Altimmune (ALT) Options Chain & Prices $3.71 +0.04 (+1.09%) Closing price 04:00 PM EasternExtended Trading$3.71 0.00 (0.00%) As of 07:59 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 InterestTrendsBuy This Stock ALT Put and Call Options List 1/15/2027 3/20/2026 1/16/2026 12/19/2025 10/17/2025 10/10/2025 10/3/2025 9/26/2025 9/19/2025 9/12/2025 9/5/2025 8/29/2025 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 VolatilityDeltaTrades8/29/2025$3.50$0.006Put44211399(+5)80.34% (+14.15%)-0.08582698/29/2025$3.50$0.213Call1902458401(+38)80.34% (+14.15%)0.9143828/29/2025$4.00$0.300Put3076157(-4)100.08% (+25.70%)-0.926347248/29/2025$4.00$0.007Call7420131202(+51)100.08% (+25.70%)0.080839End-of-day options data provided by Trade Alert and Intrinio. Related Companies and Tools Related Companies TLRY Options CVAC Options COLL Options CALT Options XERS Options ELVN Options NTLA Options GPCR Options RCUS Options SYRE Options Options Chain Tools Short Interest TrackerShort Interest IncreasesShort Interest DecreasesUnusual Call VolumeUnusual Put Volume This page (NASDAQ:ALT) was last updated on 8/28/2025 by MarketBeat.com Staff From Our PartnersNVIDIA's Worst Nightmare?$2 TRILLION Quantum Gold Rush While everyone fights over expensive AI stocks... McKinsey just revealed the ...The Oxford Club | SponsoredMarket Panic: Trump Just Dropped a Bomb on Your Stockstock Market Panic: Trump Just Dropped a Bomb on Your Stocks The market is in freefall—and Trump's new tarif...American Alternative | SponsoredINVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting OffRight now, we’re witnessing a monumental shift in the world.Traders Agency | SponsoredEveryone’s watching Nvidia right now. 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