f6dc720bf","captured_at":"2026-10-24T00:27:11.551274+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":"ERAS","date":"2026-10-23","format":"json"},"source_hash":"3e9d6246986c357ea440874cf13a199ce672e65e43969e72274c21ad9a4e7277"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"93ddd0f5acc3b1bb157c8b656c17b03f76ea6d8d58079096947ff3f1d1960329"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"94a91c6e8419bf86c6fde4209a4ffb4a67192ef17a63049a25343a8097a92f09"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"493857fa051e38adae3210b432caa187b4ad0c8bb9a9bf3df8c24e8770406326"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-03-19","start_date":"2026-10-22","end_date":"2026-10-23","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"a068a021272a6d99866e86fcf896ce170a75b3d7dec71c8e5d7b0ffec0032fd2"}]},{"symbol":"ERAS","date":"2026-10-26","iv_pct":108.44309835007732,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":115.96458706467662,"put_iv_pct":120.72608515057112},{"expiry":"2026-12-18","call_iv_pct":113.8480187416332,"put_iv_pct":120.00968205904616},{"expiry":"2027-01-15","call_iv_pct":109.37285947712418,"put_iv_pct":107.76436573311368},{"expiry":"2027-03-19","call_iv_pct":89.24650401069518,"put_iv_pct":90.61268456375838}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"db157ea02402585a71f3d6880000fcaba3a06b22e174423bcbfa9bd8facdafc3","captured_at":"2026-10-28T16:00:09.444823+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":"31c7e042977c1866e0452f13a05d80f008eaf2721f78b77099abdaec04566877"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"4a9c626c25d4fa95396d5e03ee8e413039f260f833d929573071884869600d12"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"ed93064a10e84f621219314751befa1f8b3e4e07b8af12034957c15ec9ca7d3b"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"c60a59d4900525df7674fd348151aad278f685696315e5796d8fafbe410dd2f6"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-03-19","start_date":"2026-10-26","end_date":"2026-10-27","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"574a056860120e18bc112f0118318a044c8bfc3100c6088f2f9227c644b4dc46"}]},{"symbol":"ERAS","date":"2026-10-27","iv_pct":106.6361651788341,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":106.10389945652175,"put_iv_pct":117.56947471772214},{"expiry":"2026-12-18","call_iv_pct":113.82179271708684,"put_iv_pct":119.95762863534677},{"expiry":"2027-01-15","call_iv_pct":109.23756855575868,"put_iv_pct":108.57559380378659},{"expiry":"2027-03-19","call_iv_pct":83.90655737704918,"put_iv_pct":93.91680616740088}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"75c20057b3af3bab1abf2355a3b52c5619c3437d1e9a23418dd56c1be0912044","captured_at":"2026-10-28T16:00:08.930614+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":"ERAS","expiration":"*","start_date":"2026-10-27","end_date":"2026-10-27","strike_range":20,"format":"json"},"source_hash":"56cfad12db21b0d70cc191f915ed11bf9160335ed8b4b5b3efc946e0663eddee"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"4a9c626c25d4fa95396d5e03ee8e413039f260f833d929573071884869600d12"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"ed93064a10e84f621219314751befa1f8b3e4e07b8af12034957c15ec9ca7d3b"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"c60a59d4900525df7674fd348151aad278f685696315e5796d8fafbe410dd2f6"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-03-19","start_date":"2026-10-26","end_date":"2026-10-27","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"574a056860120e18bc112f0118318a044c8bfc3100c6088f2f9227c644b4dc46"}]},{"symbol":"ERAS","date":"2026-10-28","iv_pct":106.97786701798611,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":110.35676092544988,"put_iv_pct":117.09800759013282},{"expiry":"2026-12-18","call_iv_pct":115.10194915254237,"put_iv_pct":116.14829232995658},{"expiry":"2027-01-15","call_iv_pct":103.98818253343825,"put_iv_pct":105.89},{"expiry":"2027-03-19","call_iv_pct":92.84334405144695,"put_iv_pct":94.39639956