ClearSign Technologies (CLIR) Stock Chart & Stock Price History $0.79 +0.03 (+3.93%) Closing price 04:00 PM EasternExtended Trading$0.79 0.00 (-0.37%) As of 04:01 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 Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock ClearSign Technologies Stock Price Performance 5 Day Performance+1.96%1 Month Performance-1.26%3 Month Performance-35.25%6 Month Performance-5.96%Year-To-Date Performance-45.15%1 Year Performance-17.72% Receive CLIR Stock News and Ratings via EmailSign-up to receive the latest news and ratings for ClearSign Technologies and its competitors with MarketBeat's FREE daily newsletter. Email Address CLIR Stock Chart for Thursday, March, 27, 2025 CLIR Chart by TradingViewRemove Ads ClearSign Technologies Stock Price History Daily Weekly Monthly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year Time Frame * Start Date * End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization03/26/2025$0.76$0.76-0.38%$0.79$0.7638,393 shs$38.18 million03/25/2025$0.77$0.76-0.44%$0.79$0.7631,688 shs$38.32 million03/24/2025$0.77$0.77-1.08%$0.80$0.7661,790 shs$38.49 million03/21/2025$0.79$0.77-1.94%$0.80$0.7728,470 shs$38.92 million03/20/2025$0.77$0.79+2.27%$0.81$0.7732,899 shs$39.69 million03/19/2025$0.80$0.77-3.44%$0.82$0.7741,063 shs$38.81 million03/18/2025$0.78$0.80+2.55%$0.81$0.7920,620 shs$40.19 million03/17/2025$0.81$0.78-3.12%$0.81$0.7550,591 shs$39.19 million03/14/2025$0.77$0.81+4.56%$0.82$0.7926,258 shs$40.45 million03/13/2025$0.84$0.77-8.32%$0.88$0.7599,896 shs$38.69 million Get the Latest News and Ratings for CLIR and Related StocksEnter your email address below to receive the latest news and analysts' ratings for ClearSign Technologies and its competitors with MarketBeat's FREE daily newsletter. 03/12/2025$0.79$0.84+6.33%$0.85$0.7781,726 shs$42.20 million03/11/2025$0.77$0.79+2.60%$0.83$0.7434,747 shs$39.69 million03/10/2025$0.85$0.77-9.39%$0.84$0.7682,563 shs$38.68 million03/07/2025$0.83$0.85+2.51%$0.87$0.7780,418 shs$42.69 million03/06/2025$0.84$0.83-0.72%$0.86$0.8035,569 shs$41.64 million03/05/2025$0.87$0.84-4.02%$0.87$0.8240,466 shs$41.95 million03/04/2025$0.79$0.87+10.81%$0.87$0.79129,832 shs$43.70 million03/03/2025$0.76$0.79+3.47%$0.90$0.67245,052 shs$39.44 million02/28/2025$0.80$0.76-5.15%$0.80$0.70289,660 shs$38.12 million02/27/2025$0.83$0.80-3.37%$0.95$0.8078,817 shs$40.19 million02/26/2025$0.78$0.83+5.86%$0.87$0.8055,958 shs$41.59 million Related Companies MASS Stock Chart KEQU Stock Chart NAUT Stock Chart RPID Stock Chart SEER Stock Chart ODYS Stock Chart INTT Stock Chart AKYA Stock Chart OWLT Stock Chart OPTX Stock Chart Receive CLIR Stock News and Ratings via EmailSign-up to receive the latest news and ratings for ClearSign Technologies and its competitors with MarketBeat's FREE daily newsletter. 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