{"schemaVersion":1,"symbol":"CHRD","days":90,"observations":[{"symbol":"CHRD","expiry":"2026-11-20","observed_at":"2026-10-21T19:49:50.748000+00:00","captured_at":"2026-10-22T02:05:26.680Z","last_trade_at":"2026-10-21T20:51:18.522946869Z","price":151,"iv_pct":41.86076187301779,"implied_move_pct":9.779343094197381,"put_call_skew_pp":3.7076543924541463,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/CHRD","source_hash":"21a9582aab3f757b2d20cd37d46aef833b7b5537c6c279a3f9507d07ad9bcfef"},{"symbol":"CHRD","expiry":"2026-11-20","observed_at":"2026-10-22T19:49:55.089000+00:00","captured_at":"2026-10-22T21:21:53.137Z","last_trade_at":"2026-10-22T20:00:02.394790295Z","price":150.48,"iv_pct":43.71092311654258,"implied_move_pct":10.052173853084685,"put_call_skew_pp":7.616287226717167,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/CHRD","source_hash":"91eee6b7881f1efb60c1cae4cdd1ebf65eedeb5f9862ee2d55e90c5d469e5714"}],"dailyIv":[{"symbol":"CHRD","date":"2026-10-20","iv_pct":39.3683536861782,"model_version":"theta-four-listed-fridays-50delta-v2","expiries":[{"expiry":"2026-11-20","call_iv_pct":39.075508771929826,"put_iv_pct":41.76369259606373},{"expiry":"2026-12-18","call_iv_pct":37.80052264808362,"put_iv_pct":42.44479946524065},{"expiry":"2027-01-15","call_iv_pct":36.33697478991596,"put_iv_pct":40.25975},{"expiry":"2027-03-19","call_iv_pct":35.614652014652016,"put_iv_pct":41.650929203539825}],"source":"ThetaData EOD Greeks","provider_symbol":"CHRD","calendar_adjustments":[],"calendar_source":"ThetaData year_holidays","source_hash":"cd9a6ff786e87939b1cadd2a3e97ce0d0cbdb5f1575824577ff1c3afc527b4c3","captured_at":"2026-10-22T14:07:51.136711+00:00"},{"symbol":"CHRD","date":"2026-10-21","iv_pct":38.93691854048755,"model_version":"theta-four-listed-fridays-50delta-v2","expiries":[{"expiry":"2026-11-20","call_iv_pct":40.893475177304964,"put_iv_pct":42.82218957345972},{"expiry":"2026-12-18","call_iv_pct":37.09218181818182,"put_iv_pct":41.073727959697734},{"expiry":"2027-01-15","call_iv_pct":35.39910290237467,"put_iv_pct":39.340992366412216},{"expiry":"2027-03-19","call_iv_pct":34.94071556350626,"put_iv_pct":39.93296296296296}],"source":"ThetaData EOD Greeks","provider_symbol":"CHRD","calendar_adjustments":[],"calendar_source":"ThetaData year_holidays","source_hash":"957ca1b3ddc6761dd45be6a21cf0aa32389341f45496b364a3ff333a9d8f4103","captured_at":"2026-10-22T14:07:49.913365+00:00"}],"dailyIvModel":"theta-four-listed-fridays-50delta-v2","truncated":false,"expiries":["2026-11-20"],"url":"https://intraalpha.com/companies/CHRD","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"}}