Celldex Therapeutics (CLDX) Options Chain & Prices $24.45 -0.75 (-2.98%) Closing price 09/12/2025 04:00 PM EasternExtended Trading$24.44 -0.01 (-0.04%) As of 09/12/2025 05:10 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 CLDX Put and Call Options List 2/20/2026 1/16/2026 12/19/2025 11/21/2025 10/17/2025 9/19/2025 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 VolatilityDeltaTrades9/19/2025$20.00$0.022Put1010 - 122(+0)75.28% (-0.93%)-0.02347119/19/2025$21.00$3.561Call1376166(+7)71.21% (-1.20%)0.947772129/19/2025$24.00$0.654Put35305163(+37)65.42% (-1.21%)-0.39760779/19/2025$27.00$0.203Call3543146(+4)69.36% (-0.40%)0.17108820End-of-day options data provided by Trade Alert and Intrinio. Related Companies and Tools Related Companies ALKS Options Chain LGND Options Chain FOLD Options Chain BCRX Options Chain MNKD Options Chain INVA Options Chain NVAX Options Chain DVAX Options Chain OPK Options Chain GERN Options Chain Options Chain Tools Short Interest TrackerShort Interest IncreasesShort Interest DecreasesUnusual Call VolumeUnusual Put Volume This page (NASDAQ:CLDX) was last updated on 9/13/2025 by MarketBeat.com Staff From Our PartnersWhy Trump’s “Smart Dollar” could rewrite the rulesMUST SEE: Donald Trump's Radical Overhaul of the U.S. Dollar Congress just approved President Trump's lates...Stansberry Research | SponsoredTrump's Law S.1582: $21T Dollar Revolution ComingDo you have money in any of these banks? Chase. Bank of America. Citigroup. Wells Fargo. U.S. Bancorp. I...Brownstone Research | SponsoredRetire Comfortably with These New Monthly Income ETFs?Too many retirees lie awake at night, worried their savings won’t last. 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