Clean Energy Fuels (CLNE) Short Interest Ratio & Short Volume $1.86 +0.02 (+1.09%) Closing price 05/22/2025 04:00 PM EasternExtended Trading$1.80 -0.06 (-2.96%) As of 06:07 AM 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 InterestSustainabilityTrendsBuy This Stock Clean Energy Fuels Short Interest DataClean Energy Fuels (CLNE) has a short interest of 11.50 million shares, representing 7.08% of the float (the number of shares available for trading by the public). This marks a 1.23% increase in short interest from the previous month. The short interest ratio (days to cover) is 4.3, indicating that it would take 4.3 days of the average trading volume of 2.11 million shares to cover all short positions.Current Short Interest11,500,000 sharesPrevious Short Interest11,360,000 sharesChange Vs. Previous Month+1.23%Dollar Volume Sold Short$16.68 millionShort Interest Ratio4.3 Days to CoverLast Record DateApril 30, 2025Outstanding Shares220,982,000 sharesFloat Size162,450,000 sharesShort Percent of Float7.08%Today's Trading Volume2,350,083 sharesAverage Trading Volume2,114,854 sharesToday's Volume Vs. Average111% Short Selling Clean Energy Fuels? Sign up to receive the latest short interest report for Clean Energy Fuels and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartCLNE Short Interest Over TimeCLNE Days to Cover Over TimeCLNE Percentage of Float Shorted Over Time Clean Energy Fuels Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 4/30/202511,500,000 shares $16.68 million +1.2%7.1%4.3 $1.45 4/15/202511,360,000 shares $15.00 million +3.0%6.9%4 $1.32 3/31/202511,030,000 shares $17.10 million +15.0%6.7%3.8 $1.55 3/15/20259,590,000 shares $16.88 million -7.5%5.8%3.4 $1.76 2/28/202510,370,000 shares $21.15 million +7.0%6.3%3.8 $2.04 2/15/20259,690,000 shares $30.33 million -4.4%5.9%3.7 $3.13 1/31/202510,140,000 shares $33.56 million -3.5%6.2%4.2 $3.31 1/15/202510,510,000 shares $29.95 million -0.9%6.4%5 $2.85 12/31/202410,610,000 shares $26.63 million -1.9%6.4%5.6 $2.51 12/15/202410,820,000 shares $29.97 million -5.3%6.6%6.6 $2.77 Get the Latest News and Ratings for CLNE and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Clean Energy Fuels and its competitors with MarketBeat's FREE daily newsletter. 11/30/202411,420,000 shares $35.17 million -0.1%6.9%7.2 $3.08 11/15/202411,430,000 shares $30.29 million -1.7%6.9%7.8 $2.65 10/31/202411,630,000 shares $32.91 million -3.4%7.1%8.4 $2.83 10/15/202412,040,000 shares $35.04 million -2.2%7.3%8.7 $2.91 9/30/202412,310,000 shares $38.28 million -4.3%7.5%8.4 $3.11 9/15/202412,860,000 shares $38.07 million +3.0%7.8%8 $2.96 8/31/202412,480,000 shares $38.56 million +4.5%7.6%7.7 $3.09 8/15/202411,940,000 shares $38.57 million -6.1%7.3%6.9 $3.23 7/31/202412,720,000 shares $36.25 million -9.0%7.7%7.1 $2.85 7/15/202413,970,000 shares $37.16 million No Change8.5%8.4 $2.66 2/29/202413,160,000 shares $38.82 million +4.8%7.9%7.4 $2.95 2/15/202412,560,000 shares $39.56 million +7.1%7.6%7.4 $3.15 1/31/202411,730,000 shares $34.60 million +0.3%7.1%6.6 $2.95 1/15/202411,700,000 shares $39.90 million -5.8%7.1%6.4 $3.41 12/31/202312,420,000 shares $47.57 million +5.1%7.5%6.7 $3.83 12/15/202311,820,000 shares $43.85 million +0.1%7.1%6 $3.71 11/30/202311,810,000 shares $42.63 million No Change7.1%6.3 $3.61 11/15/202311,810,000 shares $41.57 million +0.8%7.1%6.5 $3.52 10/31/202311,720,000 