Siga Technologies (SIGA) Options Chain & Prices $8.55 +1.29 (+17.77%) Closing price 04:00 PM EasternExtended Trading$8.58 +0.03 (+0.36%) As of 07:51 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 AnalysisChartCompetitorsDividendEarningsFDA EventsFinancialsHeadlinesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock SIGA Put and Call Options List 1/15/2027 3/20/2026 1/16/2026 12/19/2025 9/19/2025 8/15/2025 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 VolatilityDeltaTrades8/15/2025$7.00$0.061Put1 - 14(+0)106.89% (+49.14%)-0.09209418/15/2025$7.00$1.601Call714176(-13)106.89% (+49.14%)0.90820948/15/2025$8.00$0.107Put10323(+0)62.09% (-13.46%)-0.22619348/15/2025$8.00$0.647Call52816345688(+19)62.09% (-13.46%)0.774355308/15/2025$9.00$0.605Put42 - 0(+0)62.59% (-44.51%)-0.69573738/15/2025$9.00$0.145Call10093 - 0(+0)62.59% (-44.51%)0.302957108/15/2025$10.00$0.083Call301016(+0)94.32% (-37.88%)0.1463123End-of-day options data provided by Trade Alert and Intrinio. Related Companies and Tools Related Companies VCEL Options CGON Options DNLI Options OCUL Options KNSA Options APGE Options ARQT Options IMCR Options SPRY Options TARS Options Options Chain Tools Short Interest TrackerShort Interest IncreasesShort Interest DecreasesUnusual Call VolumeUnusual Put Volume This page (NASDAQ:SIGA) was last updated on 8/7/2025 by MarketBeat.com Staff From Our PartnersBREAKING: The House just passed 3 pro-crypto bills!THREE pro-crypto bills just passed the House! Now, experts believe altcoin season is officially here. Crypto 101 Media | SponsoredMan Who Called Nvidia at $1.10 Says Buy This Now...In 2004, one man called Nvidia before just about anyone knew it existed. 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