{"schemaVersion":1,"symbol":"UNG","days":90,"observations":[{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T14:42:48.526000+00:00","captured_at":"2026-10-21T14:54:24.809Z","last_trade_at":"2026-10-21T14:54:20.446347782Z","price":10.0553,"iv_pct":62.77170690901934,"implied_move_pct":14.634154274783718,"put_call_skew_pp":1.2494431146411356,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"9ec53474be41729381d93d5ada7b9f51fc21878f8058174c71979098a56067b0"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T15:00:47.215000+00:00","captured_at":"2026-10-21T15:11:50.229Z","last_trade_at":"2026-10-21T15:11:47.775981587Z","price":10.085,"iv_pct":62.83650493593782,"implied_move_pct":14.694646283735901,"put_call_skew_pp":1.8938632707354852,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"8a22c400894a1757f376e3e83055a46234a787694b802206f3dcd559eeafdca0"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T15:09:49.657000+00:00","captured_at":"2026-10-21T15:23:58.216Z","last_trade_at":"2026-10-21T15:23:54.221114062Z","price":10.1001,"iv_pct":63.09773128604947,"implied_move_pct":14.775240103865542,"put_call_skew_pp":1.947186065441875,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"93d9af9428f2d19107bc2b6500d67e7a32989a5da43658df99a77468ed8d93a0"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T15:25:37.912000+00:00","captured_at":"2026-10-21T15:40:23.727Z","last_trade_at":"2026-10-21T15:40:12.789142101Z","price":10.04,"iv_pct":62.33462408140193,"implied_move_pct":14.512310659378691,"put_call_skew_pp":-6.750245072478878,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"5f819cc4d85e2651799e997e8aea1c529a6e865741cb1a1c7b6e9ce6625e7025"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T15:54:11.245000+00:00","captured_at":"2026-10-21T16:02:34.383Z","last_trade_at":"2026-10-21T16:02:30.930947504Z","price":10.0701,"iv_pct":63.20673076992402,"implied_move_pct":14.794945852952413,"put_call_skew_pp":-6.94113348611789,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"f3b377b73812d2ba6f31710f095ec99d45dec7725c46f694b4d16691d9ff699c"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T16:05:17.001000+00:00","captured_at":"2026-10-21T16:12:58.696Z","last_trade_at":"2026-10-21T16:12:58.174890513Z","price":10.085,"iv_pct":63.45821513577843,"implied_move_pct":14.885487180238124,"put_call_skew_pp":-5.201573880079535,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"e5f152225f65d14c0e98373cc580f607cd0b1adc05789ea8d6bf4d56a94d67a3"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T16:10:50.991000+00:00","captured_at":"2026-10-21T16:23:09.546Z","last_trade_at":"2026-10-21T16:22:16.730124823Z","price":10.0788,"iv_pct":63.43941090145995,"implied_move_pct":14.866200265131088,"put_call_skew_pp":-5.895006628293331,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"63eba89ea6deae1f744fa3e9742cea679030cf6cf5d1a67cae8e39bb12a2ca20"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T16:20:37.285000+00:00","captured_at":"2026-10-21T16:33:35.678Z","last_trade_at":"2026-10-21T16:33:23.401888374Z","price":10.085,"iv_pct":63.552889562749336,"implied_move_pct":14.90596465322152,"put_call_skew_pp":-5.5563948724725805,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"3c6f69543ee0a26c1c4ea4d70f385bc08a3e3dacc98c3f970a42dbd107993ec5"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T16:35:04.019000+00:00","captured_at":"2026-10-21T16:43:55.479Z","last_trade_at":"2026-10-21T16:43:54.393188383Z","price":10.07,"iv_pct":63.33149647764114,"implied_move_pct":14.812737544764964,"put_call_skew_pp":-7.169882926829263,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"76f0de2a1393d29adc188806e86eb7e73ba5ed792d15ae0c7963586ab3cd0b90"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T16:40:19.971000+00:00","captured_at":"2026-10-21T16:54:11.835Z","last_trade_at":"2026-10-21T16:54:09.649317806Z","price":10.065,"iv_pct":63.31216383727245,"implied_move_pct":14.819404750053982,"put_call_skew_pp":-7.193861186662643,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"31ed287b2a395d0ba0ffa18b23d25eb81a7d6fabe500b0aeaf1504ef202e0aa2"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T17:02:07.911000+00:00","captured_at":"2026-10-21T17:07:56.519Z","last_trade_at":"2026-10-21T17:07:51.666778907Z","price":10.035,"iv_pct":62.95743684123825,"implied_move_pct":14.685478251537596,"put_call_skew_pp":-8.210373612041655,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"9b7bd84e212c1a867fff9ea8f50638108849aaf070636a0d47a96b233a406ab5"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T17:10:32.259000+00:00","captured_at":"2026-10-21T17:22:35.502Z","last_trade_at":"2026-10-21T17:22:24.26858613Z","price":10.025,"iv_pct":62.607226930320145,"implied_move_pct":14.616378075526814,"put_call_skew_pp":-7.966146425428377,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"67499ec8e340c14bfcb64cb5a7b47a942f82f983c6b9d75e55b2dcd32a0430ec"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T17:27:33.748000+00:00","captured_at":"2026-10-21T17:33:26.252Z","last_trade_at":"2026-10-21T17:33:25.031831098Z","price":10.005,"iv_pct":62.61095221811428,"implied_move_pct":14.572446010637666,"put_call_skew_pp":-7.9747254873611,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"3bf5274ed55cbaf521c8b886f14f933d3b5ec158ae371bb41c4e055fe05178e8"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T17:32:55.529000+00:00","captured_at":"2026-10-21T17:43:49.647Z","last_trade_at":"2026-10-21T17:43:34.075552839Z","price":10.005,"iv_pct":62.07990497737556,"implied_move_pct":14.437668043806148,"put_call_skew_pp":-7.9747254873611,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"040cc1580b7d3fe7a2b319f3fc2906d159f9bf812db3757f26fd890b2c31a68d"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T17:47:54.038000+00:00","captured_at":"2026-10-21T17:55:08.859Z","last_trade_at":"2026-10-21T17:55:06.85125924Z","price":10.005,"iv_pct":62.21924895889654,"implied_move_pct":14.47729414483932,"put_call_skew_pp":-7.879516170137679,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"848575bd346da65c4dc2cfda612951adf351c0421759056978185fb426b65aa6"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T18:03:16.044000+00:00","captured_at":"2026-10-21T18:06:35.902Z","last_trade_at":"2026-10-21T18:06:31.782520151Z","price":9.985,"iv_pct":61.639034395836724,"implied_move_pct":14.335867926137052,"put_call_skew_pp":-7.936635241214396,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"1879916ae61f1b2f2b5311fa5d00065d8e5227a30f26e41bf1bc4ec060265dc9"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T18:11:13.440000+00:00","captured_at":"2026-10-21T18:17:29.026Z","last_trade_at":"2026-10-21T18:17:28.573303329Z","price":9.99,"iv_pct":61.13595190938297,"implied_move_pct":14.235450218542326,"put_call_skew_pp":-7.713659962287867,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"31841973729fcec3488aeab052d9deb7b0ada95db77815e5099f83775fe82a1f"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T18:16:00.509000+00:00","captured_at":"2026-10-21T18:27:47.815Z","last_trade_at":"2026-10-21T18:27:38.285799479Z","price":10.005,"iv_pct":61.857951060132955,"implied_move_pct":14.414681844546434,"put_call_skew_pp":-6.948631067909805,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"7ed720e378a00cce365e23480907aaef7d332c309b9f938a5fe2b38511374997"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T18:23:51.384000+00:00","captured_at":"2026-10-21T18:38:03.208Z","last_trade_at":"2026-10-21T18:38:00.928385265Z","price":10.0001,"iv_pct":61.365354114223116,"implied_move_pct":14.299132137679319,"put_call_skew_pp":-7.611034796878224,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"c6822b1ca493bfc35efea96baff53c6ff5061da4d23acf1e6accfed120c66892"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T18:41:18.737000+00:00","captured_at":"2026-10-21T18:48:18.834Z","last_trade_at":"2026-10-21T18:48:17.973445643Z","price":10.0022,"iv_pct":61.50070382770443,"implied_move_pct":14.339018094276016,"put_call_skew_pp":-7.716255992115051,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"274a7fafe8f6bbd0e9872d1af49fbe2b8b5216979a076f2cdf009c3d0a420e43"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T18:53:00.366000+00:00","captured_at":"2026-10-21T18:58:51.683Z","last_trade_at":"2026-10-21T18:58:46.388727448Z","price":9.985,"iv_pct":61.413674098671734,"implied_move_pct":14.28847493251262,"put_call_skew_pp":-8.615229836003968,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"cb4c701e2127064c4440df8f7e446c485cc19173938d9758058b856777c5028d"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T18:55:41.081000+00:00","captured_at":"2026-10-21T19:09:55.233Z","last_trade_at":"2026-10-21T19:09:46.968958229Z","price":9.995,"iv_pct":61.49573507517151,"implied_move_pct":14.324514468590301,"put_call_skew_pp":-8.048959170112436,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"8d80291f731fe08fbaebb7db00afc6bdf98c6edba47a33234d3f1b19ac09ad1d"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T19:07:20.499000+00:00","captured_at":"2026-10-21T19:20:29.481Z","last_trade_at":"2026-10-21T19:20:25.933851333Z","price":9.985,"iv_pct":61.413674098671734,"implied_move_pct":14.28847493251262,"put_call_skew_pp":-8.47249224172052,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"2cafc65df0cf2642ca8f766e3d4c7695a902391e3077a31219e6de3181ca9f10"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T19:22:04.499000+00:00","captured_at":"2026-10-21T19:30:48.881Z","last_trade_at":"2026-10-21T19:30:32.424463003Z","price":9.9699,"iv_pct":61.35075002844742,"implied_move_pct":14.255697007584484,"put_call_skew_pp":-9.07652036516854,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"c75a510191d442d964fc1b6229624e7bce77d62ca66f155aefbca2b5db7bb4b2"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T19:30:31.361000+00:00","captured_at":"2026-10-21T19:41:01.959Z","last_trade_at":"2026-10-21T19:40:55.930444431Z","price":9.9689,"iv_pct":61.49643393318751,"implied_move_pct":14.296362662228306,"put_call_skew_pp":-8.415068504331025,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"8d41235219699d82d80abeffda7ed4f488e3274b6bbc808bb7a132156046765a"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-21T19:49:58.940000+00:00","captured_at":"2026-10-21T19:51:18.490Z","last_trade_at":"2026-10-21T19:51:16.299211865Z","price":9.955,"iv_pct":63.16184213490265,"implied_move_pct":14.765541785802515,"put_call_skew_pp":-10.727134933414117,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"9f664f549814d06e6f41c51a0cb915251a40a4cac8f8417fdf25a7de27be994c"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-22T17:15:12.975000+00:00","captured_at":"2026-10-22T17:27:45.243Z","last_trade_at":"2026-10-22T17:27:37.535579756Z","price":10.0095,"iv_pct":63.6119436529373,"implied_move_pct":14.626130860273845,"put_call_skew_pp":-7.2882904156347355,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"7ad388b4d976e35f94d99ab8bd26674274ec06971030b849fdb9a403b0aa8576"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-22T20:01:08.767000+00:00","captured_at":"2026-10-23T01:40:16.103Z","last_trade_at":"2026-10-23T00:00:00.120504384Z","price":9.89,"iv_pct":62.09134954870048,"implied_move_pct":14.113201866781012,"put_call_skew_pp":-2.9948687162063226,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"90fe4cbf535207a448d80a2ea5b3c57ec4a10e54b563bdbb45707dbe2c1016f4"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-23T15:52:06.539000+00:00","captured_at":"2026-10-23T16:05