092206}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"6376572ff4e535e1573eefeeb98cfabd6d3e4603634ad464bc7ed7d7667db570","captured_at":"2026-10-29T15:58:52.923749+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":"ERAS","expiration":"*","start_date":"2026-10-28","end_date":"2026-10-28","strike_range":20,"format":"json"},"source_hash":"cacf184922680d40caaf90e12649995626d61cb9b95c7fe17a7b3689bba8f040"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"d75fd59297f37bc02a5667da1972db1c4d1f91c44dd211499e05cef52e16cd05"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"b5b93f722fc11a11d3b2d63c2e091bbd84b5423ad686961883eb6da500794f15"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"6da76cdd511093b997e6f41f9bbd18b885835d3ff366a15035f17a0bc9ea70ae"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-03-19","start_date":"2026-10-27","end_date":"2026-10-28","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"343c4d78ea5d3ee544bad767bc7e3ce8db3a4d2490a8edde2243276a8c737b33"}]},{"symbol":"ERAS","date":"2026-10-29","iv_pct":109.8307026420449,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":148.6227118644068,"put_iv_pct":153.32620689655172},{"expiry":"2026-12-18","call_iv_pct":92.17561926605504,"put_iv_pct":90.440986775178},{"expiry":"2027-01-15","call_iv_pct":105.99982658959537,"put_iv_pct":109.27741573033707},{"expiry":"2027-03-19","call_iv_pct":84.98918918918916,"put_iv_pct":93.81366482504603}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"a947d6604643b20d4f742bc869488dea68ed8297bdbdfe02127b8aa9ac4f3b1d","captured_at":"2026-10-30T16:08:19.969769+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":"ERAS","expiration":"*","start_date":"2026-10-29","end_date":"2026-10-29","strike_range":20,"format":"json"},"source_hash":"29425b8d6dffc1fc7b1509dae321aad67b6b9fd19600af5dd266be3766b8f20b"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"0bee7aede010a50067e9d2b5a36cb25e9a6b454cdcdb786d5b6d4e962b2d85e5"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","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":"4d36e03ebfd4b4d609b9af7e64ea0f0973d10172e7c5de0a9dab091eff4a6074"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","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":"c24788f036bf420a76240e918079637eb519d234561d6a296ec528c4322a6c5e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-03-19","start_date":"2026-10-28","end_date":"2026-10-29","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"9053df396a16f064df771ba05a59b3512602f1a61e76af6d339536128dcd1768"}]},{"symbol":"ERAS","date":"2026-10-30","iv_pct":113.85086735379808,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-20","call_iv_pct":122.82089108910893,"put_iv_pct":114.26490157480313},{"expiry":"2026-12-18","call_iv_pct":107.89995994659547,"put_iv_pct":107.32817528735632},{"expiry":"2027-01-15","call_iv_pct":149.04575233022638,"put_iv_pct":99.43915966386555},{"expiry":"2027-03-19","call_iv_pct":95.44260000000001,"put_iv_pct":114.56549893842889}],"source":"ThetaData historical first-order Greeks","provider_symbol":"ERAS","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"f335cb9a04298096dee4bac81e8918d98fe9a5527e0d5acc84c4e216e8c1dc52","captured_at":"2026-11-01T00:23:24.736062+00:00","observed_at":"2026-10-30T15:59:00-04:00","session_close_at":"2026-10-30T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"v2_verified_expiry_inventory","source_hash":"46487823e01d0388fcc22b89258bf3cac79e41e4b5d39eb54f5bab9ab9ee8e49"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2026-11-20","start_date":"2026-10-29","end_date":"2026-10-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"aab4ea31fd76cfc948028675f8960e809895ed37a7e64c96dd316004ffb4c207"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2026-12-18","start_date":"2026-10-29","end_date":"2026-10-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"57c3d90669425b48231749c65d26ba21c6859693a0cef260d8a89cdcbe1d384b"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