{"schemaVersion":1,"symbol":"AA","days":90,"observations":[{"symbol":"AA","expiry":"2026-11-20","observed_at":"2026-10-19T19:59:20.770000+00:00","captured_at":"2026-10-20T03:49:10.416Z","last_trade_at":"2026-10-19T23:47:26.171322323Z","price":41.55,"iv_pct":44.68816136909985,"implied_move_pct":10.635000422673928,"put_call_skew_pp":3.8279969872428596,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/AA","source_hash":"78b6494bc1750972f0ccb62058ce401ab9f999a97ad165a24baba1828243613d"}],"truncated":false,"expiries":["2026-11-20"],"url":"https://intraalpha.com/companies/AA","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"}}