Definium Therapeutics (DFTX) Options Chain & Prices $38.81 +0.13 (+0.34%) As of 09/18/2026 04:00 PM Eastern Add Compare Share Share Options Chain Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsFinancialsInsider TradesNews and TrendsOptions ChainOwnershipSEC FilingsShort Interest DFTX Put and Call Options List 1/19/2029 1/21/2028 3/19/2027 1/15/2027 12/18/2026 11/20/2026 10/16/2026 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 VolatilityDeltaTrades10/16/2026$33.00$0.751Put2 - - 1770(+1)67.95% (-1.97%)-0.176022110/16/2026$34.00$0.917Put1 - - 5(+0)65.17% (-2.02%)-0.212404110/16/2026$34.00$5.551Call11 - 11(+0)65.17% (-2.02%)0.78595110/16/2026$35.00$1.133Put1116769(+1)62.67% (-2.15%)-0.256852510/16/2026$36.00$1.394Put3 - 1855(-2)60.67% (-2.20%)-0.306194310/16/2026$37.00$1.736Put692466734(+0)59.01% (-2.33%)-0.3647261510/16/2026$38.00$2.149Put1 - - 79(-1)57.87% (-2.39%)-0.426754110/16/2026$39.00$2.644Put142 - 2732(+0)59.42% (-0.21%)-0.4909391110/16/2026$39.00$2.259Call12 - 219(+0)57.22% (-2.41%)0.506018210/16/2026$40.00$3.207Put11 - - 833(+0)57.03% (-2.39%)-0.5524884 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. 10/16/2026$40.00$1.840Call68826306(+15)57.03% (-2.38%)0.4425911510/16/2026$41.00$1.507Call31114(+10)57.24% (-2.31%)0.384556310/16/2026$42.00$4.599Put3 - - 34(+0)57.81% (-2.17%)-0.66758110/16/2026$42.00$1.230Call21127(+3)57.79% (-2.19%)0.33046210/16/2026$43.00$1.003Call22 - 21(+0)58.63% (-2.01%)0.2816110/16/2026$44.00$0.829Call1218659(+195)59.64% (-1.82%)0.240802410/16/2026$45.00$0.690Call12432477(+4)60.79% (-1.62%)0.206149610/16/2026$46.00$0.579Call10 - 1036(+0)62.04% (-1.40%)0.1769331End-of-day options data provided by Trade Alert and Intrinio. Related Companies and Tools Related Companies Viatris Options Data Jazz Pharmaceuticals Options Data Neurocrine Biosciences Options Data Corcept Therapeutics Options Data Elanco Animal Health Options Data Axsome Therapeutics Options Data Dr. Reddy's Laboratories Options Data Crinetics Pharmaceuticals Options Data Lantheus Options Data Liquidia Options Data Options Chain Tools Short Interest TrackerShort Interest IncreasesShort Interest DecreasesUnusual Call VolumeUnusual Put Volume This page (NASDAQ:DFTX) was last updated on 9/18/2026 by MarketBeat.com Staff. From Our PartnersALERT: Drop these 5 stocks before the market opens tomorrow!The Wall Street Journal is already raising the alarm about a potential market crash, and Weiss Ratings researc...Weiss Ratings | SponsoredThey didn't warn anyone in 1971. 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