Galectin Therapeutics (GALT) Options Chain & Prices $5.30 +0.21 (+4.13%) Closing price 10/21/2025 04:00 PM EasternExtended Trading$5.10 -0.20 (-3.85%) As of 07:00 AM 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 EventsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock GALT Put and Call Options List 1/21/2028 1/15/2027 4/17/2026 1/16/2026 12/19/2025 11/21/2025 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 VolatilityDeltaTrades11/21/2025$5.00$0.764Put3212892(+18)145.71% (+6.90%)-0.370247811/21/2025$5.00$0.970Call22 - 11261(+93)145.71% (+6.90%)0.6161266End-of-day options data provided by Trade Alert and Intrinio. Related Companies and Tools Related Companies CVAC Options Chain ATAI Options Chain CALT Options Chain ARDX Options Chain SYRE Options Chain PRAX Options Chain RLAY Options Chain SPRY Options Chain DNTH Options Chain AMPH Options Chain Options Chain Tools Short Interest TrackerShort Interest IncreasesShort Interest DecreasesUnusual Call VolumeUnusual Put Volume This page (NASDAQ:GALT) was last updated on 10/22/2025 by MarketBeat.com Staff From Our PartnersBuffett, Gates and Bezos Quietly Dumping Stocks—Here's WhyImagine a bull market so powerful, every single investor became a millionaire. Not by finding the next NVIDIA ...Banyan Hill Publishing | SponsoredNEW LAW: Congress Approves Setup For Digital Dollar?Trump Ally Says Congress Approved the Setup for a Digital Dollar 2.0 But according to Rep. 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