ClearSign Technologies (CLIR) Short Interest Ratio & Short Volume $0.80 -0.06 (-6.85%) Closing price 02/21/2025 03:57 PM EasternExtended Trading$0.80 +0.00 (+0.13%) As of 02/21/2025 06:21 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 Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrends ClearSign Technologies Short Interest DataClearSign Technologies (CLIR) has a short interest of 245,800 shares. This marks a 2.85% increase in short interest from the previous month. The short interest ratio (days to cover) is 1.5, indicating that it would take 1.5 days of the average trading volume of 89,582 shares to cover all short positions.Current Short Interest245,800 sharesPrevious Short Interest239,000 sharesChange Vs. Previous Month+2.85%Dollar Volume Sold Short$299,876.00Short Interest Ratio1.5 Days to CoverLast Record DateJanuary 31, 2025Outstanding Shares50,230,000 sharesPercentage of Shares Shorted0.49%Today's Trading Volume103,479 sharesAverage Trading Volume89,582 sharesToday's Volume Vs. Average116% Short Selling ClearSign Technologies? Sign up to receive the latest short interest report for ClearSign Technologies and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartCLIR Short Interest Over TimeCLIR Days to Cover Over TimeCLIR Percentage of Float Shorted Over Time ClearSign Technologies Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 1/31/2025245,800 shares $299,876.00 +2.9%N/A1.5 $1.22 1/15/2025239,000 shares $260,510.00 -28.5%N/A1.4 $1.09 12/31/2024334,300 shares $481,392.00 -1.6%N/A2.1 $1.44 12/15/2024339,700 shares $394,052.00 +44.3%N/A2.8 $1.16 11/30/2024235,500 shares $277,890.00 -5.1%N/A1.9 $1.18 11/15/2024248,100 shares $213,341.19 -7.5%N/A2.3 $0.86 10/31/2024268,200 shares $231,322.50 -3.2%N/A4.1 $0.86 10/15/2024277,100 shares $229,965.29 -17.7%N/A6 $0.83 9/30/2024336,500 shares $285,991.35 +27.2%N/A7.1 $0.85 9/15/2024264,600 shares $197,365.14 -4.9%N/A3.6 $0.75 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. 8/31/2024278,200 shares $208,622.18 -8.5%N/A3.7 $0.75 8/15/2024304,000 shares $221,768.00 +4.9%N/A3.8 $0.73 7/31/2024289,700 shares $249,142.00 -7.0%N/A3.5 $0.86 7/15/2024311,500 shares $258,576.15 -19.0%N/A3.3 $0.83 6/30/2024384,500 shares $320,788.35 +20.8%N/A4.3 $0.83 6/15/2024318,400 shares $229,248.00 +25.3%N/A5 $0.72 5/31/2024254,200 shares $210,960.58 -1.8%N/A4.2 $0.83 5/15/2024258,900 shares $212,298.00 -20.7%N/A4 $0.82 4/30/2024326,300 shares $257,809.63 +5.0%N/A4.9 $0.79 4/15/2024310,700 shares $277,921.15 -5.6%N/A5.2 $0.89 3/31/2024329,100 shares $317,581.50 +0.9%N/A5.5 $0.97 3/15/2024326,300 shares $319,741.37 -6.1%N/A4.7 $0.98 2/29/2024347,300 shares $444,544.00 +0.9%N/A4.2 $1.28 2/15/2024344,200 shares $347,642.00 -12.1%N/A3.2 $1.01 1/31/2024391,600 shares $387,684.00 +2.9%N/A3.6 $0.99 1/15/2024380,600 shares $433,884.00 +10.3%1.2%3.7 $1.14 12/31/2023345,000 shares $382,950.00 -2.2%1.1%3.4 $1.11 12/15/2023352,900 shares $419,951.00 -5.4%1.2%4 $1.19 11/30/2023373,200 shares $462,768.00 +6.7%1.2%4.5 $1.24 11/15/2023349,700 shares $292,873.75 -12.8%1.1%5.7 $0.84 10/31/2023401,200 shares $326,978.00 -3.3%1.3%8.2 $0.82 10/15/2023414,900 shares $435,645.00 -7.4%1.4%8.3 $1.05 9/30/2023448,100 shares $488,429.00 +10.1%1.5%8.9 $1.09 9/15/2023407,000 shares $373,992.30 -7.8%1.3%7.8 $0.92 8/31/2023441,300 shares $507,495.00 +5.6%1.4%9 $1.15 8/15/2023417,900 shares $409,291.26 +4.9%1.4%7.2 $0.98 7/31/2023398,300 shares $521,773.00 -8.6%1.3%6.3 $1.31 7/15/2023435,600 shares $592,416.00 +6.0%1.4%7.1 $1.36 6/30/2023411,100 shares $538,541.00 -2.8%1.3%6.2 $1.31 6/15/2023423,100 shares $520,413.00 -4.8%1.4%6.7 $1.23Collect $7k per month from Tesla’s SECRET dividend (Ad)There's a little-known secret about Tesla that even seasoned investors don't know. 