Energy Recovery (ERII) Short Interest Ratio & Short Volume $15.29 +0.19 (+1.26%) Closing price 02/14/2025 04:00 PM EasternExtended Trading$15.28 -0.01 (-0.07%) As of 02/14/2025 07:27 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 InterestSustainabilityTrends Energy Recovery Short Interest DataEnergy Recovery (ERII) has a short interest of 1.49 million shares, representing 2.68% of the float (the number of shares available for trading by the public). This marks a -10.24% decrease in short interest from the previous month. The short interest ratio (days to cover) is 3.4, indicating that it would take 3.4 days of the average trading volume of 255,718 shares to cover all short positions.Current Short Interest1,490,000 sharesPrevious Short Interest1,660,000 sharesChange Vs. Previous Month-10.24%Dollar Volume Sold Short$21.37 millionShort Interest Ratio3.4 Days to CoverLast Record DateJanuary 31, 2025Outstanding Shares57,890,000 sharesFloat Size55,520,000 sharesShort Percent of Float2.68%Today's Trading Volume346,636 sharesAverage Trading Volume255,718 sharesToday's Volume Vs. Average136% Short Selling Energy Recovery? Sign up to receive the latest short interest report for Energy Recovery and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartERII Short Interest Over TimeERII Days to Cover Over TimeERII Percentage of Float Shorted Over Time Energy Recovery Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 1/31/20251,490,000 shares $21.37 million -10.2%2.7%3.4 $14.34 1/15/20251,660,000 shares $23.85 million +2.5%3.0%3.7 $14.37 12/31/20241,620,000 shares $23.81 million -5.8%2.9%3.4 $14.70 12/15/20241,720,000 shares $27.71 million +13.2%3.1%3.7 $16.11 11/30/20241,520,000 shares $23.65 million -20.8%2.7%3.3 $15.56 11/15/20241,920,000 shares $36 million -12.7%3.4%4.2 $18.75 10/31/20242,200,000 shares $39.29 million -3.5%3.9%6.3 $17.86 10/15/20242,280,000 shares $41.13 million -0.9%4.1%6 $18.04 9/30/20242,300,000 shares $40.00 million +8.5%4.1%6 $17.39 9/15/20242,120,000 shares $33.98 million -4.5%3.8%5.3 $16.03 Get the Latest News and Ratings for ERII and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Energy Recovery and its competitors with MarketBeat's FREE daily newsletter. 8/31/20242,220,000 shares $36.05 million -10.5%4.0%5.5 $16.24 8/15/20242,480,000 shares $42.63 million -6.4%4.4%6.2 $17.19 7/31/20242,650,000 shares $38.64 million +2.3%4.8%6.6 $14.58 7/15/20242,590,000 shares $38.23 million +2.4%4.7%6.6 $14.76 6/30/20242,530,000 shares $33.62 million +6.8%4.6%6.6 $13.29 6/15/20242,370,000 shares $30.41 million -9.9%4.3%6.3 $12.83 5/31/20242,630,000 shares $35.51 million -3.7%4.7%6.5 $13.50 5/15/20242,730,000 shares $38.47 million +9.6%4.9%6.4 $14.09 4/30/20242,490,000 shares $37.10 million +5.1%4.5%5.6 $14.90 4/15/20242,370,000 shares $33.13 million -5.6%4.3%5.4 $13.98 3/31/20242,510,000 shares $39.63 million -2.7%4.6%5.2 $15.79 3/15/20242,580,000 shares $38.24 million -15.1%4.7%5.5 $14.82 2/29/20243,040,000 shares $47.52 million -12.4%5.5%6.7 $15.63 2/15/20243,470,000 shares $56.32 million -3.6%6.3%8.1 $16.23 1/31/20243,600,000 shares $55.84 million +0.3%6.6%8.4 $15.51 1/15/20243,590,000 shares $64.30 million +1.7%6.5%6.9 $17.91 12/31/20233,530,000 shares $66.51 million -0.3%6.4%7.2 $18.84 12/15/20233,540,000 