:03.545Z","last_trade_at":"2026-10-23T16:05:00.967107951Z","price":9.5392,"iv_pct":62.203400272086505,"implied_move_pct":14.0436384557256,"put_call_skew_pp":-7.757309182209471,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"1bffba29bc0dca216f35241ca2783e47cc59a168d2dfa2017b9d8e53bcee0763"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-23T19:49:51.607000+00:00","captured_at":"2026-10-24T02:15:33.718Z","last_trade_at":"2026-10-24T00:00:00.131905324Z","price":9.58,"iv_pct":61.28043804396046,"implied_move_pct":13.796189120481465,"put_call_skew_pp":-7.2251268427664606,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"1c1e5cf4bd413d487bfa562e945e62316ab3b142f47ce08bb1da75199e5796a9"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-26T20:00:31.059000+00:00","captured_at":"2026-10-26T21:08:52.618Z","last_trade_at":"2026-10-26T21:07:51.610462237Z","price":9.597,"iv_pct":64.88245638975103,"implied_move_pct":13.849255146243552,"put_call_skew_pp":-9.551112984905718,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"07902e6eb81ba8da2b7fa6b9971024a3cd0ff4fdb07f79f3bba144696ed40e79"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-27T20:12:23.301000+00:00","captured_at":"2026-10-27T22:36:04.069Z","last_trade_at":"2026-10-27T22:32:12.946455064Z","price":9.5999,"iv_pct":65.15401117297176,"implied_move_pct":13.507513717061837,"put_call_skew_pp":-16.642814168107112,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"1f8485769ee2f8fde8087e982ad92ffb695dd0467a3288e7a65169bd039c0f5c"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-28T18:32:00.410000+00:00","captured_at":"2026-10-28T18:41:06.531Z","last_trade_at":"2026-10-28T18:41:06.263323752Z","price":9.505,"iv_pct":63.809517194754825,"implied_move_pct":13.001352263615882,"put_call_skew_pp":-10.138541830440662,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"ac4c34c186a2682961f4272d191df5fcda8e7f0bed3365ec395d29b93e4b8b56"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-28T20:03:20.682000+00:00","captured_at":"2026-10-29T01:34:06.996Z","last_trade_at":"2026-10-29T00:00:00.094130149Z","price":9.5,"iv_pct":62.6018074722962,"implied_move_pct":12.747022136861691,"put_call_skew_pp":-10.415684436061312,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"8ec25d40c5c8d64e2497018e0ee44ed7959d0e9e783ce7a8907dc4a38827f8dd"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-29T20:14:31.648000+00:00","captured_at":"2026-10-29T22:31:36.663Z","last_trade_at":"2026-10-29T22:31:35.972641846Z","price":9.1285,"iv_pct":61.67279654486493,"implied_move_pct":12.28609269317172,"put_call_skew_pp":-12.903111606327954,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"f72d0704264a258fcb4e10676e627210dee73fc529bcfadd6a71f76f55621bdc"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-10-30T20:01:44.941000+00:00","captured_at":"2026-10-30T21:54:10.911Z","last_trade_at":"2026-10-30T21:49:00.097521061Z","price":9.08,"iv_pct":64.1083943017372,"implied_move_pct":12.582102762114337,"put_call_skew_pp":-10.733007655332027,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"a4ed82242e84eacdfdd8f075f34600bead9cc410b1ec9538df590fcc5f9dcb11"},{"symbol":"UNG","expiry":"2026-11-20","observed_at":"2026-11-03T15:10:42.223000+00:00","captured_at":"2026-11-03T15:24:35.469Z","last_trade_at":"2026-11-03T15:24:34.320130328Z","price":9.015,"iv_pct":64.96019776669641,"implied_move_pct":11.362517870361554,"put_call_skew_pp":-10.151608460700889,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/UNG","source_hash":"2fc40654c524ddcccfcf2bcaade7c88e9f0929711328f13435caceb0a568171d"}],"dailyIv":[{"symbol":"UNG","date":"2026-08-10","iv_pct":36.66650332705204,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-14","call_iv_pct":39.120333733493396,"put_iv_pct":45.3407502799552},{"expiry":"2026-08-21","call_iv_pct":37.499481935923654,"put_iv_pct":33.12046622264509},{"expiry":"2026-08-28","call_iv_pct":34.601,"put_iv_pct":35.68410411165598},{"expiry":"2026-09-04","call_iv_pct":33.70837759536456,"put_iv_pct":34.25751273737841}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"2a942003f63707f108e0ecaf316e167851ee6f1598e0e448cfe4ef2c3d2e71f2","captured_at":"2026-10-22T05:31:12.158185+00:00","observed_at":"2026-08-10T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"3dadaf6ec0f1c4f7bad1900ad29bbc6e302ef2426bc38f7d14333ffc89fe87b1"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-08-14","start_date":"2026-08-08","end_date":"2026-08-13","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"e6bcf07273b91d283b3b8c41f2156cabbf667fed5156e25a8ab42f1ace6c6ec6"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"025c483d6cc875b1b60098cce823139fd0a475fe65661051e210090163b823a2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-08-28","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":"294e9239936623c9cd41359eddc6462cac256fe7b5c137ab6f4fd2eeff223dd4"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-04","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":"2b41ef7eeeae8654a6c681e0e3207175edcd4e64b7cc203806a1b9e67444b6d0"}]},{"symbol":"UNG","date":"2026-08-11","iv_pct":41.64098643916185,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-14","call_iv_pct":88.61924013528744,"put_iv_pct":47.56048571428572},{"expiry":"2026-08-21","call_iv_pct":27.029660033167495,"put_iv_pct":33.135252360794524},{"expiry":"2026-08-28","call_iv_pct":35.02660655737705,"put_iv_pct":33.73796363636364},{"expiry":"2026-09-04","call_iv_pct":35.89396980029226,"put_iv_pct":32.12471327572663}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"f8f089a4b90241d79fef7fd6ee50d943c4de97c8bc366e9177a1cf9d23be13ac","captured_at":"2026-10-22T05:31:09.972131+00:00","observed_at":"2026-08-11T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"7ba6ab49704f59f1c4a0da64c2403a08b875760dbb80a88d982f1318c7eab837"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-08-14","start_date":"2026-08-08","end_date":"2026-08-13","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"e6bcf07273b91d283b3b8c41f2156cabbf667fed5156e25a8ab42f1ace6c6ec6"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"025c483d6cc875b1b60098cce823139fd0a475fe65661051e210090163b823a2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-08-28","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":"294e9239936623c9cd41359eddc6462cac256fe7b5c137ab6f4fd2eeff223dd4"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-04","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":"2b41ef7eeeae8654a6c681e0e3207175edcd4e64b7cc203806a1b9e67444b6d0"}]},{"symbol":"UNG","date":"2026-08-14","iv_pct":31.08725274757761,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":32.61351145038168,"put_iv_pct":30.552055843834943},{"expiry":"2026-08-28","call_iv_pct":32.67963340771438,"put_iv_pct":25.471560024375385},{"expiry":"2026-09-04","call_iv_pct":29.987656529516997,"put_iv_pct":32.3596008583691},{"expiry":"2026-09-11","call_iv_pct":31.530553257497417,"put_iv_pct":33.50345060893098}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"8fabfe42fca3691356dc11cc6fd1a7c962fee8b0cec36d142697d7ead535009d","captured_at":"2026-10-22T05:30:54.010341+00:00","observed_at":"2026-08-14T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"a340f54d96bc5a373758e25ecdc218b1bcefba381bff1d124375326190d55af8"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"025c483d6cc875b1b60098cce823139fd0a475fe65661051e210090163b823a2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-08-28","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":"294e9239936623c9cd41359eddc6462cac256fe7b5c137ab6f4fd2eeff223dd4"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-04","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":"2b41ef7eeeae8654a6c681e0e3207175edcd4e64b7cc203806a1b9e67444b6d0"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-11","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":"e167ff18b5510275428f17d19d45837af193784daeeac20a517c1c733328db29"}]},{"symbol":"UNG","date":"2026-08-18","iv_pct":37.50106877619967,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":38.25708626760564,"put_iv_pct":52.471190868439635},{"expiry":"2026-08-28","call_iv_pct":35.24017197452229,"put_iv_pct":35.24029617834395},{"expiry":"2026-09-04","call_iv_pct":33.01951287128713,"put_iv_pct":36.08163351671604},{"expiry":"2026-09-11","call_iv_pct":32.5365826843793,"put_iv_pct":37.162075848303395}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"cc9071aae6ab2c853cc1b0f15c2e64380a5431f75534e469738bf3775954a043","captured_at":"2026-10-22T05:30:38.358290+00:00","observed_at":"2026-08-18T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"c3c23abed6ec6d86484db66e73cf27d79e229bfc1fedadc97f07bd933c104c8d"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"86a2e20403812d15b9fd0f9bead814b6dd83e30a6743ccfa04560d2d16b08eb2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-08-28","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":"6989eb41800c0521b7d7a04bbab628ab220d71e6bc278be409461192b4a620b9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-04","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":"e0e269e5d252f750c640a8701a62b3ead30a0c6cfa402b442e740ea3a93ca423"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-11","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":"4c928f2272573573e8aae1ba4b53df433b9b1246b27361550d1c7fa6d837f4b5"}]},{"symbol":"UNG","date":"2026-08-19","iv_pct":37.27774712928847,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":49.54270514429106,"put_iv_pct":37.84688691232529},{"expiry":"2026-08-28","call_iv_pct":34.55001662234042,"put_iv_pct":34.52656558998022},{"expiry":"2026-09-04","call_iv_pct":39.67776536312849,"put_iv_pct":32.76508551145531},{"expiry":"2026-09-11","call_iv_pct":36.12027777777777,"put_iv_pct":33.1926741130092}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"4c1b532328657dbc1bc600bd0353bb88c71c5b774a47c4785015be7c410360c0","captured_at":"2026-10-22T05:30:36.457926+00:00","observed_at":"2026-08-19T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"981a30fdc149ba17bc3dd27e5175e01b83c229ff5213677691db8c8c134352a2"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"86a2e20403812d15b9fd0f9bead814b6dd83e30a6743ccfa04560d2d16b08eb2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-08-28","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":"6989eb41800c0521b7d7a04bbab628ab220d71e6bc278be409461192b4a620b9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-04","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":"e0e269e5d252f750c640a8701a62b3ead30a0c6cfa402b442e740ea3a93ca423"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-11","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":"4c928f2272573573e8aae1ba4b53df433b9b1246b27361550d1c7fa6d837f4b5"}]},{"symbol":"UNG","date":"2026-08-20","iv_pct":40.551523416790616,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-21","call_iv_pct":51.40918637653735,"put_iv_pct":46.329669030732866},{"expiry":"2026-08-28","call_iv_pct":35.99802553191489,"put_iv_pct":42.25888387484959},{"expiry":"2026-09-04","call_iv_pct":36.625198927134555,"put_iv_pct":37.23902228285584},{"expiry":"2026-09-11","call_iv_pct":34.87546242774566,"put_iv_pct":39.67673888255416}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"d594e9a7d4aba3c4b04f1b929bf6ad600eb6d8755ce491cdc5f01dbfdd68d11d","captured_at":"2026-10-22T05:30:34.159663+00:00","observed_at":"2026-08-20T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"4f48e706212e91fe7129d7145dc40101