Cytek Biosciences (CTKB) Options Chain & Prices $3.72 -0.04 (-1.06%) Closing price 04:00 PM EasternExtended Trading$3.72 -0.01 (-0.13%) As of 04:20 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 ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock CTKB Put and Call Options List 1/16/2026 10/17/2025 7/18/2025 5/16/2025 4/17/2025 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 VolatilityDeltaTradesEnd-of-day options data provided by Trade Alert and Intrinio. Remove Ads Related Companies and Tools Related Companies 10x Genomics Options Data Transcat Options Data Standard BioTools Options Data Allient Options Data EyePoint Pharmaceuticals Options Data Aehr Test Systems Options Data Quantum-Si Options Data Quanterix Options Data 908 Devices Options Data Seer Options Data Options Chain Tools Short Interest TrackerShort Interest IncreasesShort Interest DecreasesUnusual Call VolumeUnusual Put Volume This page (NASDAQ:CTKB) was last updated on 4/15/2025 by MarketBeat.com Staff From Our Partners[Action Required] Claim Your FREE IRS Loophole GuideThis shouldn't surprise anyone who's been paying attention, but... Pres. 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