shares $65.74 million -2.5%6.5%6.9 $18.57 11/30/20233,630,000 shares $69.19 million +1.4%6.6%6.9 $19.06 11/15/20233,580,000 shares $69.63 million +4.4%6.5%6.7 $19.45 10/31/20233,430,000 shares $52.14 million +12.1%6.2%6.6 $15.20 10/15/20233,060,000 shares $59.70 million No Change5.6%6.8 $19.51 9/30/20233,060,000 shares $64.90 million +3.4%5.6%7 $21.21 9/15/20232,960,000 shares $68.08 million +9.6%5.4%6.9 $23.00 8/31/20232,700,000 shares $73.39 million -1.1%4.9%6.4 $27.18 8/15/20232,730,000 shares $74.75 million +25.8%5.0%6.7 $27.38 7/31/20232,170,000 shares $66.14 million +0.9%4.0%5.3 $30.48 7/15/20232,150,000 shares $62.50 million -4.4%3.9%5.5 $29.07 6/30/20232,250,000 shares $62.89 million -1.8%4.1%6 $27.95 6/15/20232,290,000 shares $61.44 million -4.6%4.4%6.5 $26.83Elon Social Security shock? (Ad)“A Maniacal Sense of Urgency” We could be just days away from Elon Musk launching his next big venture. One Boston based think tank believes it could have drastic impacts on your money and life in America.Get the details here. 5/31/20232,400,000 shares $57.14 million -1.2%4.6%6.8 $23.81 5/15/20232,430,000 shares $59.71 million -0.8%4.7%6.5 $24.57 4/30/20232,450,000 shares $55.20 million +2.9%4.9%6.5 $22.53 4/15/20232,380,000 shares $58.33 million +13.9%4.7%7 $24.51 3/31/20232,090,000 shares $48.17 million -9.9%4.1%6.4 $23.05 3/15/20232,320,000 shares $50.97 million -5.7%4.6%7.6 $21.97 2/28/20232,460,000 shares $54.29 million +5.1%4.9%8.2 $22.07 2/15/20232,340,000 shares $52.65 million -0.9%4.7%7.7 $22.50 1/31/20232,360,000 shares $52.23 million -4.1%4.7%7.3 $22.13 1/15/20232,460,000 shares $54.59 million -6.1%4.9%6 $22.19 12/30/20222,620,000 shares $53.68 million +3.6%5.2%6 $20.49 12/15/20222,530,000 shares $53.59 million -4.5%5.0%5.4 $21.18 11/30/20222,650,000 shares $61.43 million -8.3%5.3%5.1 $23.18 11/15/20222,890,000 shares $62.08 million -5.3%5.8%5.6 $21.48 10/31/20223,050,000 shares $78.48 million +21.0%6.1%6.4 $25.73 10/15/20222,520,000 shares $51.69 million -14.6%5.1%6.3 $20.51 9/30/20222,950,000 shares $64.13 million +1.4%6.5%8.4 $21.74 9/15/20222,910,000 shares $73.94 million +5.4%6.4%8.5 $25.41 8/31/20222,760,000 shares $63.31 million +1.5%6.1%8.6 $22.94 8/15/20222,720,000 shares $65.52 million +6.3%6.0%8.3 $24.09 7/31/20222,560,000 shares $56.91 million -6.2%5.5%6.7 $22.23 7/15/20222,730,000 shares $52.77 million +5.4%5.9%6.9 $19.33 6/30/20222,590,000 shares $50.30 million +11.6%5.6%5.9 $19.42 6/15/20222,320,000 shares $45.17 million +1.8%5.0%5 $19.47 5/31/20222,280,000 shares $46.08 million -10.2%4.9%5 $20.21 5/15/20222,540,000 shares $44.22 million +2.8%5.5%5.9 $17.41 4/30/20222,470,000 shares $45.74 million +3.4%5.3%6.4 $18.52 4/15/20222,390,000 shares $48.56 million +8.6%5.1%6.5 $20.32 3/31/20222,200,000 shares $44.31 million +6.3%4.8%6.1 $20.14 3/15/20222,070,000 shares $39.19 million +3.0%4.5%6.5 $18.93 2/28/20222,010,000 shares $38.19 million -2.0%4.3%6.4 $19.00 2/15/20222,050,000 shares $40.34 million -8.1%4.4%7.1 $19.68 1/31/20222,230,000 shares $43.66 million +12.1%4.8%6.7 $19.58 1/15/20221,990,000 shares $39.24 million -0.5%4.3%5.5 $19.72 12/31/20212,000,000 shares $42.98 million -1.5%4.3%5 $21.49 12/15/20212,030,000 shares $41.96 million +1.5%4.4%5.1 $20.67 11/30/20212,000,000 shares $42.50 million -14.9%4.2%5.2 $21.25 11/15/20212,350,000 shares $51.94 million -3.3%5.1%5.7 $22.10 10/29/20212,430,000 shares $49.38 million -5.8%5.3%6.4 $20.32 10/15/20212,580,000 shares $51.45 million -2.6%6.5%7.4 $19.94 9/30/20212,650,000 shares $50.43 million -2.9%6.7%8.9 $19.03 9/15/20212,730,000 shares $55.88 million +8.8%6.9%8.1 $20.47 8/31/20212,510,000 shares $51.28 million +4.6%6.6%6.9 $20.43 8/13/20212,400,000 shares $45.79 million -2.0%6.3%6.5 $19.08 7/30/20212,450,000 shares $51.82 million -5.4%6.4%5.7 $21.15 7/15/20212,590,000 shares $53.38 million +9.8%6.8%5.4 $20.61 6/30/20212,360,000 shares $53.76 million -5.6%6.2%4.4 $22.78 6/15/20212,500,000 shares $53.30 million +11.6%6.6%5.2 $21.32 5/28/20212,240,000 shares $42.58 million -8.2%5.9%4.4 $19.01 5/14/20212,440,000 shares $41.50 million +4.7%6.4%4.3 $17.01Elon Social Security shock? (Ad)“A Maniacal Sense of Urgency” We could be just days away from Elon Musk launching his next big venture. One Boston based think tank believes it could have drastic impacts on your money and life in America.Get the details here. 4/30/20212,330,000 shares $50.82 million +20.7%6.2%4.5 $21.81 4/15/20211,930,000 shares $35.71 million -1.5%5.1%4.3 $18.50 3/31/20211,960,000 shares $35.64 million -9.3%5.3%5 $18.19 3/15/20212,160,000 shares $41.69 million +2.4%5.8%5.4 $19.30 2/26/20212,110,000 shares $36.90 million -4.1%5.8%6.4 $17.49 2/12/20212,200,000 shares $32.71 million -7.2%6.1%7.9 $14.87 1/29/20212,370,000 shares $33.25 million -6.0%6.5%9.7 $14.03 1/15/20212,520,000 shares $37.12 million -11.9%6.9%10.6 $14.73 12/31/20202,860,000 shares $37.87 million +1.1%7.9%11.9 $13.24 12/15/20202,830,000 shares $35.66 million No Change7.8%13.3 $12.60 11/30/20202,830,000 shares $30.79 million No Change7.8%12.9 $10.88 11/15/20202,830,000 shares $28.67 million -2.4%7.8%12.9 $10.13 10/30/20202,900,000 shares $25.80 million +7.4%8.0%14.1 $8.90 10/15/20202,700,000 shares $24.44 million -2.5%7.5%13.1 $9.05 9/30/20202,770,000 shares $22.71 million -13.4%7.7%13.6 $8.20 9/15/20203,200,000 shares $27.68 million -13.0%8.9%11.9 $8.65 8/31/20203,680,000 shares $31.32 million -1.3%10.2%14.5 $8.51 8/14/20203,730,000 shares $31.33 million -2.9%10.4%14.6 $8.40 7/31/20203,840,000 shares $29.15 million -7.9%10.7%13.5 $7.59 7/15/20204,170,000 shares $30.86 million +5.3%11.6%14.4 $7.40 6/30/20203,960,000 shares $30.08 million +4.8%11.1%13.3 $7.60 6/15/20203,780,000 shares $32.13 million +4.1%10.6%14.9 $8.50 5/29/20203,630,000 shares $27.90 million -10.6%10.2%12.3 $7.69 5/15/20204,060,000 shares $30.33 million +3.6%10.2%13.5 $7.47 4/30/20203,920,000 shares $31.91 million -7.1%10.2%14.6 $8.14 4/15/20204,220,000 shares $29.50 million No Change11.0%16.3 $6.99 3/31/20204,220,000 shares $32.07 million -7.8%11.0%16.9 $7.60 3/13/20204,578,800 shares $33.97 million +5.3%12.0%13.8 $7.42 2/28/20204,350,000 shares $29.15 million +3.6%11.4%23.8 $6.70 ERII Short Interest - Frequently Asked Questions What is Energy Recovery's current short interest? Short interest is the volume of Energy Recovery shares that have been sold short but have not yet been covered or closed out. As of January 31st, investors have sold 1,490,000 shares of ERII short. 2.68% of Energy Recovery's shares are currently sold short. Learn More on Energy Recovery's current short interest. What is a good short interest ratio for Energy Recovery? 