shares $40.90 million -4.3%7.1%6.5 $3.49 10/15/202312,240,000 shares $47.12 million +0.7%7.4%7.2 $3.85 9/30/202312,150,000 shares $46.53 million -2.2%7.3%7.3 $3.83 9/15/202312,420,000 shares $54.28 million +4.7%7.5%7.7 $4.37 8/31/202311,860,000 shares $50.52 million +6.4%7.2%7.4 $4.26 8/15/202311,150,000 shares $45.49 million +7.1%6.7%6.6 $4.08 7/31/202310,410,000 shares $51.32 million -7.6%6.3%6.1 $4.93 7/15/202311,260,000 shares $54.50 million -7.2%6.8%6.4 $4.84 6/30/202312,130,000 shares $60.16 million +2.5%7.3%6.9 $4.96 6/15/202311,840,000 shares $52.57 million +0.7%7.2%6.5 $4.44 5/31/202311,760,000 shares $47.28 million +4.4%7.1%6 $4.02 5/15/202311,260,000 shares $51.91 million -9.2%6.8%5 $4.61Watch This Robotics Demo Before July 23rd (Ad)Jeff Brown, the tech legend who picked shares of Nvidia in 2016 before they jumped by more than 22,000%... 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Click here to watch the demo… 4/30/202312,400,000 shares $52.95 million +9.7%7.5%5.6 $4.27 4/15/202311,300,000 shares $50.51 million -6.2%6.8%4.9 $4.47 3/31/202312,050,000 shares $52.54 million -4.7%7.3%5.2 $4.36 3/15/202312,650,000 shares $55.03 million +17.2%7.7%5.4 $4.35 2/28/202310,790,000 shares $60.42 million +3.0%6.5%4.9 $5.60 2/15/202310,480,000 shares $62.57 million -6.3%6.4%5.3 $5.97 1/31/202311,190,000 shares $63.34 million +3.1%6.7%5.2 $5.66 1/15/202310,850,000 shares $63.04 million -6.8%6.5%4.8 $5.81 12/30/202211,640,000 shares $60.53 million -5.2%7.0%4.6 $5.20 12/15/202212,280,000 shares $70.86 million +9.4%7.3%4.7 $5.77 11/30/202211,230,000 shares $75.91 million -7.1%6.7%4.1 $6.76 11/15/202212,090,000 shares $88.62 million -1.1%7.2%4.3 $7.33 10/31/202212,220,000 shares $82.00 million -8.2%7.3%4.2 $6.71 10/15/202213,310,000 shares $64.82 million +3.7%8.0%4.3 $4.87 9/30/202212,840,000 shares $68.57 million -9.4%7.7%4.5 $5.34 9/15/202214,170,000 shares $87.85 million +6.1%8.5%4.4 $6.20 8/31/202213,350,000 shares $89.71 million -7.4%8.0%3.6 $6.72 8/15/202214,410,000 shares $115.14 million -4.4%8.6%3.9 $7.99 7/31/202215,080,000 shares $97.72 million +13.6%11.2%3.9 $6.48 7/15/202213,270,000 shares $66.75 million -8.4%9.8%3.6 $5.03 6/30/202214,480,000 shares $64.87 million +11.6%10.7%4 $4.48 6/15/202212,980,000 shares $65.68 million No Change9.6%3.8 $5.06 5/31/202212,980,000 shares $71.78 million -13.3%7.7%4.2 $5.53 5/15/202214,970,000 shares $72.75 million +7.6%8.9%4.5 $4.86 4/30/202213,910,000 shares $81.51 million +9.7%8.3%4.2 $5.86 4/15/202212,680,000 shares $91.55 million +4.5%7.6%3.5 $7.22 3/31/202212,140,000 shares $96.39 million -21.1%7.2%3.2 $7.94 3/15/202215,390,000 shares $110.35 million -7.7%9.2%4 $7.17 2/28/202216,680,000 shares $121.26 million -4.3%10.0%4.3 $7.27 2/15/202217,430,000 shares $115.91 million +6.2%10.4%4.7 $6.65 1/31/202216,420,000 shares $99.67 million +11.7%10.7%4.3 $6.07 1/15/202214,700,000 shares $89.38 million +1.8%N/A3.9 $6.08 12/31/202114,440,000 shares $88.52 million -6.2%8.6%4.1 $6.13 12/15/202115,390,000 shares $98.50 million +4.7%9.2%4 $6.40 11/30/202114,700,000 shares $105.40 million +2.4%8.8%3.7 $7.17 11/15/202114,350,000 shares $119.39 million -3.5%8.5%3.5 $8.32 10/29/202114,870,000 shares $137.10 million -5.8%8.9%3.3 $9.22 10/15/202115,780,000 shares $142.02 million +4.0%9.4%3.3 $9.00 9/30/202115,180,000 shares $123.72 million +23.8%9.0%2.7 $8.15 9/15/202112,260,000 