-01-15","start_date":"2026-10-29","end_date":"2026-10-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"c763d559e38c019f1490d331b40977201ac2d644b9a7bfe6bb3016b228d0cfb2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"ERAS","expiration":"2027-03-19","start_date":"2026-10-29","end_date":"2026-10-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"211ad34344159879369f72b0ac10c0af6d18e97b67d57af0531bf412374722bf"}]}],"dailyIvModel":"theta-four-friday-close-50delta-v3","truncated":false,"expiries":["2026-11-20"],"url":"https://intraalpha.com/companies/ERAS","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":"2026-08-07","observed_at":"2026-08-07T15:59:00-04:00","iv_pct":112.23533629893468,"put_call_skew_pp":14.280092230697331,"implied_move_pct":42.98258995509477,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"84f1f09da074d06f574435a07b72c57f897c613b77dcd8a65945615e362ecbe1","expiries":["2026-08-21","2026-09-18","2026-10-16","2026-12-18"]},{"date":"2026-08-10","observed_at":"2026-08-10T15:59:00-04:00","iv_pct":106.44642356345756,"put_call_skew_pp":-6.052061112453753,"implied_move_pct":39.93607458003231,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"53aa06f3eb6dfbc9ae9dae6729deabc09e8306751dbd023069423a966e10c37f","expiries":["2026-08-21","2026-09-18","2026-10-16","2026-12-18"]},{"date":"2026-08-11","observed_at":"2026-08-11T15:59:00-04:00","iv_pct":112.05267801631841,"put_call_skew_pp":7.842329169146705,"implied_move_pct":39.68687184753207,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"f8a1711ed66a0b94f6872fab94d9cef13344407a2258ca60e532c9af64e46a51","expiries":["2026-08-21","2026-09-18","2026-10-16","2026-12-18"]},{"date":"2026-08-12","observed_at":"2026-08-12T15:59:00-04:00","iv_pct":98.39455961972249,"put_call_skew_pp":-0.549127800563511,"implied_move_pct":36.24260723808021,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"01a627bf73e13fda0a91e68bbb99425ea754e0a36ead45551a42d87e1aadbe7a","expiries":["2026-08-21","2026-09-18","2026-10-16","2026-12-18"]},{"date":"2026-08-13","observed_at":"2026-08-13T15:59:00-04:00","iv_pct":102.06451511701157,"put_call_skew_pp":-12.509909455186577,"implied_move_pct":37.534494314621945,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"7ca4d40150290ec014d24276ce4a5d8e9d82e05c4266a985eea1cc86cbf68be4","expiries":["2026-08-21","2026-09-18","2026-10-16","2026-12-18"]},{"date":"2026-08-14","observed_at":"2026-08-14T15:59:00-04:00","iv_pct":100.57639230633957,"put_call_skew_pp":7.8325251631376815,"implied_move_pct":36.589493236090576,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"f7760afed8be6a8310b3feb14e38ed74908b60d9346622ee4ab0ad97c183f845","expiries":["2026-08-21","2026-09-18","2026-10-16","2026-12-18"]},{"date":"2026-08-17","observed_at":"2026-08-17T15:59:00-04:00","iv_pct":99.46662293004619,"put_call_skew_pp":1.1218630193331762,"implied_move_pct":33.39792883152067,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"dea367eed4e1401c42a57c638afc5789a4351e10baeec2b9d4d4e7eb8b32a347","expiries":["2026-08-21","2026-09-18","2026-10-16","2026-12-18"]},{"date":"2026-08-18","observed_at":"2026-08-18T15:59:00-04:00","iv_pct":112.65578801091198,"put_call_skew_pp":10.608205696528792,"implied_move_pct":34.21410989518499,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"3a2ecdff87e8b8f452919ed3ffb63a4782554b4cb8730b953737929881784f21","expiries":["2026-08-21","2026-09-18","2026-10-16","2026-12-18"]},{"date":"2026-08-20","observed_at":"2026-08-20T15:59:00-04:00","iv_pct":121.2279450283775,"put_call_skew_pp":-23.899041848933777,"implied_move_pct":32.35746360817021,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"bb645b5d77207e92600b62dc905b249c6322312943a78608eaea40fa6a13cdf1","expiries":["2026-08-21","2026-09-18","2026-10-16","2026-12-18"]},{"date":"2026-08-21","observed_at":"2026-08-21T15:59:00-04:00","iv_pct":94.53364044723236,"put_call_skew_pp":2.1330291313947,"implied_move_pct":44.070484488879245,