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. ERII shares currently have a short interest ratio of 3.0. Learn More on Energy Recovery's short interest ratio. Which institutional investors are shorting Energy Recovery? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Energy Recovery: Concourse Financial Group Securities Inc.. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. What is a good short interest percentage for Energy Recovery? 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. 2.68% of Energy Recovery's floating shares are currently sold short. Is Energy Recovery's short interest increasing or decreasing? Energy Recovery saw a decrease in short interest during the month of January. As of January 31st, there was short interest totaling 1,490,000 shares, a decrease of 10.2% from the previous total of 1,660,000 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 Energy Recovery's float size? Energy Recovery currently has issued a total of 57,890,000 shares. Some of Energy Recovery's 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. Energy Recovery currently has a public float of 55,520,000 shares. How does Energy Recovery's short interest compare to its competitors? 2.68% of Energy Recovery's shares are currently sold short. Here is how the short interest of companies in the industry of "industrial machinery" compare to Energy Recovery: Albany International Corp. (1.78%), Barnes Group Inc. (2.10%), Standex International Co. (1.79%), Kennametal Inc. (6.65%), Tennant (3.37%), Proto Labs, Inc. (2.46%), The Gorman-Rupp Company (0.69%), Columbus McKinnon Co. (1.91%), TriMas Co. (7.31%), Hyster-Yale Materials Handling, Inc. (6.47%), 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 Energy Recovery stock? Short selling ERII is an investing strategy that aims to generate trading profit from Energy Recovery as its price is falling. ERII shares are trading up $0.19 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 Energy Recovery? A short squeeze for Energy Recovery 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 ERII, which in turn drives the price of the stock up even further. How often is Energy Recovery's 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 ERII, twice per month. The most recent reporting period available is January, 31 2025. More Short Interest Resources from MarketBeat Related Companies AIN Short Interest B Short Interest SXI Short Interest KMT Short Interest TNC Short Interest PRLB Short Interest CMCO Short Interest TRS Short Interest GRC Short Interest HY Short Interest Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NASDAQ:ERII) was last updated on 2/15/2025 by MarketBeat.com Staff From Our PartnersCollect $7k per month from Tesla’s SECRET dividendTesla doesn't pay a traditional dividend.... But I just discovered a secret backdoor to collect a secret 69...Investors Alley | SponsoredNVDA Crash UpdateAn overseas AI rival sent shockwaves through the U.S. tech market last week... Leaving millions of investor...Chaikin Analytics | Sponsored$2 Trillion Disappears Because of Fed's Secretive New Move$2 trillion has disappeared from the US government's books. 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