d8fbf66c1dea1474d866b5f3e95696b2"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"86a2e20403812d15b9fd0f9bead814b6dd83e30a6743ccfa04560d2d16b08eb2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-08-28","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":"6989eb41800c0521b7d7a04bbab628ab220d71e6bc278be409461192b4a620b9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-04","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":"e0e269e5d252f750c640a8701a62b3ead30a0c6cfa402b442e740ea3a93ca423"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-11","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":"4c928f2272573573e8aae1ba4b53df433b9b1246b27361550d1c7fa6d837f4b5"}]},{"symbol":"UNG","date":"2026-08-21","iv_pct":33.705631790137964,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-28","call_iv_pct":32.13003963759909,"put_iv_pct":33.77618588640276},{"expiry":"2026-09-04","call_iv_pct":33.68440418378782,"put_iv_pct":32.42786472550804},{"expiry":"2026-09-11","call_iv_pct":37.29305934065934,"put_iv_pct":32.141337973704566},{"expiry":"2026-09-18","call_iv_pct":36.63877963125549,"put_iv_pct":31.5533829421866}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"e4d5f9a457223ec98ae7e482c2bcadee38b6156f04402a5ab319a1f946c5418c","captured_at":"2026-10-22T05:30:28.696105+00:00","observed_at":"2026-08-21T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"bca96cdf97da83fa957c076e7db1133a3edd67fcfc2001f9c8bed93b6b4adb00"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-08-28","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":"6989eb41800c0521b7d7a04bbab628ab220d71e6bc278be409461192b4a620b9"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-04","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":"e0e269e5d252f750c640a8701a62b3ead30a0c6cfa402b442e740ea3a93ca423"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-11","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":"4c928f2272573573e8aae1ba4b53df433b9b1246b27361550d1c7fa6d837f4b5"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"0cf5470a1105ebde7c1a9e4276c76d2c83c134771e40108583dd3716bcda93eb"}]},{"symbol":"UNG","date":"2026-08-24","iv_pct":35.87320482387432,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-28","call_iv_pct":38.587812080536914,"put_iv_pct":41.78320469798658},{"expiry":"2026-09-04","call_iv_pct":36.451710526315786,"put_iv_pct":33.12110970196576},{"expiry":"2026-09-11","call_iv_pct":36.604469601677145,"put_iv_pct":32.09371295965726},{"expiry":"2026-09-18","call_iv_pct":34.87835191468735,"put_iv_pct":33.46526710816777}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"5aa73f2fdd74c099c97eeefdaf1207912973acfb63c9726e41e9c208c6eac63a","captured_at":"2026-10-22T05:30:15.867670+00:00","observed_at":"2026-08-24T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"c4539d65c56109bef51be526764c703853dfc60064f331a1a8a95a603b2aa057"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-08-28","start_date":"2026-08-22","end_date":"2026-08-27","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"0407537f7680033ee836126d495ceec6e025fc3cba4e57073fee95f72fef0cae"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-04","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":"9fc1c239d9e5673cf62f6800fad684af350b41fc04e591659a9a3a57c5069afd"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-11","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":"c80a13bb9b6ba304b8a72d28337e91615a6de1aba232f52f1c1478ce9bba592c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"6727fff1d4ff099cc305ef0b84b634dcdcacdcde2a95151a6cfd53a480fd51ae"}]},{"symbol":"UNG","date":"2026-08-25","iv_pct":42.11901302010874,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-08-28","call_iv_pct":47.70173283512377,"put_iv_pct":48.336147443519614},{"expiry":"2026-09-04","call_iv_pct":39.62476174033149,"put_iv_pct":43.55865304578131},{"expiry":"2026-09-11","call_iv_pct":40.08289129454218,"put_iv_pct":40.903910845588236},{"expiry":"2026-09-18","call_iv_pct":40.70002707092583,"put_iv_pct":36.043979885057475}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"bb1324305358d20b19ab39f4ab898869a6eb7a423d1976c7fd1c3ec5a41aa9c3","captured_at":"2026-10-22T05:30:13.869993+00:00","observed_at":"2026-08-25T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"7257414fffc0155d38135609b400990e731086155152d564f99cd10e9b43d358"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-08-28","start_date":"2026-08-22","end_date":"2026-08-27","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"0407537f7680033ee836126d495ceec6e025fc3cba4e57073fee95f72fef0cae"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-04","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":"9fc1c239d9e5673cf62f6800fad684af350b41fc04e591659a9a3a57c5069afd"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-11","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":"c80a13bb9b6ba304b8a72d28337e91615a6de1aba232f52f1c1478ce9bba592c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"6727fff1d4ff099cc305ef0b84b634dcdcacdcde2a95151a6cfd53a480fd51ae"}]},{"symbol":"UNG","date":"2026-08-28","iv_pct":39.42118995403673,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-04","call_iv_pct":37.89,"put_iv_pct":44.295191092386396},{"expiry":"2026-09-11","call_iv_pct":38.218502415458936,"put_iv_pct":42.086663113006395},{"expiry":"2026-09-18","call_iv_pct":36.12050847457627,"put_iv_pct":39.876696303228826},{"expiry":"2026-09-25","call_iv_pct":39.76369349503859,"put_iv_pct":37.11826473859844}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"3b3f8b3efc5570b2ef8142c66adbfc07222e8a2e70ca07cd95e92670d143190c","captured_at":"2026-10-22T05:30:05.941216+00:00","observed_at":"2026-08-28T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"3d8d1ac17a3e19adb40d14d6e88335b0143a2632131361e23f841bad5f0c63fd"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-04","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":"9fc1c239d9e5673cf62f6800fad684af350b41fc04e591659a9a3a57c5069afd"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-11","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":"c80a13bb9b6ba304b8a72d28337e91615a6de1aba232f52f1c1478ce9bba592c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"6727fff1d4ff099cc305ef0b84b634dcdcacdcde2a95151a6cfd53a480fd51ae"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-25","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":"fa88de98090b33d7daf32b519ede61342f6ad7a991142bc3b061a47e8dedf888"}]},{"symbol":"UNG","date":"2026-08-31","iv_pct":39.79153464871738,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-04","call_iv_pct":43.91660194174757,"put_iv_pct":44.31677419354838},{"expiry":"2026-09-11","call_iv_pct":39.61305695466873,"put_iv_pct":37.021434262948205},{"expiry":"2026-09-18","call_iv_pct":39.43652859960552,"put_iv_pct":34.89536906854131},{"expiry":"2026-09-25","call_iv_pct":41.77621716287215,"put_iv_pct":37.3562950058072}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"3b96173f743d6a83ed420c5da0da729825c9357ae07331ccb9b4d6f1e36ede87","captured_at":"2026-10-22T05:29:52.415811+00:00","observed_at":"2026-08-31T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"44a0f46ed2e466152373798a7bc16b915dd92f74aa24b9d72910e4c48b5133c1"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-04","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":"d5d5765d16464a5ef12f1591985423cf1f9cfd23e673cdf89c63d26366d7685c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-11","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":"3272e6919c034c4c76911263ea0e6d3c82eb0c312b8ad5df7744549c13d056ae"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"1c8db54f931f5119204071ca234d54a3dc8e6ab13dc154ced2d49736ada64fec"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-25","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":"0c36231658e374034e1adfe5bd0ac42e8f47cb4b506c19a0f3184cced510e594"}]},{"symbol":"UNG","date":"2026-09-01","iv_pct":40.94271830065328,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-04","call_iv_pct":45.272071050642474,"put_iv_pct":40.39619530284301},{"expiry":"2026-09-11","call_iv_pct":37.809267935578326,"put_iv_pct":44.428500216731685},{"expiry":"2026-09-18","call_iv_pct":37.81723004694835,"put_iv_pct":41.83336391437309},{"expiry":"2026-09-25","call_iv_pct":41.310305949008495,"put_iv_pct":38.67481198910082}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"01e76261ef4558a070207ea8153d2d3a95325f690eaa3a0fa2637a43b3814358","captured_at":"2026-10-22T05:29:43.769369+00:00","observed_at":"2026-09-01T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"12dd602a5a370a93acd420c216574208745180d65000e3c7a8ebb88abe27ac6c"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-04","start_date":"2026-09-01","end_date":"2026-09-03","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"a9837f7f48316e601fc60900c63ed791b748d892c323d6e785d3d0f3ebfbe11d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-11","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":"9bfbf24dec1fe999269f2597cb5f39b9c4297ecc7a749ab4f371eae9707a283e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"60e6c9d0e14505f117919bb1ca85f2fb4285849f0e412597902b7d4143aa5554"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-25","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":"aafbd1f87945e475c05bd40cdd2ea9ecf78042ee545a93fad297ee81c31df555"}]},{"symbol":"UNG","date":"2026-09-04","iv_pct":38.24678229711044,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-11","call_iv_pct":38.46432072617246,"put_iv_pct":39.28068036375884},{"expiry":"2026-09-18","call_iv_pct":39.97348659003831,"put_iv_pct":35.93},{"expiry":"2026-09-25","call_iv_pct":38.67856259659969,"put_iv_pct":37.34552403846154},{"expiry":"2026-10-02","call_iv_pct":38.58344766410408,"put_iv_pct":37.7182363977486}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"2086b61c88fd12f655137795860e4bc32e9f05e3bdd8ed8101a04c6a5cb4a968","captured_at":"2026-10-22T05:29:37.461123+00:00","observed_at":"2026-09-04T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"6aecd2f80c19e16f3365f15281461c0de399c446de6887397dab999477233053"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-11","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":"9bfbf24dec1fe999269f2597cb5f39b9c4297ecc7a749ab4f371eae9707a283e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"60e6c9d0e14505f117919bb1ca85f2fb4285849f0e412597902b7d4143aa5554"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-25","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":"aafbd1f87945e475c05bd40cdd2ea9ecf78042ee545a93fad297ee81c31df555"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-02","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":"b36e664b75c42ec64b225773c60f6e5f4f9f9c7bbcd8510ce24705e2e17778e0"}]},{"symbol":"UNG","date":"2026-09-08","iv_pct":40.58762944378836,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-11","call_iv_pct":44.74264974851395,"put_iv_pct":39.043906020558},{"expiry":"2026-09-18","call_iv_pct":40.68252816020025,"put_iv_pct":40.35047483041771},{"expiry":"2026-09-25","call_iv_pct":39.469539078156316,"put_iv_pct":41.442167721518985},{"expiry":"2026-10-02","call_iv_pct":38.86147286821705,"put_iv_pct":40.1082971227246}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"b65ed11d5ac973c573f2f91024c32dc465bd9ac45a3a474c3b949e4c08a16d0f","captured_at":"2026-10-22T05:29:24.352829+00:00","observed_at":"2026-09-08T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