shares $100.29 million -1.1%7.3%1.9 $8.18 8/31/202112,400,000 shares $98.33 million -5.2%7.4%1 $7.93 8/13/202113,080,000 shares $98.49 million -7.2%7.8%0.8 $7.53 7/30/202114,100,000 shares $105.89 million -10.5%8.4%0.9 $7.51 7/15/202115,750,000 shares $120.49 million -6.9%9.4%1 $7.65 6/30/202116,920,000 shares $171.74 million +18.8%10.5%1 $10.15 6/15/202114,240,000 shares $158.21 million +64.1%8.8%0.9 $11.11 5/28/20218,680,000 shares $68.75 million -18.7%5.9%0.8 $7.92 5/14/202110,670,000 shares $83.97 million -8.2%7.3%1.6 $7.87 4/30/202111,620,000 shares $131.77 million +23.0%8.0%1.5 $11.34 4/15/20219,450,000 shares $111.98 million -9.7%6.6%1.1 $11.85URGENT: Someone's Moving Gold Out of London... 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Go here to learn about my Top Four picks for the coming bull mania. 3/31/202110,470,000 shares $138.31 million +34.2%7.3%1.3 $13.21 3/15/20217,800,000 shares $115.99 million +62.2%5.4%0.8 $14.87 2/26/20214,810,000 shares $61.78 million -27.2%3.4%0.5 $12.85 2/12/20216,610,000 shares $110.59 million -13.0%4.6%0.7 $16.73 1/29/20217,600,000 shares $79.34 million -7.3%5.3%0.9 $10.44 1/15/20218,200,000 shares $83.72 million +18.5%5.7%1.2 $10.21 12/31/20206,920,000 shares $56.67 million +119.7%4.9%1.2 $8.19 12/15/20203,150,000 shares $13.26 million +17.5%2.2%0.8 $4.21 11/30/20202,680,000 shares $13.48 million +5.9%1.9%1.3 $5.03 11/15/20202,530,000 shares $8.07 million -3.8%1.8%1.5 $3.19 10/30/20202,630,000 shares $6.63 million -6.4%1.8%2.1 $2.52 10/15/20202,810,000 shares $7.62 million +2.9%2.0%1.9 $2.71 9/30/20202,730,000 shares $6.77 million -13.9%1.9%1.5 $2.48 9/15/20203,170,000 shares $8.34 million +5.7%2.2%1 $2.63 8/31/20203,000,000 shares $7.92 million +7.1%2.1%1 $2.64 8/14/20202,800,000 shares $7.56 million -22.9%2.0%0.9 $2.70 7/31/20203,630,000 shares $8.64 million +27.4%2.5%1.3 $2.38 7/15/20202,850,000 shares $7.35 million +85.1%2.0%1.1 $2.58 6/30/20201,540,000 shares $3.42 million +63.3%1.1%0.6 $2.22 6/15/2020943,200 shares $2.07 million -15.0%0.7%1 $2.19 5/29/20201,110,000 shares $2.32 million -8.3%0.8%0.9 $2.09 CLNE Short Interest - Frequently Asked Questions What is Clean Energy Fuels' current short interest? Short interest is the volume of Clean Energy Fuels shares that have been sold short but have not yet been closed out or covered. As of April 30th, traders have sold 11,500,000 shares of CLNE short. 7.08% of Clean Energy Fuels' shares are currently sold short. Learn More on Clean Energy Fuels' current short interest. What is a good short interest ratio for Clean Energy Fuels? 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. CLNE shares currently have a short interest ratio of 4.0. Learn More on Clean Energy Fuels's short interest ratio. Which institutional investors are shorting Clean Energy Fuels? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Clean Energy Fuels: Simplex Trading LLC. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. What is a good short interest percentage for Clean Energy Fuels? Companies that have a short interest as a percentage of float below 10% indicates positive investor sentiment and few short sellers. Stocks with a short interest percentage above 10% is considered high, suggesting some investors are pessimistic about the stock. Companies with a short interest percentage of 20% or more indicates widespread negative sentiment. 