Catalyst Pharmaceuticals (CPRX) Options Chain & Prices $21.18 +0.23 (+1.12%) Closing price 03:59 PM EasternExtended Trading$21.03 -0.15 (-0.73%) As of 04:17 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Options Chain Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock CPRX Put and Call Options List 1/16/2026 12/19/2025 9/19/2025 8/15/2025 7/18/2025 Options Date Put and Call Options Put Options Call Options Options Type All In The Money Out of The Money Moneyness With Volume Without Volume All Volume Strike Price Min Strike Price Max Export to Excel ExpiresStrike PriceClose PricePut/CallVolumeVolume AskVolume BidOpen InterestImplied VolatilityDeltaTrades7/18/2025$20.00$0.976Call38235115(-6)57.81% (-3.66%)0.81979967/18/2025$22.50$0.079Call261 - 385(+76)72.25% (+20.80%)0.12278637/18/2025$25.00$0.037Call161 - 261(+0)115.43% (+21.35%)0.0444152End-of-day options data provided by Trade Alert and Intrinio. Related Companies and Tools Related Companies BBIO Options Chain VRNA Options Chain BPMC Options Chain ROIV Options Chain ELAN Options Chain LEGN Options Chain RVMD Options Chain GRFS Options Chain TGTX Options Chain NUVL Options Chain Options Chain Tools Short Interest TrackerShort Interest IncreasesShort Interest DecreasesUnusual Call VolumeUnusual Put Volume This page (NASDAQ:CPRX) was last updated on 7/16/2025 by MarketBeat.com Staff From Our PartnersYour Bank Account Is No Longer SafeWhat If Washington Declared That: YOUR Money ISN'T Actually Yours? 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