Cardiff Oncology (CRDF) Options Chain & Prices $3.86 -0.28 (-6.69%) As of 10:32 AM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Options Chain Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock CRDF Put and Call Options List 2/20/2026 12/19/2025 11/21/2025 9/19/2025 8/15/2025 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 VolatilityDeltaTrades8/15/2025$3.50$0.970Put1546828231(-17)349.47% (+39.67%)-0.262659158/15/2025$3.50$1.609Call16061541095(+148)349.47% (+39.67%)0.732315308/15/2025$4.00$1.276Put1,307711236391(+652)348.00% (+37.97%)-0.3157874728/15/2025$4.00$1.415Call1,1012547892795(+710)337.15% (+27.12%)0.678915608/15/2025$4.50$1.611Put58553154(+0)347.56% (+36.38%)-0.36599248/15/2025$4.50$1.251Call1,18147444751(+885)347.56% (+36.38%)0.628499471End-of-day options data provided by Trade Alert and Intrinio. Related Companies and Tools Related Companies Enliven Therapeutics Options Structure Therapeutics Options Praxis Precision Medicines Options Ardelyx Options Avadel Pharmaceuticals Options Sana Biotechnology Options Dyne Therapeutics Options Akebia Therapeutics Options Collegium Pharmaceutical Options Zymeworks Options Options Chain Tools Short Interest TrackerShort Interest IncreasesShort Interest DecreasesUnusual Call VolumeUnusual Put Volume This page (NASDAQ:CRDF) was last updated on 7/25/2025 by MarketBeat.com Staff From Our PartnersINVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting OffRight now, we’re witnessing a monumental shift in the world.Traders Agency | SponsoredYour Bank Account Is No Longer SafeWhat If Washington Declared That: YOUR Money ISN'T Actually Yours? Sounds insane, but that's exactly what ...Priority Gold | SponsoredGoogle did what!?!?A new technology has sparked a modern-day gold rush in Silicon Valley. OpenAI’s Sam Altman invested $375M. 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