"ffe5eb1bd41b9ec0f05b04c40e7d499e4ac7854120acdb56149802f5dbddf88a"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-11","start_date":"2026-09-08","end_date":"2026-09-10","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"30a9556569e6bb61a928cc49dde6c79d4102846e7b50beb16a4c6905d8b220d2"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"a0510cccd25f1f4b8273daaf66b75be265a419fa2362cbac64fc6800b4a40c6d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-25","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":"7b08fb5fd9c1fba772530db456ac601886af9125a79d5c8684f3cea388193de5"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-02","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":"758e7c7a77fa08df7b59094dd06049f47e17add99912be0c852a731c7d9f7284"}]},{"symbol":"UNG","date":"2026-09-11","iv_pct":38.78053454476412,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":38.4997221434647,"put_iv_pct":35.889519511547654},{"expiry":"2026-09-25","call_iv_pct":36.29040793413174,"put_iv_pct":37.324752163650665},{"expiry":"2026-10-02","call_iv_pct":38.81281118881119,"put_iv_pct":40.726889564336375},{"expiry":"2026-10-09","call_iv_pct":41.755528846153844,"put_iv_pct":40.94464500601684}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"3946f1a3ca650909fa67cf9076d694e832e6f8afbdb9bd9552b049b0db38fba5","captured_at":"2026-10-22T05:29:16.959520+00:00","observed_at":"2026-09-11T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"81ae5876d606d6cab32845f04dc9a67f8633ef42573badbe2d24de17909a4430"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"a0510cccd25f1f4b8273daaf66b75be265a419fa2362cbac64fc6800b4a40c6d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-25","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":"7b08fb5fd9c1fba772530db456ac601886af9125a79d5c8684f3cea388193de5"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-02","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":"758e7c7a77fa08df7b59094dd06049f47e17add99912be0c852a731c7d9f7284"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-09","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":"947fe55069f4dcd54cc429b45210a5ec14a865c92edd9f237dc6fd8abc6b008f"}]},{"symbol":"UNG","date":"2026-09-14","iv_pct":38.67699622044973,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":40.11180992313068,"put_iv_pct":42.0212193412754},{"expiry":"2026-09-25","call_iv_pct":36.07585667752443,"put_iv_pct":33.40524193548387},{"expiry":"2026-10-02","call_iv_pct":39.484930747922434,"put_iv_pct":37.499390728476826},{"expiry":"2026-10-09","call_iv_pct":41.683946621237936,"put_iv_pct":39.13357378854626}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"710aa1b329a3b80bb650d6258cef34f1b82cd6c5b4357764ecb92d7cdc281f36","captured_at":"2026-10-22T05:29:14.905941+00:00","observed_at":"2026-09-14T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"dcbdc116e47243f22a44294011fa16cb18157d36f3b1580e8fd12e0cae2cfb6b"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"a0510cccd25f1f4b8273daaf66b75be265a419fa2362cbac64fc6800b4a40c6d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-25","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":"7b08fb5fd9c1fba772530db456ac601886af9125a79d5c8684f3cea388193de5"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-02","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":"758e7c7a77fa08df7b59094dd06049f47e17add99912be0c852a731c7d9f7284"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-09","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":"947fe55069f4dcd54cc429b45210a5ec14a865c92edd9f237dc6fd8abc6b008f"}]},{"symbol":"UNG","date":"2026-09-15","iv_pct":36.95062282078176,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-18","call_iv_pct":30.790958466453677,"put_iv_pct":44.1422515952598},{"expiry":"2026-09-25","call_iv_pct":36.19367084078712,"put_iv_pct":35.319493670886075},{"expiry":"2026-10-02","call_iv_pct":36.063439153439155,"put_iv_pct":35.83852401746725},{"expiry":"2026-10-09","call_iv_pct":37.75957585644372,"put_iv_pct":39.497068965517244}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"e174049600df1281a198e721a1fe189f565ccf778d5aebfb6f312f5a02a1f63c","captured_at":"2026-10-22T05:29:00.580758+00:00","observed_at":"2026-09-15T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"51d5bbd20c5ba537e63ffd81ba69efa391b66f87cc86fb773e00ce5b23286eec"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"f02da1dab0dce2066fb33daca6a6827a55485904adcc35b28004a3d32d3cba6c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-25","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":"1aa52de3a89136f88d7d29f6575836666ec0079cdc9b320a20c3df5433d057d8"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-02","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":"7342a57d969615d17e6dcf01fb4b10dd19abb920f5ab354e2359ccf4163e60ca"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-09","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":"425b6992f99bf72e07aa6f6f6416ef29644ca3b0717bd5649a427c421a2e7e29"}]},{"symbol":"UNG","date":"2026-09-18","iv_pct":35.775656325231125,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-25","call_iv_pct":30.54596232596232,"put_iv_pct":28.44527272727273},{"expiry":"2026-10-02","call_iv_pct":38.46280956112852,"put_iv_pct":37.066945454545454},{"expiry":"2026-10-09","call_iv_pct":38.235110896817744,"put_iv_pct":37.92767819706499},{"expiry":"2026-10-16","call_iv_pct":38.66263065693431,"put_iv_pct":36.858840782122904}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"9a137fc7016decc192db1051a6d6518f9d6812adabcd620d37a0da5c48da9449","captured_at":"2026-10-22T05:28:50.565224+00:00","observed_at":"2026-09-18T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"c501651188c116b02891f11e9022893ccfcb91a557ce07f654b9c8c90149ee04"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-25","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":"1aa52de3a89136f88d7d29f6575836666ec0079cdc9b320a20c3df5433d057d8"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-02","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":"7342a57d969615d17e6dcf01fb4b10dd19abb920f5ab354e2359ccf4163e60ca"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-09","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":"425b6992f99bf72e07aa6f6f6416ef29644ca3b0717bd5649a427c421a2e7e29"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"8c0380cff837da2a41b95d0758baae69563ba2c6645897c9bac22b841bf33369"}]},{"symbol":"UNG","date":"2026-09-21","iv_pct":39.365673122668184,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-25","call_iv_pct":38.148067172264355,"put_iv_pct":45.131417822713374},{"expiry":"2026-10-02","call_iv_pct":39.59232330554549,"put_iv_pct":37.836756942063765},{"expiry":"2026-10-09","call_iv_pct":39.493903225806456,"put_iv_pct":37.16445050335571},{"expiry":"2026-10-16","call_iv_pct":38.42398433420365,"put_iv_pct":39.13448167539267}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"bb3f72debca80f603a503a07b1897fa1ac5ccdc299f3e3ef1b700bd65c8a5c8d","captured_at":"2026-10-22T05:28:40.535609+00:00","observed_at":"2026-09-21T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"48ec22d965d5bec75ba49c6a36e7738e2d724158d757441a7e57879d6bc76a13"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-25","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":"1aa52de3a89136f88d7d29f6575836666ec0079cdc9b320a20c3df5433d057d8"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-02","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":"7342a57d969615d17e6dcf01fb4b10dd19abb920f5ab354e2359ccf4163e60ca"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-09","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":"425b6992f99bf72e07aa6f6f6416ef29644ca3b0717bd5649a427c421a2e7e29"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"8c0380cff837da2a41b95d0758baae69563ba2c6645897c9bac22b841bf33369"}]},{"symbol":"UNG","date":"2026-09-22","iv_pct":40.65532757874682,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-25","call_iv_pct":46.193789126853375,"put_iv_pct":42.216000414679655},{"expiry":"2026-10-02","call_iv_pct":39.839999999999996,"put_iv_pct":41.995811764705884},{"expiry":"2026-10-09","call_iv_pct":36.043677758318736,"put_iv_pct":38.22428571428571},{"expiry":"2026-10-16","call_iv_pct":40.47825988700565,"put_iv_pct":40.250795964125565}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"7997e477da953cd2ef98680eae0389f9a69149ce0da7cbb7f41467464b8fc866","captured_at":"2026-10-22T05:28:23.671536+00:00","observed_at":"2026-09-22T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"c7491d9a2526fa03965d6b2ac699f625f799281765677a631baa39020e3bf0dd"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-25","start_date":"2026-09-22","end_date":"2026-09-24","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"dab8c32d30de412635cfd5f31538d4be807e09b361646d2bfee0890b1dfc7054"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-02","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":"f975d057a087a67a7f173cedee42b7b23ef02bdb2575fbc0836c6c4ca0a5dba6"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-09","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":"406ffe81c5cd46fb4af2b3ce02134fb6f952219b3fd08fb511cca8cc522a95d7"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"704acb2e4fe3a0dbf12abd7951d9f961ad44b2e09b85b25e89f35e8bb0d4bdaa"}]},{"symbol":"UNG","date":"2026-09-24","iv_pct":62.002087745404154,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-09-25","call_iv_pct":90.46423883318141,"put_iv_pct":82.36773512476007},{"expiry":"2026-10-02","call_iv_pct":61.23682443588332,"put_iv_pct":55.563366336633656},{"expiry":"2026-10-09","call_iv_pct":53.99785714285714,"put_iv_pct":51.73351459645106},{"expiry":"2026-10-16","call_iv_pct":52.35179160419789,"put_iv_pct":48.30137388926863}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"5e97eb8764230fa152b37ba43b77f7cb7e699a4b7340ce1e9971118fce920d3b","captured_at":"2026-10-22T05:28:19.468543+00:00","observed_at":"2026-09-24T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"c98235aaa45c97016237c7c752e96198335f0ee5b56da1cec5ce8c9fca8f68fa"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-09-25","start_date":"2026-09-22","end_date":"2026-09-24","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"dab8c32d30de412635cfd5f31538d4be807e09b361646d2bfee0890b1dfc7054"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-02","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":"f975d057a087a67a7f173cedee42b7b23ef02bdb2575fbc0836c6c4ca0a5dba6"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-09","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":"406ffe81c5cd46fb4af2b3ce02134fb6f952219b3fd08fb511cca8cc522a95d7"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"704acb2e4fe3a0dbf12abd7951d9f961ad44b2e09b85b25e89f35e8bb0d4bdaa"}]},{"symbol":"UNG","date":"2026-09-25","iv_pct":49.624454301839485,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-02","call_iv_pct":52.03459565217391,"put_iv_pct":52.86601398601398},{"expiry":"2026-10-09","call_iv_pct":47.58514084507042,"put_iv_pct":49.49525662718556},{"expiry":"2026-10-16","call_iv_pct":49.9623088023088,"put_iv_pct":46.62144546649146},{"expiry":"2026-10-23","call_iv_pct":49.51008025682183,"put_iv_pct":48.920792778649925}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"3673e2f34e380cfc870b71050118e0cb799edbece0854c54c6a8ebd5f90f93b0","captured_at":"2026-10-22T05:28:15.655678+00:00","observed_at":"2026-09-25T