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Want to see how it works?Click here to uncover Tesla's hidden income secret. 5/31/2023444,300 shares $679,779.00 +21.8%1.5%7.6 $1.53 5/15/2023364,800 shares $435,936.00 -2.2%1.2%8.6 $1.20 4/30/2023373,000 shares $395,380.00 +7.5%1.2%11.7 $1.06 4/15/2023346,900 shares $336,180.79 -5.1%1.1%11.4 $0.97 3/31/2023365,400 shares $291,589.20 -0.6%1.2%11.6 $0.80 3/15/2023367,500 shares $279,300.00 +0.1%1.2%10.2 $0.76 2/28/2023367,100 shares $296,212.99 -2.0%1.2%7.3 $0.81 2/15/2023374,700 shares $288,519.00 -1.9%1.2%7 $0.77 1/31/2023381,900 shares $282,644.19 +4.3%1.3%6.7 $0.74 1/15/2023366,200 shares $248,906.14 -11.0%1.2%6.2 $0.68 12/30/2022411,500 shares $220,564.00 +5.6%1.4%6.9 $0.54 12/15/2022389,800 shares $262,686.22 -3.7%1.3%7 $0.67 11/30/2022404,700 shares $277,745.61 +2.4%1.3%8.2 $0.69 11/15/2022395,100 shares $269,655.75 -3.4%1.3%9.3 $0.68 10/31/2022408,900 shares $338,896.32 -6.2%1.4%8.8 $0.83 10/15/2022435,900 shares $342,748.17 +2.0%1.4%8.9 $0.79 9/30/2022427,500 shares $392,445.00 +5.3%1.4%8.2 $0.92 9/15/2022406,100 shares $507,625.00 -3.1%1.4%8.2 $1.25 8/31/2022419,100 shares $414,909.00 +0.4%1.4%8 $0.99 8/15/2022417,300 shares $475,722.00 +0.7%1.5%7.1 $1.14 7/31/2022414,400 shares $414,400.00 +0.4%1.5%7.6 $1.00 7/15/2022412,700 shares $480,011.37 -3.2%1.4%8.4 $1.16 6/30/2022426,500 shares $516,065.00 0.0%2.1%8.8 $1.21 6/15/2022426,600 shares $469,260.00 -5.4%2.1%7.3 $1.10 5/31/2022450,900 shares $554,607.00 -3.0%1.6%7.7 $1.23 5/15/2022464,900 shares $571,827.00 +2.6%1.8%6.7 $1.23 4/30/2022453,100 shares $593,561.00 +4.1%1.8%6.5 $1.31 4/15/2022435,400 shares $622,622.00 -5.3%1.7%5.5 $1.43 3/31/2022459,800 shares $749,474.00 -29.3%1.8%5.6 $1.63 3/15/2022650,400 shares $819,504.00 -8.2%2.6%7.8 $1.26 2/28/2022708,300 shares $899,541.00 +46.5%2.8%7.3 $1.27 2/15/2022483,600 shares $575,484.00 -3.9%1.9%3.7 $1.19 1/31/2022503,400 shares $619,182.00 -8.1%2.0%1.1 $1.23 1/15/2022547,800 shares $723,096.00 -7.9%N/A1.2 $1.32 12/31/2021594,900 shares $820,962.00 +0.6%2.3%1.3 $1.38 12/15/2021591,500 shares $822,185.00 -6.3%2.3%1.2 $1.39 11/30/2021631,200 shares $1.05 million +46.5%2.5%1.3 $1.66 11/15/2021430,800 shares $766,824.00 -6.3%1.7%0.9 $1.78 10/29/2021459,800 shares $744,876.00 -1.8%1.9%3 $1.62 10/15/2021468,400 shares $875,908.00 -11.6%1.9%3.6 $1.87 9/30/2021529,800 shares $1.06 million -19.1%2.1%4.2 $2.00 9/15/2021655,100 shares $1.46 million +36.7%2.6%5.9 $2.23 8/31/2021479,100 shares $1.50 million +0.6%1.9%4.4 $3.14 8/13/2021476,100 shares $1.75 million -4.2%1.9%6.5 $3.67 7/30/2021497,100 shares $2.04 million -3.1%2.0%6.4 $4.10 7/15/2021512,900 shares $2.15 million +0.4%2.1%4.8 $4.20 6/30/2021510,700 shares $2.45 million -0.9%2.1%4 $4.80 6/15/2021515,400 shares $2.63 million -6.2%2.1%3 $5.10 5/28/2021549,600 shares $2.70 million -10.6%2.2%3 $4.92 5/14/2021614,600 shares $2.45 million +17.5%2.5%3 $3.99Collect $7k per month from Tesla’s SECRET dividend (Ad)There's a little-known secret about Tesla that even seasoned investors don't know. 