Altimmune (ALT) Options Chain & Prices $5.85 +0.35 (+6.36%) As of 05/20/2025 04:00 PM Eastern Add Compare Share Share Options Chain Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock ALT Put and Call Options List 1/15/2027 1/16/2026 12/19/2025 9/19/2025 7/18/2025 6/27/2025 6/20/2025 6/13/2025 6/6/2025 5/30/2025 5/23/2025 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 VolatilityDeltaTrades5/23/2025$5.00$0.020Put32331271705(+127)119.21% (+19.90%)-0.070371205/23/2025$5.00$0.856Call261 - 121(-1)119.21% (+19.90%)0.92913105/23/2025$5.50$0.084Put444205382257(+1212)102.76% (+4.25%)-0.248887335/23/2025$5.50$0.420Call1,0562346292448(+351)102.76% (+4.25%)0.750726505/23/2025$6.00$0.335Put2211 - 180(+0)114.08% (+6.52%)-0.584184125/23/2025$6.00$0.172Call3,4793,1532041453(-3018)114.08% (+6.52%)0.4158841735/23/2025$6.50$0.747Put25 - - 29(+0)138.00% (+18.67%)-0.78526625/23/2025$6.50$0.084Call1,233312617591(+131)138.00% (+18.67%)0.2151231255/23/2025$7.00$1.212Put16397(-1)161.31% (+30.42%)-0.87690185/23/2025$7.00$0.048Call73 - 72447(+0)161.31% (+30.42%)0.1236155End-of-day options data provided by Trade Alert and Intrinio. Related Companies and Tools Related Companies BEAM Options APGE Options SDGR Options CNTA Options BHC Options ARQT Options AGIO Options GLPG Options IDYA Options EWTX Options Options Chain Tools Short Interest TrackerShort Interest IncreasesShort Interest DecreasesUnusual Call VolumeUnusual Put Volume This page (NASDAQ:ALT) was last updated on 5/21/2025 by MarketBeat.com Staff From Our PartnersMarket 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 | SponsoredGold Hits New Highs as Global Markets SpiralWhen Trump took office in 2017, gold was just $1,100 an ounce. By the time he left, it had soared to $1,839. ...Premier Gold Co | SponsoredWhite House to reset Social Security?Elon Musk's parting DOGE gift looks set to shock America... 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