Amphastar Pharmaceuticals (AMPH) Options Chain & Prices $31.28 -0.02 (-0.06%) Closing price 02/21/2025 04:00 PM EasternExtended Trading$31.28 +0.00 (+0.02%) As of 02/21/2025 05:22 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 InterestSustainabilityTrends AMPH Put and Call Options List 12/19/2025 9/19/2025 6/20/2025 4/17/2025 3/21/2025 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 VolatilityDeltaTrades3/21/2025$30.00$2.470Call2 - 11(+0)48.58% (-3.60%)0.66461523/21/2025$35.00$0.641Call43 - 18(+0)52.29% (-3.97%)0.2559992End-of-day options data provided by Trade Alert and Intrinio. Related Companies and Tools Related Companies Elanco Animal Health Options Lantheus Options Nuvalent Options Cytokinetics Options Verona Pharma Options Grifols Options TG Therapeutics Options Krystal Biotech Options SpringWorks Therapeutics Options Biohaven Options Options Chain Tools Short Interest TrackerShort Interest IncreasesShort Interest DecreasesUnusual Call VolumeUnusual Put Volume This page (NASDAQ:AMPH) was last updated on 2/23/2025 by MarketBeat.com Staff From Our PartnersCollect $7k per month from Tesla’s SECRET dividendTesla doesn't pay a traditional dividend.... But I just discovered a secret backdoor to collect a secret 69...Investors Alley | SponsoredHas Trump finally met his match?Dylan Jovine predicted the 2008 crash over a year before it happened. 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