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Want to see how it works?Click here to uncover Tesla's hidden income secret. 4/30/2021522,900 shares $2.50 million +19.3%2.2%2.3 $4.78 4/15/2021438,500 shares $1.93 million -17.2%1.8%1.9 $4.40 3/31/2021529,800 shares $2.97 million -2.9%2.2%2.1 $5.60 3/15/2021545,500 shares $2.74 million -12.6%2.3%2.2 $5.03 2/26/2021624,300 shares $2.96 million +6.0%2.7%2.2 $4.74 2/12/2021589,100 shares $2.40 million -13.1%2.5%2.1 $4.08 1/29/2021678,200 shares $2.73 million -10.9%2.9%2.7 $4.02 1/15/2021761,500 shares $2.98 million +10.8%3.3%3.5 $3.91 12/31/2020687,000 shares $2.03 million -10.2%2.9%3.1 $2.96 12/15/2020765,200 shares $2.00 million -11.2%3.3%3.6 $2.62 11/30/2020861,500 shares $2.26 million -7.5%3.7%5.4 $2.62 11/15/2020931,400 shares $2.18 million -2.3%4.0%6 $2.34 10/30/2020953,300 shares $2.23 million -5.6%4.3%5.7 $2.34 10/15/20201,010,000 shares $2.57 million +3.2%4.5%5 $2.54 9/30/2020979,200 shares $2.21 million +0.3%4.3%4.4 $2.26 9/15/2020975,900 shares $2.45 million -5.3%4.2%3.4 $2.51 8/31/20201,030,000 shares $2.36 million No Change4.5%0.2 $2.29 8/14/20201,030,000 shares $2.42 million -14.2%5.0%0.2 $2.35 7/31/20201,200,000 shares $2.71 million -18.9%5.8%0.2 $2.26 7/15/20201,480,000 shares $3.12 million -16.4%7.2%0.3 $2.11 6/30/20201,770,000 shares $3.56 million +37.2%8.6%0.4 $2.01 6/15/20201,290,000 shares $1.02 million +6.6%6.3%0.3 $0.79 5/29/20201,210,000 shares $659,571.00 -2.4%5.9%7.4 $0.55 5/15/20201,240,000 shares $741,396.00 +0.8%6.0%9.9 $0.60 4/30/20201,230,000 shares $1.11 million +0.8%6.0%18 $0.90 4/15/20201,220,000 shares $957,700.00 No Change5.9%19.6 $0.79 3/31/20201,220,000 shares $927,200.00 +9.1%5.9%19.8 $0.76 3/13/20201,118,000 shares $838,500.00 -0.2%5.4%28.4 $0.75 2/28/20201,120,000 shares $448,000.00 +1.8%5.5%17.8 $0.40 CLIR Short Interest - Frequently Asked Questions What is ClearSign Technologies' current short interest? Short interest is the volume of ClearSign Technologies shares that have been sold short but have not yet been covered or closed out. As of January 31st, traders have sold 245,800 shares of CLIR short. Learn More on ClearSign Technologies' current short interest. What is a good short interest ratio for ClearSign Technologies? The short interest ratio, also known as the "days to cover ratio", is calculated by dividing the number of shares of a stock sold short divided by its average trading volume. A short interest ratio ranging between 1 and 4 generally indicates strong positive sentiment about a stock and a lack of short sellers. A short interest ratio of 10 or greater indicates strong pessimism about a stock. CLIR shares currently have a short interest ratio of 2.0. Learn More on ClearSign Technologies's short interest ratio. Which institutional investors are shorting ClearSign Technologies? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of ClearSign Technologies: Concourse Financial Group Securities Inc.. