Definium Therapeutics (DFTX) Options Chain & Prices $44.02 +1.22 (+2.85%) As of 01:39 PM Eastern Add Compare Share Share Options Chain Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock DFTX Put and Call Options List 1/21/2028 3/19/2027 1/15/2027 12/18/2026 9/18/2026 8/21/2026 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 ExpiresStrike PriceClose PricePut/CallVolumeVolume AskVolume BidOpen InterestImplied VolatilityDeltaTrades8/21/2026$36.00$2.840Put1 - - 6(+0)123.21% (+5.31%)-0.24996618/21/2026$37.00$3.201Put15 - - 370(+2)122.50% (+5.23%)-0.27384528/21/2026$40.00$4.457Put583432257(-3)120.68% (+4.98%)-0.349152148/21/2026$40.00$7.554Call11 - 4140(-1)120.68% (+4.98%)0.65181418/21/2026$44.00$6.527Put2 - 2356(+101)118.84% (+4.61%)-0.4529718/21/2026$44.00$5.634Call15 - 15193(+12)118.84% (+4.61%)0.54846518/21/2026$45.00$5.221Call68553757(+16)118.46% (+4.52%)0.522892258/21/2026$46.00$7.722Put33 - 19(+7)118.11% (+4.42%)-0.50405218/21/2026$46.00$4.833Call1 - - 48(+2)118.11% (+4.42%)0.49765618/21/2026$47.00$8.357Put5 - - 32(+0)117.78% (+4.33%)-0.5289995 Get the Latest News and Ratings for DFTX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Definium Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 8/21/2026$47.00$4.470Call82 - 114(+65)117.78% (+4.33%)0.47285778/21/2026$48.00$4.130Call614020220(+2)117.48% (+4.23%)0.448568128/21/2026$49.00$3.813Call39 - 39146(-3)117.20% (+4.14%)0.42487598/21/2026$50.00$3.517Call502383070(+498)116.94% (+4.04%)0.40184724End-of-day options data provided by Trade Alert and Intrinio. Related Companies and Tools Related Companies BrightSpring Health Services Options Data Fresenius Medical Care AG & Co. KGaA Options Data Hims & Hers Health Options Data PACS Group Options Data Sotera Health Options Data Celcuity Options Data RadNet Options Data Veracyte Options Data LifeStance Health Group Options Data Privia Health Group Options Data Options Chain Tools Short Interest TrackerShort Interest IncreasesShort Interest DecreasesUnusual Call VolumeUnusual Put Volume This page (NASDAQ:DFTX) was last updated on 7/21/2026 by MarketBeat.com Staff. From Our PartnersLouis Navellier: My #1 AI stock for 2026 (name & ticker inside)Louis Navellier's Stock Grader system helped him flag Nvidia before its 82,000% run and has identified the top...InvestorPlace | SponsoredTrump Takes Emergency Action - Plus Elon Musk's New VentureElon Musk has quietly launched a new venture - one that has nothing to do with rockets, EVs, or Neuralink. 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