7.08% of Clean Energy Fuels' floating shares are currently sold short. Is Clean Energy Fuels' short interest increasing or decreasing? Clean Energy Fuels saw a increase in short interest during the month of April. As of April 30th, there was short interest totaling 11,500,000 shares, an increase of 1.2% from the previous total of 11,360,000 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. What is Clean Energy Fuels' float size? Clean Energy Fuels currently has issued a total of 220,982,000 shares. Some of Clean Energy Fuels' outstanding shares are available for trading, while others are subject to various restrictions. The public float, also referred to as floating shares or "the float", are shares that publicly owned, unrestricted and available to trade on the open market. Clean Energy Fuels currently has a public float of 162,450,000 shares. How does Clean Energy Fuels' short interest compare to its competitors? 7.08% of Clean Energy Fuels' shares are currently sold short. Here is how the short interest of companies compare to Clean Energy Fuels: Delek US Holdings, Inc. (16.85%), REX American Resources Co. (3.63%), Green Plains Inc. (12.68%), Gevo, Inc. (13.02%), Marathon Petroleum Co. (2.76%), Phillips 66 (3.37%), Valero Energy Co. (3.94%), PBF Energy Inc. (25.84%), CVR Energy, Inc. (13.22%), OPAL Fuels Inc. (7.44%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: Spotify Technology S.A. ($4.67 billion), Charter Communications, Inc. ($4.58 billion), Capital One Financial Co. ($4.47 billion), The Kroger Co. ($2.56 billion), Reddit, Inc. ($2.23 billion), Rivian Automotive, Inc. ($2.16 billion), Live Nation Entertainment, Inc. ($1.90 billion), SoFi Technologies, Inc. ($1.85 billion), Zscaler, Inc. ($1.75 billion), and Omnicom Group Inc. ($1.75 billion). View all of the most shorted stocks. What does it mean to sell short Clean Energy Fuels stock? Short selling CLNE is an investing strategy that aims to generate trading profit from Clean Energy Fuels as its price is falling. CLNE shares are trading up $0.02 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 Clean Energy Fuels? A short squeeze for Clean Energy Fuels occurs when it has a large amount of short interest and its stock increases in price. This forces short sellers to cover their short interest positions by buying actual shares of CLNE, which in turn drives the price of the stock up even further. How often is Clean Energy Fuels' 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 CLNE, twice per month. The most recent reporting period available is April, 30 2025. More Short Interest Resources from MarketBeat Related Companies DK Short Interest Data REX Short Interest Data GPRE Short Interest Data GEVO Short Interest Data MPC Short Interest Data PSX Short Interest Data VLO Short Interest Data PBF Short Interest Data CVI Short Interest Data OPAL Short Interest Data Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NASDAQ:CLNE) was last updated on 5/23/2025 by MarketBeat.com Staff From Our PartnersMarket Panic: Trump Just Dropped a Bomb on Your Stockstock Market Panic: Trump Just Dropped a Bomb on Your Stocks The market is in freefall—and Trump's new tarif...American Alternative | SponsoredWhite House to reset Social Security?Elon Musk's parting DOGE gift looks set to shock America... 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