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. Is ClearSign Technologies' short interest increasing or decreasing? ClearSign Technologies saw a increase in short interest in the month of January. As of January 31st, there was short interest totaling 245,800 shares, an increase of 2.8% from the previous total of 239,000 shares. Changes in short volume can be used to identify positive and negative investor sentiment. Investors that short sell a stock are betting that its price will decline in the future. An increase in short sale volume suggests bearish (negative) sentiment among investors. A decrease on short sale volume suggests bullish (positive) sentiment. How does ClearSign Technologies' short interest compare to its competitors? Here is how the short interest of companies in the industry of "measuring and control equipment" compare to ClearSign Technologies: Nautilus Biotechnology, Inc. (0.47%), Kewaunee Scientific Co. (2.77%), Frequency Electronics, Inc. (0.18%), Seer, Inc. (4.95%), Rapid Micro Biosystems, Inc. (0.64%), Akoya Biosciences, Inc. (9.85%), 908 Devices Inc. (7.61%), Owlet, Inc. (4.24%), Syntec Optics Holdings, Inc. (0.62%), Prenetics Global Limited (0.40%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: AppLovin Co. ($5.21 billion), Charter Communications, Inc. ($4.07 billion), Reddit, Inc. ($3.33 billion), The Kroger Co. ($2.67 billion), Cencora, Inc. ($2.29 billion), Hims & Hers Health, Inc. ($2.17 billion), SoFi Technologies, Inc. ($1.99 billion), Live Nation Entertainment, Inc. ($1.87 billion), Rivian Automotive, Inc. ($1.76 billion), and Moderna, Inc. ($1.60 billion). View all of the most shorted stocks. What does it mean to sell short ClearSign Technologies stock? Short selling CLIR is an investing strategy that aims to generate trading profit from ClearSign Technologies as its price is falling. CLIR shares are trading down $0.06 today. To short a stock, an investor borrows shares, sells them and buys the shares back on the public market later to return it to the lender. Short sellers are betting that a stock will decline in price. If the stock does drop after selling, the short seller buys it back at a lower price and returns it to the lender. The difference between the sell price and the buy price is the trader's profit. How does a short squeeze work against ClearSign Technologies? A short squeeze for ClearSign Technologies occurs when it has a large amount of short interest and its stock appreciates in price. This forces short sellers to cover their short interest positions by buying actual shares of CLIR, which in turn drives the price of the stock up even further. How often is ClearSign Technologies' short interest reported? Short interest is typically published by a stock exchange once per month. However, NASDAQ publishes a report for U.S. stocks, including CLIR, twice per month. The most recent reporting period available is January, 31 2025. More Short Interest Resources from MarketBeat Related Companies Nautilus Biotechnology Short Squeeze Kewaunee Scientific Short Squeeze Frequency Electronics Short Squeeze Seer Short Squeeze Rapid Micro Biosystems Short Squeeze Akoya Biosciences Short Squeeze 908 Devices Short Squeeze Owlet Short Squeeze Syntec Optics Short Squeeze Prenetics Global Short Squeeze Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NASDAQ:CLIR) was last updated on 2/22/2025 by MarketBeat.com Staff From Our PartnersElon’s “New Gold”MIT scientists just developed a brand-new metal… A metal that’s shaping up to be, not only the biggest brea...True Market Insiders | SponsoredCollect $7k per month from Tesla’s SECRET dividendTesla doesn't pay a traditional dividend.... 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