{"schemaVersion":1,"symbol":"EFZ","days":90,"observations":[{"symbol":"EFZ","expiry":"2026-11-20","observed_at":"2026-10-21T19:49:20.087000+00:00","captured_at":"2026-10-22T04:11:39.588Z","last_trade_at":"2026-10-22T00:00:00.15637457Z","price":23.0038,"iv_pct":19.007300488869955,"implied_move_pct":4.518022242622514,"put_call_skew_pp":-3.93626048165257,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/EFZ","source_hash":"b48c7a4ccb5fdb7a00b0daa7806efebb941a3a10cc379c2ae67658e1678490d5"},{"symbol":"EFZ","expiry":"2026-11-20","observed_at":"2026-10-22T19:44:26.100000+00:00","captured_at":"2026-10-22T19:57:15.835Z","last_trade_at":"2026-10-22T19:51:45.342482983Z","price":23.211,"iv_pct":21.162939724458486,"implied_move_pct":5.042519539889004,"put_call_skew_pp":-3.5917655292863895,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/EFZ","source_hash":"7f8430d517973989f6bf781a9ae0e5d22fb998165e9a7d66c1cdd2ab8157153c"}],"dailyIv":[{"symbol":"EFZ","date":"2026-10-20","iv_pct":56.69332677221414,"model_version":"theta-four-listed-fridays-50delta-v2","expiries":[{"expiry":"2026-11-20","call_iv_pct":24.527576530612237,"put_iv_pct":228.96378640776697},{"expiry":"2026-12-18","call_iv_pct":14.341121419927392,"put_iv_pct":30.15257471264367},{"expiry":"2027-03-19","call_iv_pct":14.408318440292444,"put_iv_pct":41.02974930362117},{"expiry":"2027-06-17","call_iv_pct":17.789207207207205,"put_iv_pct":82.33428015564202}],"source":"ThetaData EOD Greeks","provider_symbol":"EFZ","calendar_adjustments":[{"expiry":"2027-06-17","friday":"2027-06-18"}],"calendar_source":"ThetaData year_holidays","source_hash":"ba2e0045ebef66127b12cef3fec1709d87d38acc767d077cc8924e4b3b38f163","captured_at":"2026-10-22T16:03:37.876744+00:00"},{"symbol":"EFZ","date":"2026-10-21","iv_pct":92.41325132633497,"model_version":"theta-four-listed-fridays-50delta-v2","expiries":[{"expiry":"2026-11-20","call_iv_pct":250.42685202639018,"put_iv_pct":233.1976739562624},{"expiry":"2026-12-18","call_iv_pct":15.107160262417993,"put_iv_pct":30.045000000000005},{"expiry":"2027-03-19","call_iv_pct":14.720563542265669,"put_iv_pct":40.89852062588905},{"expiry":"2027-06-17","call_iv_pct":72.21861495844877,"put_iv_pct":82.69162523900573}],"source":"ThetaData EOD Greeks","provider_symbol":"EFZ","calendar_adjustments":[{"expiry":"2027-06-17","friday":"2027-06-18"}],"calendar_source":"ThetaData year_holidays","source_hash":"04abf56ece7a69aaa92583bcc9744506f09ebe1ee55271dd58c58cde3253f0d3","captured_at":"2026-10-22T16:03:36.634251+00:00"}],"dailyIvModel":"theta-four-listed-fridays-50delta-v2","truncated":false,"expiries":["2026-11-20"],"url":"https://intraalpha.com/companies/EFZ","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"}}