ClearSign Technologies (CLIR) Stock Chart & Stock Price History $0.60 0.00 (-0.07%) Closing price 04:00 PM EasternExtended Trading$0.60 0.00 (-0.35%) As of 04:22 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 ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock ClearSign Technologies Stock Price Performance The ClearSign Technologies (CLIR) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 16.57%, with a year-to-date return of -58.33%. In the past month, the stock has increased 5.67%, reflecting recent market activity. As of the latest close, ClearSign Technologies traded at $0.60 with a market cap of $31.48 million and volume of 30,471 shares. Five years ago, the stock traded at $0.79, representing a 24.03% decrease over that period. At the time, it had a market cap of $21.65 million and a volume of 42,000 shares. 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 5 Day Performance-9.08%1 Month Performance+5.67%3 Month Performance-22.08%Year-To-Date Performance-58.33%1 Year Performance-16.57%5 Year Performance-24.03% CLIR Stock Chart for Friday, June, 13, 2025 CLIR Chart by TradingView ClearSign Technologies Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame Start Date End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization06/12/2025$0.61$0.60-0.87%$0.64$0.6030,471 shs$31.48 million06/11/2025$0.62$0.61-1.97%$0.66$0.6064,693 shs$31.76 million06/10/2025$0.62$0.62+0.23%$0.65$0.5830,325 shs$32.40 million06/09/2025$0.66$0.62-6.58%$0.67$0.5576,716 shs$32.32 million06/06/2025$0.65$0.66+1.66%$0.68$0.6145,757 shs$34.60 million06/05/2025$0.61$0.65+6.43%$0.67$0.6144,513 shs$34.03 million06/04/2025$0.63$0.61-3.47%$0.65$0.6055,961 shs$31.98 million06/03/2025$0.67$0.63-5.69%$0.70$0.6330,909 shs$33.13 million06/02/2025$0.67$0.67+0.15%$0.70$0.5969,654 shs$35.12 million05/30/2025$0.65$0.67+2.91%$0.70$0.6215,106 shs$35.07 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. 05/29/2025$0.61$0.65+7.28%$0.70$0.58114,580 shs$34.08 million05/28/2025$0.57$0.61+5.57%$0.62$0.5750,561 shs$31.77 million05/27/2025$0.62$0.57-7.43%$0.63$0.5623,215 shs$30.09 million05/26/2025$0.62$0.62$0.65$0.5884,285 shs$32.51 million05/23/2025$0.62$0.62-0.75%$0.65$0.5884,285 shs$32.51 million05/22/2025$0.71$0.62-12.00%$0.69$0.58148,777 shs$32.75 million05/21/2025$0.71$0.71+0.06%$0.75$0.6667,103 shs$37.22 million05/20/2025$0.73$0.71-2.79%$0.76$0.6643,769 shs$37.20 million05/19/2025$0.74$0.73-1.08%$0.77$0.65105,684 shs$38.27 million05/16/2025$0.65$0.74+13.91%$0.78$0.65130,045 shs$38.69 million05/15/2025$0.62$0.65+4.50%$0.67$0.6252,499 shs$33.96 million05/14/2025$0.57$0.62+9.17%$0.71$0.57157,396 shs$32.50 million05/13/2025$0.57$0.57-0.80%$0.57$0.5533,747 shs$29.77 million05/12/2025$0.54$0.57+5.08%$0.58$0.5352,607 shs$30.01 million Related Companies SEER Stock Chart KEQU Stock Chart PRE Stock Chart OWLT Stock Chart NAUT Stock Chart ODYS Stock Chart INTT Stock Chart OPXS Stock Chart AKYA 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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