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"d40be55b317f56807129de22da285d55667ef3afa2608b01e8b72162cf323794","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-01-15"]},{"date":"2026-08-24","observed_at":"2026-08-24T15:59:00-04:00","iv_pct":92.50246023294311,"put_call_skew_pp":-1.3042409813133453,"implied_move_pct":42.46262993740022,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"de450747a01b47dfdf8385761ac6298849e9013eb491b274209de06872e1a729","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-01-15"]},{"date":"2026-08-25","observed_at":"2026-08-25T15:59:00-04:00","iv_pct":93.70838189008617,"put_call_skew_pp":-4.887395328980311,"implied_move_pct":42.081938893631566,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"7dc49f6f4f3476e9ba5e79ec60e13f0f4cbd68abca14f6946a776a820c2763db","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-01-15"]},{"date":"2026-08-26","observed_at":"2026-08-26T15:59:00-04:00","iv_pct":91.43543463703796,"put_call_skew_pp":3.2566509452686994,"implied_move_pct":41.39361950938467,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"9961bb346bd64a387b51e0b22c2b44a1c06cafb9c159cf0caf8350fb676069e8","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-01-15"]},{"date":"2026-08-27","observed_at":"2026-08-27T15:59:00-04:00","iv_pct":92.18362214326129,"put_call_skew_pp":-3.803727626719869,"implied_move_pct":41.11426771896632,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"8aec58a095a41cdf1e9821cdf03808d1f46b644bd5c46c039e39c249f66b516e","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-01-15"]},{"date":"2026-08-28","observed_at":"2026-08-28T15:59:00-04:00","iv_pct":92.60645003890338,"put_call_skew_pp":-11.549251110447479,"implied_move_pct":40.54138162526698,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"f34b92341d84a2255d496ed8e500d5306f1c56741248c4b69e072924ef8b87f4","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-01-15"]},{"date":"2026-08-31","observed_at":"2026-08-31T15:59:00-04:00","iv_pct":95.28553300067757,"put_call_skew_pp":-0.3639674163678457,"implied_move_pct":40.458435202667005,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"3a29fe56f268abef8cc6c9fb43ab24b03252a4f342caf4184dc5bf8b7dcabd3e","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-01-15"]},{"date":"2026-09-01","observed_at":"2026-09-01T15:59:00-04:00","iv_pct":95.37254821722217,"put_call_skew_pp":-6.01021980040132,"implied_move_pct":40.186134414323114,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"0b5c6db9dfe610643a3c5401f870fc8875aef9460df8652bd6f99b3202279644","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-01-15"]},{"date":"2026-09-02","observed_at":"2026-09-02T15:59:00-04:00","iv_pct":91.28228187503652,"put_call_skew_pp":-6.846032115758641,"implied_move_pct":37.37686221580526,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"872790da3e698be5585762eb3b908c352b71d8751f9d518bad12a60b861bd299","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-01-15"]},{"date":"2026-09-03","observed_at":"2026-09-03T15:59:00-04:00","iv_pct":94.23632260881587,"put_call_skew_pp":-3.587344836225636,"implied_move_pct":39.00474947906209,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"176517005266fa53920cc2b71b4c4b44921509f31029fcb7e737ce4f36ac8488","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-01-15"]},{"date":"2026-09-04","observed_at":"2026-09-04T15:59:00-04:00","iv_pct":89.33553318152761,"put_call_skew_pp":-4.2977103104445895,"implied_move_pct":36.01693827980054,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"14c9f1201aa31ad90ee214514d94bdd9b6fbee952d08cb7380d0c6d8b38a2149","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-01-15"]},{"date":"2026-09-08","observed_at":"2026-09-08T15:59:00-04:00","iv_pct":97.34871444371375,"put_call_skew_pp":-0.832660140461428,"implied_move_pct":37.12911754230145,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"851b3aa2fb36f3d0cea04ef76f24efd9ee0168b09bb7eeed2c9d5120126c9193","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