Definium Therapeutics (DFTX) Options Chain & Prices $45.15 -0.99 (-2.15%) As of 04:00 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$2.046Put11 - 151(+0)181.19% (+21.51%)-0.19080118/21/2026$37.00$2.300Put622389(-1)178.87% (+21.06%)-0.2107358/21/2026$37.00$11.461Call11 - 78(+0)178.87% (+21.05%)0.79074118/21/2026$40.00$3.201Put2,5672,423552241(-2)172.40% (+19.61%)-0.277129258/21/2026$40.00$9.366Call6 - 14139(+1)172.40% (+19.61%)0.72450928/21/2026$42.00$3.928Put1,30676718095(+0)168.45% (+18.59%)-0.3262743618/21/2026$42.00$8.094Call1 - - 35(+0)168.45% (+18.59%)0.67550718/21/2026$43.00$4.331Put22 - 205(+0)166.58% (+18.07%)-0.35204218/21/2026$43.00$7.498Call114 - 250(+0)166.58% (+18.07%)0.64980868/21/2026$44.00$6.929Call4 - 2388(+0)164.77% (+17.54%)0.6234583 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$45.00$5.219Put211937(+22)163.01% (+17.01%)-0.40545128/21/2026$45.00$6.387Call13320723319(-2002)163.01% (+17.01%)0.596565498/21/2026$46.00$5.704Put42237(+0)161.31% (+16.47%)-0.4328528/21/2026$46.00$5.872Call39913153(+3)161.31% (+16.47%)0.569258148/21/2026$47.00$6.217Put11 - 212(+0)159.66% (+15.92%)-0.4605318/21/2026$47.00$5.385Call12 - 2293(-2)159.66% (+15.92%)0.54167138/21/2026$48.00$4.926Call1718931(+201)180.98% (+37.87%)0.513925108/21/2026$49.00$4.493Call12102216(+5)156.52% (+14.83%)0.48616548/21/2026$50.00$7.919Put41 - 164(+2)155.01% (+14.27%)-0.5439838/21/2026$50.00$4.088Call15054873164(-597)155.01% (+14.27%)0.45852452End-of-day options data provided by Trade Alert and Intrinio. Related Companies and Tools Related Companies Neurocrine Biosciences Options Data Jazz Pharmaceuticals Options Data Elanco Animal Health Options Data Corcept Therapeutics Options Data Axsome Therapeutics Options Data Dr. Reddy's Laboratories Options Data Crinetics Pharmaceuticals Options Data Alkermes Options Data Liquidia Options Data Lantheus Options Data Options Chain Tools Short Interest TrackerShort Interest IncreasesShort Interest DecreasesUnusual Call VolumeUnusual Put Volume This page (NASDAQ:DFTX) was last updated on 8/10/2026 by MarketBeat.com Staff. 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