Aldeyra Therapeutics (ALDX) Options Chain & Prices $5.26 -0.13 (-2.41%) Closing price 10/17/2025 04:00 PM EasternExtended Trading$5.30 +0.04 (+0.86%) As of 10/17/2025 07:44 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 EventsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock ALDX Put and Call Options List 6/18/2026 3/20/2026 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$0.362Put150150 - 62(+0)77.06% (-3.42%)-0.363621111/21/2025$6.00$0.281Call33 - 9(+0)82.60% (+1.03%)0.3539691End-of-day options data provided by Trade Alert and Intrinio. Related Companies and Tools Related Companies Xeris Biopharma Options Chain Nuvation Bio Options Chain Amylyx Pharmaceuticals Options Chain Immatics Options Chain Enliven Therapeutics Options Chain Tourmaline Bio Options Chain Trevi Therapeutics Options Chain Immunome Options Chain WAVE Life Sciences Options Chain CureVac Options Chain Options Chain Tools Short Interest TrackerShort Interest IncreasesShort Interest DecreasesUnusual Call VolumeUnusual Put Volume This page (NASDAQ:ALDX) was last updated on 10/18/2025 by MarketBeat.com Staff From Our PartnersBuy alert: Move $1,000 before Tesla’s Optimus launchElon's $1,000,000,000,000 payday Elon Musk just made his biggest insider purchase of Tesla stock ever. He's...Altimetry | 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 | SponsoredFront-Run Buffett's Shocking Gold MoveA Historic Gold Announcement Is About to Rock Wall Street? 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