Energy Recovery, Inc. (NASDAQ:ERII) Sees Significant Growth in Short Interest

16 Apr 2026, 19:56 by Scott Moore · The Cerbat Gem

Energy Recovery, Inc. (NASDAQ:ERII – Get Free Report) was the target of a significant growth in short interest in March. As of March 31st, there was short interest totaling 2,122,090 shares, a growth of 35.8% from the March 15th total of 1,562,859 shares. Based on an average daily trading volume, of 888,188 shares, the days-to-cover ratio is currently 2.4 days. Currently, 4.1% of the company’s shares are sold short.

Energy Recovery Stock Performance

Shares of NASDAQ:ERII traded down $0.17 during trading hours on Thursday, reaching $10.45. The stock had a trading volume of 785,271 shares, compared to its average volume of 640,397. Energy Recovery has a 1 year low of $9.35 and a 1 year high of $18.32. The firm’s 50 day moving average is $11.90 and its 200-day moving average is $13.88. The stock has a market capitalization of $552.07 million, a price-to-earnings ratio of 24.30 and a beta of 1.08.

Energy Recovery (NASDAQ:ERII – Get Free Report) last released its quarterly earnings data on Wednesday, February 25th. The industrial products company reported $0.53 earnings per share (EPS) for the quarter, missing the consensus estimate of $0.67 by ($0.14). Energy Recovery had a return on equity of 11.92% and a net margin of 17.01%.The firm had revenue of $66.59 million for the quarter, compared to analysts’ expectations of $82.59 million. Energy Recovery has set its FY 2026 guidance at 0.500-0.700 EPS. Analysts forecast that Energy Recovery will post 0.36 EPS for the current year.

Insider Activity

In related news, Director Arve Hanstveit sold 165,292 shares of the business’s stock in a transaction on Thursday, April 2nd. The stock was sold at an average price of $10.14, for a total value of $1,676,060.88. Following the sale, the director owned 384,928 shares in the company, valued at approximately $3,903,169.92. The trade was a 30.04% decrease in their position. The transaction was disclosed in a filing with the Securities & Exchange Commission, which can be accessed through this hyperlink. Also, SVP Rodney Clemente sold 20,568 shares of Energy Recovery stock in a transaction dated Wednesday, March 4th. The shares were sold at an average price of $10.61, for a total value of $218,226.48. Following the completion of the transaction, the senior vice president directly owned 116,008 shares of the company’s stock, valued at approximately $1,230,844.88. This represents a 15.06% decrease in their ownership of the stock. Additional details regarding this sale are available in the official SEC disclosure. Over the last ninety days, insiders sold 248,811 shares of company stock valued at $2,606,175. 3.20% of the stock is currently owned by corporate insiders.

Institutional Inflows and Outflows

Several institutional investors have recently added to or reduced their stakes in ERII. Wealth Enhancement Advisory Services LLC boosted its stake in shares of Energy Recovery by 4.6% during the third quarter. Wealth Enhancement Advisory Services LLC now owns 13,984 shares of the industrial products company’s stock worth $218,000 after buying an additional 613 shares during the period. Skandinaviska Enskilda Banken AB publ lifted its holdings in shares of Energy Recovery by 2.6% during the third quarter. Skandinaviska Enskilda Banken AB publ now owns 36,649 shares of the industrial products company’s stock worth $559,000 after purchasing an additional 914 shares during the period. S&CO Inc. lifted its holdings in shares of Energy Recovery by 9.1% during the third quarter. S&CO Inc. now owns 12,000 shares of the industrial products company’s stock worth $185,000 after purchasing an additional 1,000 shares during the period. Aviva PLC lifted its holdings in shares of Energy Recovery by 4.9% during the fourth quarter. Aviva PLC now owns 33,974 shares of the industrial products company’s stock worth $458,000 after purchasing an additional 1,599 shares during the period. Finally, Wexford Capital LP acquired a new position in Energy Recovery in the 3rd quarter valued at $27,000. Institutional investors and hedge funds own 83.58% of the company’s stock.

Analysts Set New Price Targets

ERII has been the topic of several recent research reports. Weiss Ratings reaffirmed a “hold (c-)” rating on shares of Energy Recovery in a research note on Monday, December 29th. Loop Capital set a $13.00 price target on shares of Energy Recovery in a research note on Monday, March 2nd. Finally, Northcoast Research lowered Energy Recovery from a “buy” rating to a “neutral” rating in a research report on Wednesday. One research analyst has rated the stock with a Strong Buy rating, one has given a Buy rating and three have issued a Hold rating to the company’s stock. According to MarketBeat, the stock has a consensus rating of “Moderate Buy” and an average price target of $15.00.

View Our Latest Analysis on ERII

About Energy Recovery

(Get Free Report)

Energy Recovery, Inc (NASDAQ: ERII) is an energy technology company specializing in the design and manufacture of high-efficiency devices that capture and repurpose energy in fluid-handling applications. The company’s core offering, the Pressure Exchanger® (PX®) device, enables seawater reverse osmosis (SWRO) desalination plants to recover and reuse hydraulic energy that would otherwise be lost during brine discharge. By integrating PX technology into desalination processes, Energy Recovery helps operators significantly reduce the energy consumption and operating costs of producing fresh water from seawater or brackish sources.