-01-15"]},{"date":"2026-09-09","observed_at":"2026-09-09T15:59:00-04:00","iv_pct":92.2460398157792,"put_call_skew_pp":-12.163499183616196,"implied_move_pct":35.09819051553308,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"1c817e4e431cbe99cbb7e0299ca156c58a8495e3514de25503f3d06e77cbd120","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-01-15"]},{"date":"2026-09-10","observed_at":"2026-09-10T15:59:00-04:00","iv_pct":102.37276444827697,"put_call_skew_pp":-26.788060164409043,"implied_move_pct":37.409168263104554,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"bd1728d3f57c39bf9d6ebc901bc82b90760e08fed321a1d40550c83b2c816639","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-01-15"]},{"date":"2026-09-15","observed_at":"2026-09-15T15:59:00-04:00","iv_pct":98.87289242972032,"put_call_skew_pp":2.803314307239553,"implied_move_pct":32.43650356690769,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"c1d2e49950cca3918a7b7a21e4d72870c4a231dc385423d837f4d3c7a809d0b0","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-01-15"]},{"date":"2026-09-16","observed_at":"2026-09-16T15:59:00-04:00","iv_pct":102.40531747815426,"put_call_skew_pp":-7.437124767448662,"implied_move_pct":31.622826423761513,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"fd56b42a5ddd716d10706d34d4a3a9e41db26425ed7a76566df598cc47814407","expiries":["2026-09-18","2026-10-16","2026-12-18","2027-01-15"]},{"date":"2026-09-18","observed_at":"2026-09-18T15:59:00-04:00","iv_pct":99.40576506027762,"put_call_skew_pp":-18.953167853297803,"implied_move_pct":43.49421957248532,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"5c18aca666bf68c6bda9ced568dc823cd315b7fcc073155d90d1b84566c57b19","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-01-15"]},{"date":"2026-09-21","observed_at":"2026-09-21T15:59:00-04:00","iv_pct":97.74336831016822,"put_call_skew_pp":-6.91949557067878,"implied_move_pct":41.9850862705852,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"e7ce186ebcd00560d1217ec97606f2a4449ac96f076343c01ac9acc0c64a6fa5","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-01-15"]},{"date":"2026-09-22","observed_at":"2026-09-22T15:59:00-04:00","iv_pct":89.71555443790248,"put_call_skew_pp":-4.360335963483909,"implied_move_pct":38.7690892051797,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"7ba616c76b9187f7df33ef366f9c8cdf88e4c408bef2cc24fdbf078a7b0dd5c8","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-01-15"]},{"date":"2026-09-23","observed_at":"2026-09-23T15:59:00-04:00","iv_pct":91.92954642342568,"put_call_skew_pp":-18.008178690322083,"implied_move_pct":38.877483600154164,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"2c2c150df6cfa0efb827a127eadeba475fdfad45f34afcd91a1d6a484fe88239","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-01-15"]},{"date":"2026-09-24","observed_at":"2026-09-24T15:59:00-04:00","iv_pct":93.25562462502121,"put_call_skew_pp":-0.005669980958998622,"implied_move_pct":39.23840766039126,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"9eb818a8cff129124636bd079c86249480da76ed778428b7b2e7631df18e24c6","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-01-15"]},{"date":"2026-09-25","observed_at":"2026-09-25T15:59:00-04:00","iv_pct":90.97766742209596,"put_call_skew_pp":-9.686254521966113,"implied_move_pct":37.9456540866848,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"8bdd3af6c6d801fd3c2b22ad0ef01f78c80df2a7f398e4cf047618f05f0c712e","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-01-15"]},{"date":"2026-09-28","observed_at":"2026-09-28T15:59:00-04:00","iv_pct":95.5818817623238,"put_call_skew_pp":-1.675735722128028,"implied_move_pct":39.071355616103176,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"fffb1746d90ef927546c0e052eb44726e3bbf3d3d7f9df5b16c5d3b53f848094","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-01-15"]},{"date":"2026-09-29","observed_at":"2026-09-29T15:59:00-04:00","iv_pct":98.58043665672749,"put_call_skew_