Tandem Diabetes Care (TNDM) Options Chain & Prices $17.06 -0.02 (-0.09%) Closing price 07/3/2025 03:58 PM EasternExtended Trading$16.80 -0.26 (-1.55%) As of 07:00 AM 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 ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock TNDM Put and Call Options List 1/15/2027 12/18/2026 2/20/2026 1/16/2026 11/21/2025 8/15/2025 7/18/2025 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 VolatilityDeltaTrades7/18/2025$16.00$0.471Put2121 - 37(+10)60.27% (-2.88%)-0.32920977/18/2025$17.00$0.679Call10557(+0)56.54% (-3.09%)0.48244637/18/2025$18.00$1.563Put1 - 196(+1)56.89% (-1.62%)-0.7158917/18/2025$20.00$0.099Call2020 - 104(+1)63.88% (+1.69%)0.1031711End-of-day options data provided by Trade Alert and Intrinio. Related Companies and Tools Related Companies iRhythm Technologies Options Data Bausch + Lomb Options Data TransMedics Group Options Data Soleno Therapeutics Options Data Inspire Medical Systems Options Data Envista Options Data PROCEPT BioRobotics Options Data LivaNova Options Data Warby Parker Options Data NovoCure Options Data Options Chain Tools Short Interest TrackerShort Interest IncreasesShort Interest DecreasesUnusual Call VolumeUnusual Put Volume This page (NASDAQ:TNDM) was last updated on 7/7/2025 by MarketBeat.com Staff From Our PartnersA grave, grave error.I thought what happened 25 years ago was a once- in-a-lifetime event… but how wrong I was. 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