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"c882da4a943b2f0a42f9a1c7ed6763469c87febe7551fe558c365c17ddd6a69a"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-02","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":"f975d057a087a67a7f173cedee42b7b23ef02bdb2575fbc0836c6c4ca0a5dba6"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-09","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":"406ffe81c5cd46fb4af2b3ce02134fb6f952219b3fd08fb511cca8cc522a95d7"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"704acb2e4fe3a0dbf12abd7951d9f961ad44b2e09b85b25e89f35e8bb0d4bdaa"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-23","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":"404acc30d3ecccb96026ba48adfe457a5af806461c90b3372cacb0f2ea1b1bca"}]},{"symbol":"UNG","date":"2026-09-28","iv_pct":44.99725492436275,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-02","call_iv_pct":50.46266959064327,"put_iv_pct":47.464980207817916},{"expiry":"2026-10-09","call_iv_pct":45.87897142857143,"put_iv_pct":47.00519982810486},{"expiry":"2026-10-16","call_iv_pct":43.84120276742948,"put_iv_pct":41.24718052738337},{"expiry":"2026-10-23","call_iv_pct":42.33849969751966,"put_iv_pct":41.739335347432025}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"c787a6556d1f11b32d841af7dafb9e64d0683e259613bafd3437b20eaad38128","captured_at":"2026-10-22T05:28:13.528512+00:00","observed_at":"2026-09-28T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"987b9dd5312d8f4554d44fa7ff150736ecfbbb84dd3c6e74fd8ad16efcb7cdaf"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-02","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":"f975d057a087a67a7f173cedee42b7b23ef02bdb2575fbc0836c6c4ca0a5dba6"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-09","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":"406ffe81c5cd46fb4af2b3ce02134fb6f952219b3fd08fb511cca8cc522a95d7"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"704acb2e4fe3a0dbf12abd7951d9f961ad44b2e09b85b25e89f35e8bb0d4bdaa"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-23","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":"404acc30d3ecccb96026ba48adfe457a5af806461c90b3372cacb0f2ea1b1bca"}]},{"symbol":"UNG","date":"2026-10-02","iv_pct":46.71378425839377,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-09","call_iv_pct":45.0944019138756,"put_iv_pct":46.43013384994716},{"expiry":"2026-10-16","call_iv_pct":44.96319488817891,"put_iv_pct":43.181025115325475},{"expiry":"2026-10-23","call_iv_pct":48.387247524752475,"put_iv_pct":47.59965902045877},{"expiry":"2026-10-30","call_iv_pct":49.366428571428564,"put_iv_pct":48.688183183183185}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"e847d93bf4f7479a72d129be159ac5747f74a94a75bc5da06afcd4c87812d3d5","captured_at":"2026-10-22T05:27:43.675343+00:00","observed_at":"2026-10-02T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"ac3fc9a176f2c6acb95412f7ef179125ba8298c96ee051444c5a4bac2b55a455"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-09","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":"e11bf7600e7ac1ff2523c0355352de00b621c44e5ea8dd2f6f4cbdf9bfdc1efd"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"7a23329f6535cb310d99828e055145c319ab7caab142399b8fb9198104fbe41e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-23","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":"8564e368a93422fc84e4a005051b92dbb94fe080c9c443ad8dd67877d51520b5"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-30","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":"8779f956ea797325f09070372d960de46879c3077376feb40ccd1f355be2c637"}]},{"symbol":"UNG","date":"2026-10-05","iv_pct":48.10862609162717,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-09","call_iv_pct":53.36715053763441,"put_iv_pct":51.76821937842778},{"expiry":"2026-10-16","call_iv_pct":47.06068705882353,"put_iv_pct":43.07440554059254},{"expiry":"2026-10-23","call_iv_pct":46.02184013801035,"put_iv_pct":46.412581287325814},{"expiry":"2026-10-30","call_iv_pct":48.15796067006555,"put_iv_pct":49.0061641221374}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"98cd3e5c34d732a4b1bee3523bee0a70a0a2ee827ab4c973c9cbaa940058e159","captured_at":"2026-10-22T05:27:41.451785+00:00","observed_at":"2026-10-05T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"5cf1c77ece430e541ef33e2702d06bf0a83711dddecd41cd566c92e55397f533"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-09","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":"e11bf7600e7ac1ff2523c0355352de00b621c44e5ea8dd2f6f4cbdf9bfdc1efd"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"7a23329f6535cb310d99828e055145c319ab7caab142399b8fb9198104fbe41e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-23","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":"8564e368a93422fc84e4a005051b92dbb94fe080c9c443ad8dd67877d51520b5"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-30","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":"8779f956ea797325f09070372d960de46879c3077376feb40ccd1f355be2c637"}]},{"symbol":"UNG","date":"2026-10-06","iv_pct":49.45385355285273,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-09","call_iv_pct":52.5,"put_iv_pct":53.57256570387718},{"expiry":"2026-10-16","call_iv_pct":47.50637886597938,"put_iv_pct":46.32619865884325},{"expiry":"2026-10-23","call_iv_pct":48.46685456595265,"put_iv_pct":50.038693641618494},{"expiry":"2026-10-30","call_iv_pct":49.03696185286104,"put_iv_pct":48.183175133689836}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"e662dbad15b9bbc07915bb8707e3742fd71180b02859c7e0829885a5db9bdcdb","captured_at":"2026-10-22T05:27:39.361708+00:00","observed_at":"2026-10-06T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"a9a6d25e7b7918ba907fbd8fdf9b6334f94ba781345b85e2436108bb4e442b84"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-09","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":"e11bf7600e7ac1ff2523c0355352de00b621c44e5ea8dd2f6f4cbdf9bfdc1efd"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"7a23329f6535cb310d99828e055145c319ab7caab142399b8fb9198104fbe41e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-23","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":"8564e368a93422fc84e4a005051b92dbb94fe080c9c443ad8dd67877d51520b5"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-30","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":"8779f956ea797325f09070372d960de46879c3077376feb40ccd1f355be2c637"}]},{"symbol":"UNG","date":"2026-10-07","iv_pct":49.533092915834885,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-09","call_iv_pct":56.767979452054796,"put_iv_pct":54.69498989315622},{"expiry":"2026-10-16","call_iv_pct":49.58896097790315,"put_iv_pct":47.969919786096256},{"expiry":"2026-10-23","call_iv_pct":46.12032840722496,"put_iv_pct":44.58564040889957},{"expiry":"2026-10-30","call_iv_pct":47.42955073586367,"put_iv_pct":49.10737366548043}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"621d859fd04ae16cb6065f4449b78d065c04d78157082924435fdb5d9785bb32","captured_at":"2026-10-22T05:27:37.247318+00:00","observed_at":"2026-10-07T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"f2004b7a769bcca084c75584ecefd320def2f01818290141f183e7384a9b3270"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-09","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":"e11bf7600e7ac1ff2523c0355352de00b621c44e5ea8dd2f6f4cbdf9bfdc1efd"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"7a23329f6535cb310d99828e055145c319ab7caab142399b8fb9198104fbe41e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-23","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":"8564e368a93422fc84e4a005051b92dbb94fe080c9c443ad8dd67877d51520b5"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-30","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":"8779f956ea797325f09070372d960de46879c3077376feb40ccd1f355be2c637"}]},{"symbol":"UNG","date":"2026-10-09","iv_pct":48.051384347958425,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":47.22242165242165,"put_iv_pct":43.58365872705974},{"expiry":"2026-10-23","call_iv_pct":48.147734806629835,"put_iv_pct":47.958862586605086},{"expiry":"2026-10-30","call_iv_pct":48.12184605348989,"put_iv_pct":49.75266712611992},{"expiry":"2026-11-06","call_iv_pct":49.42962549800797,"put_iv_pct":50.19425833333333}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"0e6b03e4bfd3c77ab0f4fe9e709360e21f1b759224ee02670ee338f2021bc404","captured_at":"2026-10-22T05:27:19.263127+00:00","observed_at":"2026-10-09T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"922cd36a226f5d0e42546c2efae14a9735f13e37f5b55888d826cb3ca0dd1126"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"805e11cb9c957e768b3f1ae1da5e36d39b668567f82ea244aeb8b3c8d599aa22"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-23","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":"21bf0a90b0e0deab30d3a72fea42b111011dcbce1d23b015520340e975cc9ad5"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-30","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":"173f17f51f18234574e3e04fcb177afeb06f5dd1962513fb19976c28ed1220c3"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-06","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":"ac2151f75631fd02c75d30388cc0b7f295beea9ea5b8b0ea629b81542601114f"}]},{"symbol":"UNG","date":"2026-10-12","iv_pct":51.03809016035161,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":52.59070739549839,"put_iv_pct":51.239999999999995},{"expiry":"2026-10-23","call_iv_pct":57.302310866574956,"put_iv_pct":48.71743016759777},{"expiry":"2026-10-30","call_iv_pct":47.83288863109048,"put_iv_pct":45.96987537091988},{"expiry":"2026-11-06","call_iv_pct":50.964935483870974,"put_iv_pct":53.686573367260394}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"c4ba6a68ec88c7ffcac7ef8f6c91bd97920960c9892d3e90e13597879522485d","captured_at":"2026-10-22T05:27:16.765539+00:00","observed_at":"2026-10-12T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"1ba85fec6ad67ffd1e0c2a1071e6493fd13754a12bc876e857ff4feb01cd4cd6"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"805e11cb9c957e768b3f1ae1da5e36d39b668567f82ea244aeb8b3c8d599aa22"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-23","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":"21bf0a90b0e0deab30d3a72fea42b111011dcbce1d23b015520340e975cc9ad5"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-30","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":"173f17f51f18234574e3e04fcb177afeb06f5dd1962513fb19976c28ed1220c3"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-06","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":"ac2151f75631fd02c75d30388cc0b7f295beea9ea5b8b0ea629b81542601114f"}]},{"symbol":"UNG","date":"2026-10-13","iv_pct":54.26974263725719,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":58.63716281895505,"put_iv_pct":58.04001913875598},{"expiry":"2026-10-23","call_iv_pct":51.59285846011987,"put_iv_pct":56.06988883274381},{"expiry":"2026-10-30","call_iv_pct":53.76152982456141,"put_iv_pct":50.94062548262549},{"expiry":"2026-11-06","call_iv_pct":51.79339242546334,"put_iv_pct":53.322464114832535}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"38f2a01d5beb05f70d8f86ecf3a1863e46a222942953c22e8efeea30389fbaf3","captured_at":"2026-10-22T05:27:14.470991+00:00","observed_at":"2026-10-13T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"70d42f5c6a868355c85fdd026ff5cb6a83a7ffa2d2928522f227cd3d8271abad"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"805e11cb9c957e768b3f1ae1da5e36d39b668567f82ea244aeb8b3c8d599aa22"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-23","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":"21bf0a90b0e0deab30d3a72fea42b111011dcbce1d23b015520340e975cc9ad5"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-30","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":"173f17f51f18234574e3e04fcb177afeb06f5dd1962513fb19976c28ed1220c3"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-06","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":"ac2151f75631fd02c75d30388cc0b7f295beea9ea5b8b0ea629b81542601114f"}]},{"symbol":"UNG","date":"2026-10-14","iv_pct":59.935788804749386,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":78.51483176312247,"put_iv_pct":75.95206907787554},{"expiry":"2026-10-23","call_iv_pct":60.54258620689655,"put_iv_pct":46.97208855472014},{"expiry":"2026-10-30","call_iv_pct":56.98021002710028,"put_iv_pct":51.12305875227135},{"expiry":"2026-11-06","call_iv_pct":57.26617193836172,"put_iv_pct":52.13529411764706}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"ef1f27b31329f4497cee2ef78a67db3a692e94c64c3b24ceafaee050b0d1f207","captured_at":"2026-10-22T05:27:12.226878+00:00","observed_at":"2026-10-14T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"b151b3f917ad5b0dec689e0fd1ebbfddaffb47ea4f581410993a2ddc8cc63c78"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"805e11cb9c957e768b3f1ae1da5e36d39b668567f82ea244aeb8b3c8d599aa22"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-23","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":"21bf0a90b0e0deab30d3a72fea42b111011dcbce1d23b015520340e975cc9ad5"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-30","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":"173f17f51f18234574e3e04fcb177afeb06f5dd1962513fb19976c28ed1220c3"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-06","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":"ac2151f75631fd02c75d30388cc0b7f295beea9ea5b8b0ea629b81542601114f"}]},{"symbol":"UNG","date":"2026-10-15","iv_pct":52.8652306028898,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-16","call_iv_pct":65.17463235294117,"put_iv_pct":60.72567427832831},{"expiry":"2026-10-23","call_iv_pct":47.56806715063521,"put_iv_pct":46.84861197339246},{"expiry":"2026-10-30","call_iv_pct":50.5565306122449,"put_iv_pct":47.51739583333333},{"expiry":"2026-11-06","call_iv_pct":52.17247787610619,"put_iv_pct":52.358454746136864}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"7918b0dff406165f24814f530f7e2071899261033804d547810b2a3dd063448c","captured_at":"2026-10-22T05:26:52.957159+00:00","observed_at":"2026-10-15T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"770fb98bdf52d701c4e560cb6ddf75a0f53d170a5071a856a3383aba9cf7d1ff"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"7459f1cddb4e3864cc4f4314f9d1ae1445dd5d076881119d36c344867c897e41"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-23","start_date":"2026-10-15","end_date":"2026-10-20","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"61b84792d49439f859d471026db75b1aec06918d7a4425e5d7de14027abccf54"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-30","start_date":"2026-10-15","end_date":"2026-10-20","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"387aade61bed74138a03c1c20eb3ebb02b50fe40f72460357b1f839225b7b458"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-06","start_date":"2026-10-15","end_date":"2026-10-20","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"0290a484b2c7cdb2b204d2185f54d2c35a4dd6126f638153935fdbe42d442051"}]},{"symbol":"UNG","date":"2026-10-16","iv_pct":49.7307547651064,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-23","call_iv_pct":46.50722562072688,"put_iv_pct":44.41456858026813},{"expiry":"2026-10-30","call_iv_pct":52.42038772213247,"put_iv_pct":48.30928087545596},{"expiry":"2026-11-06","call_iv_pct":51.76447115384616,"put_iv_pct":49.15344437460716},{"expiry":"2026-11-13","call_iv_pct":53.00865979381444,"put_iv_pct":52.268}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"4b4ede50b668cd6c4f1d53110276f1e3d709f1fd991d51264dba965b7a6059ca","captured_at":"2026-10-22T05:26:50.305767+00:00","observed_at":"2026-10-16T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData EOD expiry inventory","source_hash":"0589e63f063fcf0d67221619c34db9a771ea807d68f0c5373a6ec41d23876ae1"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-23","start_date":"2026-10-15","end_date":"2026-10-20","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"61b84792d49439f859d471026db75b1aec06918d7a4425e5d7de14027abccf54"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-30","start_date":"2026-10-15","end_date":"2026-10-20","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"387aade61bed74138a03c1c20eb3ebb02b50fe40f72460357b1f839225b7b458"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-06","start_date":"2026-10-15","end_date":"2026-10-20","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"0290a484b2c7cdb2b204d2185f54d2c35a4dd6126f638153935fdbe42d442051"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-13","start_date":"2026-10-15","end_date":"2026-10-20","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"ae64ceffcee64578e4cbefbb08c777aa0a741c51dd9907913294136fc85f1135"}]},{"symbol":"UNG","date":"2026-10-19","iv_pct":49.37147025448743,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-23","call_iv_pct":48.5852164155178,"put_iv_pct":40.62},{"expiry":"2026-10-30","call_iv_pct":50.977,"put_iv_pct":49.568432385874246},{"expiry":"2026-11-06","call_iv_pct":51.47607026675342,"put_iv_pct":49.631946418808084},{"expiry":"2026-11-13","call_iv_pct":54.33272727272727,"put_iv_pct":49.780369276218615}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"0ee0edd8ca6efee63949cc20f6b7fcc74d6402d1410de90d5194f27fd6c00405","captured_at":"2026-10-21T19:04:56.075855+00:00","observed_at":"2026-10-19T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"v2_verified_expiry_inventory","source_hash":"96c4327a5237c78f540b3e2fd4d1f3058d4e9b7c587f6cdf0e6cff0884f7a3d8"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-23","start_date":"2026-10-19","end_date":"2026-10-20","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"72a5db93ede9eac93782bff0fb95a89160a43a6af4a2f404abd801f1cfda1046"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-30","start_date":"2026-10-19","end_date":"2026-10-20","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"3a6597b164f809158c3c3375af40b5b5606e418438dd2f60ea35bd88d608f30f"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-06","start_date":"2026-10-19","end_date":"2026-10-20","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"6e2e35d78c0dce3466d91d34b2e68536af750f035f4fb8d75e1373f50c64079c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-13","start_date":"2026-10-19","end_date":"2026-10-20","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"40e42b0ad79c9f7bcb1b7738d180f598ffc5702145127c2a474689330b38c83a"}]},{"symbol":"UNG","date":"2026-10-20","iv_pct":51.449646380130034,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-23","call_iv_pct":50.97632113195939,"put_iv_pct":43.84045576407507},{"expiry":"2026-10-30","call_iv_pct":50.7117947446703,"put_iv_pct":49.93862395754359},{"expiry":"2026-11-06","call_iv_pct":55.42126358695653,"put_iv_pct":50.49971848225214},{"expiry":"2026-11-13","call_iv_pct":56.66690053970702,"put_iv_pct":53.54209283387622}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"3af992136137094963ff3af57b9bc2448085d1fccb62e8946044712fb8c44d91","captured_at":"2026-10-21T19:04:55.540872+00:00","observed_at":"2026-10-20T15:59:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"v2_verified_expiry_inventory","source_hash":"6c21b0a65ad1f82e43872138427958965fa745191c7b1c9b2ca573a0e3a3adee"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-23","start_date":"2026-10-19","end_date":"2026-10-20","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"72a5db93ede9eac93782bff0fb95a89160a43a6af4a2f404abd801f1cfda1046"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-30","start_date":"2026-10-19","end_date":"2026-10-20","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"3a6597b164f809158c3c3375af40b5b5606e418438dd2f60ea35bd88d608f30f"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-06","start_date":"2026-10-19","end_date":"2026-10-20","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"6e2e35d78c0dce3466d91d34b2e68536af750f035f4fb8d75e1373f50c64079c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-13","start_date":"2026-10-19","end_date":"2026-10-20","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"40e42b0ad79c9f7bcb1b7738d180f598ffc5702145127c2a474689330b38c83a"}]},{"symbol":"UNG","date":"2026-10-21","iv_pct":56.071242284255874,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-23","call_iv_pct":51.790055172413794,"put_iv_pct":58.86874999999999},{"expiry":"2026-10-30","call_iv_pct":53.79011695906433,"put_iv_pct":50.31221238938053},{"expiry":"2026-11-06","call_iv_pct":58.01299342105263,"put_iv_pct":56.18965222696767},{"expiry":"2026-11-13","call_iv_pct":60.418599348534194,"put_iv_pct":59.18755875663382}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"2b4c51e1c70636ccb22d18871b8463362f9ddd9062a57c64ef3573d870a68f7e","captured_at":"2026-10-22T00:18:10.842617+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/list/contracts/quote","query":{"symbol":"UNG","date":"2026-10-21","format":"json"},"source_hash":"f7d520393d85bfb56beb8662c59ea9b180ad09af37e0a0f1cff2af1ca978eb2d"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-23","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":"79a1113703f315306105bfda4444d73ad37d50fd2db068fdf1dfaf078148f3e3"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-30","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":"b16c8a5b576249bcd2146ea4feba98f5f3075af94fb5ab22a68af316ea828a98"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-06","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":"6e09f80fe64d349500eb0902243f7d2d6141a1496a5ce1cbde7f0669d2255154"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-13","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":"daf247321df994b9250afcc8e2ac9db9423a67bc2fcb09c480cae5663277ce59"}]},{"symbol":"UNG","date":"2026-10-23","iv_pct":58.32546602404517,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-30","call_iv_pct":53.98595094339622,"put_iv_pct":53.35617394550205},{"expiry":"2026-11-06","call_iv_pct":59.89214117647058,"put_iv_pct":57.24004053271569},{"expiry":"2026-11-13","call_iv_pct":62.909356321839084,"put_iv_pct":57.11438263229308},{"expiry":"2026-11-20","call_iv_pct":63.93821428571428,"put_iv_pct":58.16746835443038}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"226114628588193c13324ec6519ece777efcaac25b9a44f681949382b55bb607","captured_at":"2026-10-23T21:34:48.633321+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":"UNG","date":"2026-10-23","format":"json"},"source_hash":"029df9e9ba241479fc68d2eb3afca3c39b4f424964b26b555affa2686aaee400"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-30","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":"65435e91fd3bbaab2b86108d3866c921f50685001c780ea1e451abc8e51bb42e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-06","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":"7dd3c525ddb3cc9b814d41888abf856e43b5264d0865d2922e249e7b11adfdb4"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-13","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