pp":-1.0937012071258323,"implied_move_pct":39.58963878686414,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"e2b6ca44c6fd828e6ebfdac8e9fdb9c3e5528e314d115fd675e6402b831ff9c9","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-01-15"]},{"date":"2026-09-30","observed_at":"2026-09-30T15:59:00-04:00","iv_pct":101.42184332208473,"put_call_skew_pp":0.5758752432617982,"implied_move_pct":40.81041730225651,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"222e7dfedbb41d3bf1e5d9a35ba28356b8c9d768cb7d9f8b19a98aecea7619d0","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-01-15"]},{"date":"2026-10-01","observed_at":"2026-10-01T15:59:00-04:00","iv_pct":103.55559931198373,"put_call_skew_pp":-2.316947935864068,"implied_move_pct":40.89037931665889,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"143fc08f2f954a2b4278fab9819c21714c4151e61e1d808cfc15570e98eb024a","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-01-15"]},{"date":"2026-10-02","observed_at":"2026-10-02T15:59:00-04:00","iv_pct":103.37616831971133,"put_call_skew_pp":-1.873880993925777,"implied_move_pct":40.509392140732615,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"428f9a232ab81eb998491de98bdead453d2b7ac6cf4412f2a33912912e00ba28","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-01-15"]},{"date":"2026-10-05","observed_at":"2026-10-05T15:59:00-04:00","iv_pct":99.48004271737005,"put_call_skew_pp":4.566384827617085,"implied_move_pct":38.19123321576489,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"f3ac8caf000949164295c36eb75bc0c2df9936222d95417911720ce93a73e562","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-01-15"]},{"date":"2026-10-06","observed_at":"2026-10-06T15:59:00-04:00","iv_pct":101.6429227857217,"put_call_skew_pp":2.5484422129339173,"implied_move_pct":38.32133465809905,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"47c1ae7e8d5cd008b1aa781fa269e8e2cf597216a7e14a1750274eabd9464d44","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-01-15"]},{"date":"2026-10-07","observed_at":"2026-10-07T15:59:00-04:00","iv_pct":103.92993273494315,"put_call_skew_pp":-3.2767913643799176,"implied_move_pct":38.138266019591995,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"c6be536298360556c335d1edefff52400f97108dc28da448d453b64ac5e6775f","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-01-15"]},{"date":"2026-10-08","observed_at":"2026-10-08T15:59:00-04:00","iv_pct":118.96801146514261,"put_call_skew_pp":13.579556997814898,"implied_move_pct":42.54995114597705,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"fdfc7ec5a75631d710c417cf81da4d11969b25df77cd19da98067b92d207d6de","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-01-15"]},{"date":"2026-10-09","observed_at":"2026-10-09T15:59:00-04:00","iv_pct":109.44326619624063,"put_call_skew_pp":10.328672682912629,"implied_move_pct":39.176714150398396,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"b656febe08282ac3168a960830b7a8b5517739933d09d289dea69882d942e04a","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-01-15"]},{"date":"2026-10-12","observed_at":"2026-10-12T15:59:00-04:00","iv_pct":115.38693012501096,"put_call_skew_pp":-12.424203408781548,"implied_move_pct":38.38228170102205,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"6cef2cae117da2d7fab5f9961fd1fe1c4305af7edaf8d8bd577462e493c85efe","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-01-15"]},{"date":"2026-10-13","observed_at":"2026-10-13T15:59:00-04:00","iv_pct":113.68832670186443,"put_call_skew_pp":-6.7573258013544475,"implied_move_pct":36.657232836927506,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"3c6443d86b9e9aaf55fab954274db45cc082f16d779b5042203d62e82d7ae1c9","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-01-15"]},{"date":"2026-10-15","observed_at":"2026-10-15T15:59:00-04:00","iv_pct":121.9022962558941,"put_call_skew_pp":-3.31004936490276,"implied_move_pct":35.09394853178738,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"1b97e7f767b29daadd5a196005810b5e81e769519bba1f06e2414df7f546d9ad","expiries":["2026-10-16","2026-11-20","2026-12-18","2027-01-15"]},{"date":"2026-10-16","observed_at":"2026-10-16T15:59:00-04:00","iv_pct":103.72854910366352,"put_call_skew_pp":-14.245339423269257,"implied_move_pct":47.80192926170446,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"53f534b9f8a8d70754f21786c449191c8ee85eca8497ab2b2ff58ee5721467b2","expiries":["2026-11-20","2026-12-18","2027-01-15","2027-03-19"]},{"date":"2026-10-19","observed_at":"2026-10-19T15:59:00-04:00","iv_pct":101.06604744063564,"put_call_skew_pp":-2.8346558025433772,"implied_move_pct":46.009469029467404,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"51bfd879185a48ff349c6c93686c0b89d145d3c31446519dc42db05906644481","expiries":["2026-11-20","2026-12-18","2027-01-15","2027-03-19"]},{"date":"2026-10-20","observed_at":"2026-10-20T15:59:00-04:00","iv_pct":101.8802761182951,"put_call_skew_pp":11.191720118678997,"implied_move_pct":45.71484285350569,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"b57a0bc3f8858ee5023458007c73287b6a5272966e91a742c2a8056ae60e28f9","expiries":["2026-11-20","2026-12-18","2027-01-15","2027-03-19"]},{"date":"2026-10-21","observed_at":"2026-10-21T15:59:00-04:00","iv_pct":102.35716991751161,"put_call_skew_pp":-1.799487434538463,"implied_move_pct":45.71359056961337,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"ca68f4b1ebdedcd788cb08ebb5a0fa193f310b8b2e0f0764db333533c7eed12e","expiries":["2026-11-20","2026-12-18","2027-01-15","2027-03-19"]},{"date":"2026-10-22","observed_at":"2026-10-22T15:59:00-04:00","iv_pct":108.58088957153808,"put_call_skew_pp":7.821936615395156,"implied_move_pct":46.93985538618398,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"d06d3e0ff56010655137c2835d3ed4d71c5595882d2242a0995242d2dfac89ef","expiries":["2026-11-20","2026-12-18","2027-01-15","2027-03-19"]},{"date":"2026-10-23","observed_at":"2026-10-23T15:59:00-04:00","iv_pct":98.45743944202471,"put_call_skew_pp":6.875344857565626,"implied_move_pct":44.27454358714291,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"ece5a05824af29888479cabc78cce6db2f766bcaf6e27b4042c9671f6dc720bf","expiries":["2026-11-20","2026-12-18","2027-01-15","2027-03-19"]},{"date":"2026-10-26","observed_at":"2026-10-26T15:59:00-04:00","iv_pct":108.44309835007732,"put_call_skew_pp":2.67021205309004,"implied_move_pct":45.77416066145166,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"db157ea02402585a71f3d6880000fcaba3a06b22e174423bcbfa9bd8facdafc3","expiries":["2026-11-20","2026-12-18","2027-01-15","2027-03-19"]},{"date":"2026-10-27","observed_at":"2026-10-27T15:59:00-04:00","iv_pct":106.63616517883412,"put_call_skew_pp":6.737421304459982,"implied_move_pct":44.84349489647512,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"75c20057b3af3bab1abf2355a3b52c5619c3437d1e9a23418dd56c1be0912044","expiries":["2026-11-20","2026-12-18","2027-01-15","2027-03-19"]},{"date":"2026-10-28","observed_at":"2026-10-28T15:59:00-04:00","iv_pct":106.97786701798611,"put_call_skew_pp":2.810615704533504,"implied_move_pct":44.73055245735898,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"6376572ff4e535e1573eefeeb98cfabd6d3e4603634ad464bc7ed7d7667db570","expiries":["2026-11-20","2026-12-18","2027-01-15","2027-03-19"]},{"date":"2026-10-29","observed_at":"2026-10-29T15:59:00-04:00","iv_pct":109.83070264204491,"put_call_skew_pp":3.767731829466616,"implied_move_pct":44.03107107487049,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"a947d6604643b20d4f742bc869488dea68ed8297bdbdfe02127b8aa9ac4f3b1d","expiries":["2026-11-20","2026-12-18","2027-01-15","2027-03-19"]},{"date":"2026-10-30","observed_at":"2026-10-30T15:59:00-04:00","iv_pct":113.8508673537981,"put_call_skew_pp":-9.902866975369225,"implied_move_pct":47.47371011468542,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"f335cb9a04298096dee4bac81e8918d98fe9a5527e0d5acc84c4e216e8c1dc52","expiries":["2026-11-20","2026-12-18","2027-01-15","2027-03-19"]}]}