{"schemaVersion":1,"symbol":"NHI","days":90,"observations":[{"symbol":"NHI","expiry":"2026-11-20","observed_at":"2026-10-22T14:34:31.597000+00:00","captured_at":"2026-10-22T14:49:23.651Z","last_trade_at":"2026-10-22T14:38:56.737264347Z","price":66.695,"iv_pct":28.26729096534453,"implied_move_pct":7.317009021013096,"put_call_skew_pp":10.249073067698774,"model_version":"delta-comparison-v1","source_url":"https://intraalpha.com/companies/NHI","source_hash":"b19ea698c07e99aaffdc053b248bedc3784711ebb285f32ff10705cb6d8ecee3"}],"dailyIv":[],"dailyIvModel":"theta-four-listed-fridays-50delta-v2","truncated":false,"expiries":["2026-11-20"],"url":"https://intraalpha.com/companies/NHI","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"}}