":"1bb481813b827f86974cbb50cf3df17d1e19110866f6270a462d0c89bc441d5c"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","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":"31a235e0de8d74dbf50473c8dc64795ac3db1595948a93e543b730da88995852"}]},{"symbol":"UNG","date":"2026-10-26","iv_pct":62.99289225568758,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-30","call_iv_pct":64.37,"put_iv_pct":57.61722125738103},{"expiry":"2026-11-06","call_iv_pct":64.20116968698517,"put_iv_pct":61.095929592959294},{"expiry":"2026-11-13","call_iv_pct":64.11399999999999,"put_iv_pct":63.85249158249159},{"expiry":"2026-11-20","call_iv_pct":64.70397641112046,"put_iv_pct":63.988349514563104}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"c734543474590f6de776a45aca667b2a673b251a0cd162301be14a0ed4ee7e6d","captured_at":"2026-11-01T02:46:05.315276+00:00","observed_at":"2026-10-26T15:59:00-04:00","session_close_at":"2026-10-26T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"UNG","expiration":"*","start_date":"2026-10-26","end_date":"2026-10-26","strike_range":20,"format":"json"},"source_hash":"845e5527c8f41d851aac48ca2483341cc03950a78cb1cda056466c3bf626e66d"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-30","start_date":"2026-10-26","end_date":"2026-10-29","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"03c5d8c7771e8b7da302a312afe944a0ef9c4966ce7acc1bc8f1a8a0dea73a98"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-06","start_date":"2026-10-26","end_date":"2026-10-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"b2aff740bb691662513b98e3407eead7e56eb382fd1692d698f8567515a2828d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-13","start_date":"2026-10-26","end_date":"2026-10-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"2beac619a9354802a089239574e46fa3aaa26095731505c34f6fc782c0cc373e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-20","start_date":"2026-10-26","end_date":"2026-10-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"4615b55373bc2b6c19c73047f4fda13fb187ea1c60a0dcf4aad783e5a2712a0f"}]},{"symbol":"UNG","date":"2026-10-27","iv_pct":65.77728081685399,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-30","call_iv_pct":67.44158012820513,"put_iv_pct":68.58888202794931},{"expiry":"2026-11-06","call_iv_pct":63.95403938265034,"put_iv_pct":62.08743100852985},{"expiry":"2026-11-13","call_iv_pct":62.47805460750854,"put_iv_pct":72.27692610062893},{"expiry":"2026-11-20","call_iv_pct":63.77151909017059,"put_iv_pct":65.6198141891892}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"fa1d01d6a0d487da00d49b4c0f3b4b28c91aecdbf43039e292bce0fe04896802","captured_at":"2026-11-01T02:46:03.783614+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":"UNG","expiration":"*","start_date":"2026-10-27","end_date":"2026-10-27","strike_range":20,"format":"json"},"source_hash":"25e57b6cdd2d091c863d0c4b8bd4d416bf6ddc1eb947fa1bd53672bc3a69d0a0"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-30","start_date":"2026-10-26","end_date":"2026-10-29","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"03c5d8c7771e8b7da302a312afe944a0ef9c4966ce7acc1bc8f1a8a0dea73a98"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-06","start_date":"2026-10-26","end_date":"2026-10-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"b2aff740bb691662513b98e3407eead7e56eb382fd1692d698f8567515a2828d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-13","start_date":"2026-10-26","end_date":"2026-10-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"2beac619a9354802a089239574e46fa3aaa26095731505c34f6fc782c0cc373e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-20","start_date":"2026-10-26","end_date":"2026-10-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"4615b55373bc2b6c19c73047f4fda13fb187ea1c60a0dcf4aad783e5a2712a0f"}]},{"symbol":"UNG","date":"2026-10-28","iv_pct":64.5556014246814,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-10-30","call_iv_pct":68.67911392405064,"put_iv_pct":68.36589229144667},{"expiry":"2026-11-06","call_iv_pct":68.68140992167102,"put_iv_pct":57.18},{"expiry":"2026-11-13","call_iv_pct":66.63648237733241,"put_iv_pct":60.173790656416315},{"expiry":"2026-11-20","call_iv_pct":65.82954173486088,"put_iv_pct":60.89858049167327}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"249cbb7b46e2bbbd0cf2fff2fcb447c1c03aa6943345e9f389c4d423a414612c","captured_at":"2026-11-01T02:46:02.349158+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":"UNG","expiration":"*","start_date":"2026-10-28","end_date":"2026-10-28","strike_range":20,"format":"json"},"source_hash":"7bb0233a4cd07d11fbe51684274aaa0444d4f8f7413bd5856258b2c2ebd16593"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-10-30","start_date":"2026-10-26","end_date":"2026-10-29","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"03c5d8c7771e8b7da302a312afe944a0ef9c4966ce7acc1bc8f1a8a0dea73a98"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-06","start_date":"2026-10-26","end_date":"2026-10-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"b2aff740bb691662513b98e3407eead7e56eb382fd1692d698f8567515a2828d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-13","start_date":"2026-10-26","end_date":"2026-10-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"2beac619a9354802a089239574e46fa3aaa26095731505c34f6fc782c0cc373e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-20","start_date":"2026-10-26","end_date":"2026-10-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"4615b55373bc2b6c19c73047f4fda13fb187ea1c60a0dcf4aad783e5a2712a0f"}]},{"symbol":"UNG","date":"2026-10-30","iv_pct":63.15455362382727,"model_version":"theta-four-friday-close-50delta-v3","expiries":[{"expiry":"2026-11-06","call_iv_pct":61.048006756756756,"put_iv_pct":66.49515885022693},{"expiry":"2026-11-13","call_iv_pct":64.68,"put_iv_pct":63.46255025847214},{"expiry":"2026-11-20","call_iv_pct":63.531923631123924,"put_iv_pct":61.23161559888579},{"expiry":"2026-11-27","call_iv_pct":64.06275862068965,"put_iv_pct":60.724415274463006}],"source":"ThetaData historical first-order Greeks","provider_symbol":"UNG","calendar_adjustments":[],"calendar_source":"ThetaData on_date and year_holidays","source_hash":"fde66d57250a8166c344316acda71c0247fd20f90583cc19d365418d12acb59a","captured_at":"2026-11-01T02:45:57.891590+00:00","observed_at":"2026-10-30T15:59:00-04:00","session_close_at":"2026-10-30T16:00:00-04:00","observation_policy":"equity_session_close_minus_one_minute","expiry_inventory":{"source":"ThetaData expiry inventory","endpoint":"option/history/greeks/eod","query":{"symbol":"UNG","expiration":"*","start_date":"2026-10-30","end_date":"2026-10-30","strike_range":20,"format":"json"},"source_hash":"5af9f8d45d55d78f2272dcbcd65236d031505e138e89a7c68fa2adba7312177e"},"source_requests":[{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-06","start_date":"2026-10-26","end_date":"2026-10-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"b2aff740bb691662513b98e3407eead7e56eb382fd1692d698f8567515a2828d"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-13","start_date":"2026-10-26","end_date":"2026-10-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"2beac619a9354802a089239574e46fa3aaa26095731505c34f6fc782c0cc373e"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-20","start_date":"2026-10-26","end_date":"2026-10-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"4615b55373bc2b6c19c73047f4fda13fb187ea1c60a0dcf4aad783e5a2712a0f"},{"endpoint":"option/history/greeks/first_order","query":{"symbol":"UNG","expiration":"2026-11-27","start_date":"2026-10-26","end_date":"2026-10-30","start_time":"15:59:00","end_time":"15:59:00","interval":"1m","format":"json"},"source_hash":"7d358711dc7043063015b430cb509378f927b8cf4a81cc721a14aad7d977d3bf"}]}],"dailyIvModel":"theta-four-friday-close-50delta-v3","truncated":false,"expiries":["2026-11-20"],"url":"https://intraalpha.com/companies/UNG","methodology":"https://intraalpha.com/resources/options-delta-methodology","units":{"iv_pct":"annualized percent","implied_move_pct":"percent of underlying price","put_call_skew_pp":"percentage points","price":"USD","dailyBlend.iv_pct":"annualized percent","dailyBlend.put_call_skew_pp":"percentage points; mean put IV minus call IV across four expiries","dailyBlend.implied_move_pct":"percent of spot; mean per-expiry mean call/put IV percent times sqrt(calendar days / 365.25); IV-based estimate, not quoted straddle premium"},"dailyBlend":[{"date":"2026-08-10","observed_at":"2026-08-10T15:59:00-04:00","iv_pct":36.666503327052034,"put_call_skew_pp":0.8684100217132684,"implied_move_pct":6.809807731256619,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"2a942003f63707f108e0ecaf316e167851ee6f1598e0e448cfe4ef2c3d2e71f2","expiries":["2026-08-14","2026-08-21","2026-08-28","2026-09-04"]},{"date":"2026-08-11","observed_at":"2026-08-11T15:59:00-04:00","iv_pct":41.64098643916185,"put_call_skew_pp":-10.002765384738435,"implied_move_pct":6.82097998080713,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"f8f089a4b90241d79fef7fd6ee50d943c4de97c8bc366e9177a1cf9d23be13ac","expiries":["2026-08-14","2026-08-21","2026-08-28","2026-09-04"]},{"date":"2026-08-14","observed_at":"2026-08-14T15:59:00-04:00","iv_pct":31.08725274757761,"put_call_skew_pp":-1.231171827400015,"implied_move_pct":6.635664814172108,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"8fabfe42fca3691356dc11cc6fd1a7c962fee8b0cec36d142697d7ead535009d","expiries":["2026-08-21","2026-08-28","2026-09-04","2026-09-11"]},{"date":"2026-08-18","observed_at":"2026-08-18T15:59:00-04:00","iv_pct":37.50106877619967,"put_call_skew_pp":5.475460653502166,"implied_move_pct":6.582343334903902,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"cc9071aae6ab2c853cc1b0f15c2e64380a5431f75534e469738bf3775954a043","expiries":["2026-08-21","2026-08-28","2026-09-04","2026-09-11"]},{"date":"2026-08-19","observed_at":"2026-08-19T15:59:00-04:00","iv_pct":37.27774712928847,"put_call_skew_pp":-5.389888195191933,"implied_move_pct":6.233165864814855,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"4c1b532328657dbc1bc600bd0353bb88c71c5b774a47c4785015be7c410360c0","expiries":["2026-08-21","2026-08-28","2026-09-04","2026-09-11"]},{"date":"2026-08-20","observed_at":"2026-08-20T15:59:00-04:00","iv_pct":40.551523416790616,"put_call_skew_pp":1.6491102019150006,"implied_move_pct":6.245178277127263,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"d594e9a7d4aba3c4b04f1b929bf6ad600eb6d8755ce491cdc5f01dbfdd68d11d","expiries":["2026-08-21","2026-08-28","2026-09-04","2026-09-11"]},{"date":"2026-08-21","observed_at":"2026-08-21T15:59:00-04:00","iv_pct":33.705631790137964,"put_call_skew_pp":-2.461877816374944,"implied_move_pct":7.199640759329603,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"e4d5f9a457223ec98ae7e482c2bcadee38b6156f04402a5ab319a1f946c5418c","expiries":["2026-08-28","2026-09-04","2026-09-11","2026-09-18"]},{"date":"2026-08-24","observed_at":"2026-08-24T15:59:00-04:00","iv_pct":35.873204823874325,"put_call_skew_pp":-1.5147624138599571,"implied_move_pct":6.701907078596604,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"5aa73f2fdd74c099c97eeefdaf1207912973acfb63c9726e41e9c208c6eac63a","expiries":["2026-08-28","2026-09-04","2026-09-11","2026-09-18"]},{"date":"2026-08-25","observed_at":"2026-08-25T15:59:00-04:00","iv_pct":42.11901302010874,"put_call_skew_pp":0.18331956975584163,"implied_move_pct":7.451502447065124,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