Protagonist Therapeutics (PTGX) Options Chain & Prices $38.75 +0.26 (+0.68%) Closing price 04:00 PM EasternExtended Trading$39.89 +1.14 (+2.94%) As of 06:52 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 ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrends PTGX Put and Call Options List 10/17/2025 7/18/2025 4/17/2025 3/21/2025 2/21/2025 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 VolatilityDeltaTrades2/21/2025$35.00$0.001Put248 - 237404(+65)475.33% (+208.99%)-0.002941402/21/2025$40.00$1.352Put10 - - 63(+3)414.07% (+171.74%)-0.83055812/21/2025$40.00$0.112Call33 - 83(+0)414.07% (+171.74%)0.1694421End-of-day options data provided by Trade Alert and Intrinio. Related Companies and Tools Related Companies Qiagen Options Data Roivant Sciences Options Data Ascendis Pharma A/S Options Data Revolution Medicines Options Data Blueprint Medicines Options Data Legend Biotech Options Data Axsome Therapeutics Options Data Lantheus Options Data BridgeBio Pharma Options Data Nuvalent Options Data Options Chain Tools Short Interest TrackerShort Interest IncreasesShort Interest DecreasesUnusual Call VolumeUnusual Put Volume This page (NASDAQ:PTGX) was last updated on 2/21/2025 by MarketBeat.com Staff From Our PartnersCollect $7k per month from Tesla’s SECRET dividendTesla doesn't pay a traditional dividend.... 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