Tandem Diabetes Care (TNDM) Options Chain & Prices $12.27 -0.52 (-4.07%) Closing price 04:00 PM EasternExtended Trading$12.38 +0.11 (+0.93%) As of 05:13 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 InterestSustainabilityTrendsBuy This Stock TNDM Put and Call Options List 1/15/2027 12/18/2026 2/20/2026 1/16/2026 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$10.00$2.774Call97 - 97290(-5)96.40% (+13.56%)0.96083289/19/2025$11.00$1.816Call5 - 5197(+0)79.34% (+6.86%)0.90411639/19/2025$13.00$0.665Put11 - 187(+0)69.41% (-4.18%)-0.55581319/19/2025$13.00$0.412Call522278(+0)69.41% (-4.18%)0.4457349/19/2025$14.00$1.424Put5 - 584(+0)75.82% (-3.31%)-0.78195749/19/2025$14.00$0.170Call94 - 40267(+0)75.81% (-3.31%)0.2205082End-of-day options data provided by Trade Alert and Intrinio. Related Companies and Tools Related Companies LivaNova Options Data Inspire Medical Systems Options Data Warby Parker Options Data Liquidia Technologies Options Data PROCEPT BioRobotics Options Data LeMaitre Vascular Options Data Artivion Options Data National Vision Options Data Enovis Options Data CONMED Options Data Options Chain Tools Short Interest TrackerShort Interest IncreasesShort Interest DecreasesUnusual Call VolumeUnusual Put Volume This page (NASDAQ:TNDM) was last updated on 9/12/2025 by MarketBeat.com Staff From Our PartnersStunning new initiative unfolding in the White House?what I just learned about what’s unfolding in the White House is truly stunning… And you need to see it for...Paradigm Press | SponsoredForget NVDA. Put $1,000 into this stock nowA massive money shift is underway in the AI market. 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