"bb1324305358d20b19ab39f4ab898869a6eb7a423d1976c7fd1c3ec5a41aa9c3","expiries":["2026-08-28","2026-09-04","2026-09-11","2026-09-18"]},{"date":"2026-08-28","observed_at":"2026-08-28T15:59:00-04:00","iv_pct":39.42118995403673,"put_call_skew_pp":2.8460277155365663,"implied_move_pct":8.326132371740309,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"3b3f8b3efc5570b2ef8142c66adbfc07222e8a2e70ca07cd95e92670d143190c","expiries":["2026-09-04","2026-09-11","2026-09-18","2026-09-25"]},{"date":"2026-08-31","observed_at":"2026-08-31T15:59:00-04:00","iv_pct":39.79153464871738,"put_call_skew_pp":-2.7881330320122206,"implied_move_pct":7.467099734275154,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"3b96173f743d6a83ed420c5da0da729825c9357ae07331ccb9b4d6f1e36ede87","expiries":["2026-09-04","2026-09-11","2026-09-18","2026-09-25"]},{"date":"2026-09-01","observed_at":"2026-09-01T15:59:00-04:00","iv_pct":40.94271830065328,"put_call_skew_pp":0.7809991102177385,"implied_move_pct":7.3822883716376,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"01e76261ef4558a070207ea8153d2d3a95325f690eaa3a0fa2637a43b3814358","expiries":["2026-09-04","2026-09-11","2026-09-18","2026-09-25"]},{"date":"2026-09-04","observed_at":"2026-09-04T15:59:00-04:00","iv_pct":38.24678229711044,"put_call_skew_pp":-1.3563441942363905,"implied_move_pct":8.122298796608373,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"2086b61c88fd12f655137795860e4bc32e9f05e3bdd8ed8101a04c6a5cb4a968","expiries":["2026-09-11","2026-09-18","2026-09-25","2026-10-02"]},{"date":"2026-09-08","observed_at":"2026-09-08T15:59:00-04:00","iv_pct":40.58762944378836,"put_call_skew_pp":-0.7028360399670674,"implied_move_pct":7.3375281336877265,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"b65ed11d5ac973c573f2f91024c32dc465bd9ac45a3a474c3b949e4c08a16d0f","expiries":["2026-09-11","2026-09-18","2026-09-25","2026-10-02"]},{"date":"2026-09-11","observed_at":"2026-09-11T15:59:00-04:00","iv_pct":38.78053454476412,"put_call_skew_pp":-0.11816596675248547,"implied_move_pct":8.335047203230047,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"3946f1a3ca650909fa67cf9076d694e832e6f8afbdb9bd9552b049b0db38fba5","expiries":["2026-09-18","2026-09-25","2026-10-02","2026-10-09"]},{"date":"2026-09-14","observed_at":"2026-09-14T15:59:00-04:00","iv_pct":38.67699622044973,"put_call_skew_pp":-1.3242795440082809,"implied_move_pct":7.360832055208918,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"710aa1b329a3b80bb650d6258cef34f1b82cd6c5b4357764ecb92d7cdc281f36","expiries":["2026-09-18","2026-09-25","2026-10-02","2026-10-09"]},{"date":"2026-09-15","observed_at":"2026-09-15T15:59:00-04:00","iv_pct":36.95062282078175,"put_call_skew_pp":3.4974234830016737,"implied_move_pct":6.742471256135493,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"e174049600df1281a198e721a1fe189f565ccf778d5aebfb6f312f5a02a1f63c","expiries":["2026-09-18","2026-09-25","2026-10-02","2026-10-09"]},{"date":"2026-09-18","observed_at":"2026-09-18T15:59:00-04:00","iv_pct":35.775656325231125,"put_call_skew_pp":-1.401944069959205,"implied_move_pct":7.765779051672518,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"9a137fc7016decc192db1051a6d6518f9d6812adabcd620d37a0da5c48da9449","expiries":["2026-09-25","2026-10-02","2026-10-09","2026-10-16"]},{"date":"2026-09-21","observed_at":"2026-09-21T15:59:00-04:00","iv_pct":39.365673122668184,"put_call_skew_pp":0.9022072264263912,"implied_move_pct":7.432615666030442,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"bb3f72debca80f603a503a07b1897fa1ac5ccdc299f3e3ef1b700bd65c8a5c8d","expiries":["2026-09-25","2026-10-02","2026-10-09","2026-10-16"]},{"date":"2026-09-22","observed_at":"2026-09-22T15:59:00-04:00","iv_pct":40.65532757874682,"put_call_skew_pp":0.03279177140476541,"implied_move_pct":7.283713913760279,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"7997e477da953cd2ef98680eae0389f9a69149ce0da7cbb7f41467464b8fc866","expiries":["2026-09-25","2026-10-02","2026-10-09","2026-10-16"]},{"date":"2026-09-24","observed_at":"2026-09-24T15:59:00-04:00","iv_pct":62.002087745404154,"put_call_skew_pp":-5.021180517251587,"implied_move_pct":9.057326485798539,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"5e97eb8764230fa152b37ba43b77f7cb7e699a4b7340ce1e9971118fce920d3b","expiries":["2026-09-25","2026-10-02","2026-10-09","2026-10-16"]},{"date":"2026-09-25","observed_at":"2026-09-25T15:59:00-04:00","iv_pct":49.62445430183949,"put_call_skew_pp":-0.297154174508508,"implied_move_pct":10.492575494981104,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"3673e2f34e380cfc870b71050118e0cb799edbece0854c54c6a8ebd5f90f93b0","expiries":["2026-10-02","2026-10-09","2026-10-16","2026-10-23"]},{"date":"2026-09-28","observed_at":"2026-09-28T15:59:00-04:00","iv_pct":44.99725492436275,"put_call_skew_pp":-1.2661618933564185,"implied_move_pct":8.40661942980249,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"c787a6556d1f11b32d841af7dafb9e64d0683e259613bafd3437b20eaad38128","expiries":["2026-10-02","2026-10-09","2026-10-16","2026-10-23"]},{"date":"2026-10-02","observed_at":"2026-10-02T15:59:00-04:00","iv_pct":46.71378425839377,"put_call_skew_pp":-0.47806793233023903,"implied_move_pct":10.011504479582612,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"e847d93bf4f7479a72d129be159ac5747f74a94a75bc5da06afcd4c87812d3d5","expiries":["2026-10-09","2026-10-16","2026-10-23","2026-10-30"]},{"date":"2026-10-05","observed_at":"2026-10-05T15:59:00-04:00","iv_pct":48.10862609162717,"put_call_skew_pp":-1.086567019012577,"implied_move_pct":9.073075147653128,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"98cd3e5c34d732a4b1bee3523bee0a70a0a2ee827ab4c973c9cbaa940058e159","expiries":["2026-10-09","2026-10-16","2026-10-23","2026-10-30"]},{"date":"2026-10-06","observed_at":"2026-10-06T15:59:00-04:00","iv_pct":49.45385355285273,"put_call_skew_pp":0.15260946330892367,"implied_move_pct":8.913971392902354,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"e662dbad15b9bbc07915bb8707e3742fd71180b02859c7e0829885a5db9bdcdb","expiries":["2026-10-09","2026-10-16","2026-10-23","2026-10-30"]},{"date":"2026-10-07","observed_at":"2026-10-07T15:59:00-04:00","iv_pct":49.533092915834885,"put_call_skew_pp":-0.8872239548535248,"implied_move_pct":8.346458898527741,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"621d859fd04ae16cb6065f4449b78d065c04d78157082924435fdb5d9785bb32","expiries":["2026-10-09","2026-10-16","2026-10-23","2026-10-30"]},{"date":"2026-10-09","observed_at":"2026-10-09T15:59:00-04:00","iv_pct":48.051384347958425,"put_call_skew_pp":-0.3580453093578182,"implied_move_pct":10.304819411956348,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"0e6b03e4bfd3c77ab0f4fe9e709360e21f1b759224ee02670ee338f2021bc404","expiries":["2026-10-16","2026-10-23","2026-10-30","2026-11-06"]},{"date":"2026-10-12","observed_at":"2026-10-12T15:59:00-04:00","iv_pct":51.03809016035161,"put_call_skew_pp":-2.269240867814192,"implied_move_pct":9.683416613536235,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"c4ba6a68ec88c7ffcac7ef8f6c91bd97920960c9892d3e90e13597879522485d","expiries":["2026-10-16","2026-10-23","2026-10-30","2026-11-06"]},{"date":"2026-10-13","observed_at":"2026-10-13T15:59:00-04:00","iv_pct":54.26974263725718,"put_call_skew_pp":0.6470135099645375,"implied_move_pct":9.740258618938675,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"38f2a01d5beb05f70d8f86ecf3a1863e46a222942953c22e8efeea30389fbaf3","expiries":["2026-10-16","2026-10-23","2026-10-30","2026-11-06"]},{"date":"2026-10-14","observed_at":"2026-10-14T15:59:00-04:00","iv_pct":59.93578880474938,"put_call_skew_pp":-6.780322358241737,"implied_move_pct":9.798263616149027,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"ef1f27b31329f4497cee2ef78a67db3a692e94c64c3b24ceafaee050b0d1f207","expiries":["2026-10-16","2026-10-23","2026-10-30","2026-11-06"]},{"date":"2026-10-15","observed_at":"2026-10-15T15:59:00-04:00","iv_pct":52.86523060288981,"put_call_skew_pp":-2.0053927901841266,"implied_move_pct":8.26127095464403,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"7918b0dff406165f24814f530f7e2071899261033804d547810b2a3dd063448c","expiries":["2026-10-16","2026-10-23","2026-10-30","2026-11-06"]},{"date":"2026-10-16","observed_at":"2026-10-16T15:59:00-04:00","iv_pct":49.7307547651064,"put_call_skew_pp":-2.388862615047172,"implied_move_pct":10.706817889370452,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"4b4ede50b668cd6c4f1d53110276f1e3d709f1fd991d51264dba965b7a6059ca","expiries":["2026-10-23","2026-10-30","2026-11-06","2026-11-13"]},{"date":"2026-10-19","observed_at":"2026-10-19T15:59:00-04:00","iv_pct":49.371470254487434,"put_call_skew_pp":-3.942566468524385,"implied_move_pct":9.558454587204793,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"0ee0edd8ca6efee63949cc20f6b7fcc74d6402d1410de90d5194f27fd6c00405","expiries":["2026-10-23","2026-10-30","2026-11-06","2026-11-13"]},{"date":"2026-10-20","observed_at":"2026-10-20T15:59:00-04:00","iv_pct":51.449646380130034,"put_call_skew_pp":-3.988847241386555,"implied_move_pct":9.543638033283344,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"3af992136137094963ff3af57b9bc2448085d1fccb62e8946044712fb8c44d91","expiries":["2026-10-23","2026-10-30","2026-11-06","2026-11-13"]},{"date":"2026-10-21","observed_at":"2026-10-21T15:59:00-04:00","iv_pct":56.071242284255874,"put_call_skew_pp":0.13660211797926536,"implied_move_pct":9.805762053757629,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"2b4c51e1c70636ccb22d18871b8463362f9ddd9062a57c64ef3573d870a68f7e","expiries":["2026-10-23","2026-10-30","2026-11-06","2026-11-13"]},{"date":"2026-10-23","observed_at":"2026-10-23T15:59:00-04:00","iv_pct":58.32546602404517,"put_call_skew_pp":-3.711899315619741,"implied_move_pct":12.547471276403705,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"226114628588193c13324ec6519ece777efcaac25b9a44f681949382b55bb607","expiries":["2026-10-30","2026-11-06","2026-11-13","2026-11-20"]},{"date":"2026-10-26","observed_at":"2026-10-26T15:59:00-04:00","iv_pct":62.99289225568758,"put_call_skew_pp":-2.708788537677652,"implied_move_pct":12.073319381594946,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"c734543474590f6de776a45aca667b2a673b251a0cd162301be14a0ed4ee7e6d","expiries":["2026-10-30","2026-11-06","2026-11-13","2026-11-20"]},{"date":"2026-10-27","observed_at":"2026-10-27T15:59:00-04:00","iv_pct":65.77728081685399,"put_call_skew_pp":2.7319650294406674,"implied_move_pct":11.927915698049922,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"fa1d01d6a0d487da00d49b4c0f3b4b28c91aecdbf43039e292bce0fe04896802","expiries":["2026-10-30","2026-11-06","2026-11-13","2026-11-20"]},{"date":"2026-10-28","observed_at":"2026-10-28T15:59:00-04:00","iv_pct":64.5556014246814,"put_call_skew_pp":-5.802071129594674,"implied_move_pct":11.03001884417994,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"249cbb7b46e2bbbd0cf2fff2fcb447c1c03aa6943345e9f389c4d423a414612c","expiries":["2026-10-30","2026-11-06","2026-11-13","2026-11-20"]},{"date":"2026-10-30","observed_at":"2026-10-30T15:59:00-04:00","iv_pct":63.154553623827276,"put_call_skew_pp":-0.35223725663061956,"implied_move_pct":13.4013646577534,"model_version":"four-friday-iv-derived-history-v1","source_model":"theta-four-friday-close-50delta-v3","source_hash":"fde66d57250a8166c344316acda71c0247fd20f90583cc19d365418d12acb59a","expiries":["2026-11-06","2026-11-13","2026-11-20","2026-11-27"]}]}