ClearSign Technologies (CLIR) Options Chain & Prices $4.20 +0.02 (+0.36%) Closing price 03:58 PM EasternExtended Trading$4.24 +0.04 (+0.83%) As of 04:10 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 Massive. Learn more. Add Compare Share Share Options Chain Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock CLIR Put and Call Options List 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 VolatilityDeltaTradesEnd-of-day options data provided by Trade Alert and Intrinio. Related Companies and Tools Related Companies Data I/O Options Trane Technologies Options Teradyne Options Keysight Technologies Options Veralto Options Fortive Options Nova Options Revvity Options Camtek Options Sensata Technologies Options Options Chain Tools Short Interest TrackerShort Interest IncreasesShort Interest DecreasesUnusual Call VolumeUnusual Put Volume This page (NASDAQ:CLIR) was last updated on 6/11/2026 by MarketBeat.com Staff. 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