Welcome to our dedicated page for Energy Recovery SEC filings (Ticker: ERII), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Energy Recovery filings document the public-company record for a manufacturer of pressure exchanger technology used in water and industrial infrastructure. Form 8-K reports cover quarterly and annual operating results, earnings releases, capital actions such as share repurchase authorization, restructuring and impairment disclosures, and executive succession matters.
Proxy materials describe board elections, executive compensation, equity awards, shareholder voting items, and governance practices. The filings also frame capital-structure and operating disclosures around common stock, segment activity in Water and Emerging Technologies, product mix, contracted-project timing, manufacturing costs, and tariff exposure.
William Yeung, Chief Legal Officer of Energy Recovery, Inc. (ERII), reported option exercise and share sales on 09/18/2025. He exercised 15,454 employee stock options with an exercise price of $8.95 per share and immediately sold 15,454 shares under a Rule 10b5-1 trading plan at a weighted average sale price of $15.086 per share. Following these transactions, Mr. Yeung beneficially owned 97,369 shares directly and 5,568 indirectly through his spouse. The filing notes the options became fully vested on 06/20/2020 and the reported transactions were effected pursuant to a 10b5-1 plan.
William Yeung, Chief Legal Officer of Energy Recovery, Inc. (ERII), reported option exercise and share sales on 09/18/2025. He exercised 15,454 employee stock options with an exercise price of $8.95 per share and immediately sold 15,454 shares under a Rule 10b5-1 trading plan at a weighted average sale price of $15.086 per share. Following these transactions, Mr. Yeung beneficially owned 97,369 shares directly and 5,568 indirectly through his spouse. The filing notes the options became fully vested on 06/20/2020 and the reported transactions were effected pursuant to a 10b5-1 plan.
Form 144 notice for Energy Recovery, Inc. (ERII) shows a proposed sale of 15,454 shares of common stock through Fidelity Brokerage Services (NASDAQ) with an aggregate market value of $233,144.61 and an approximate sale date of 09/18/2025. The filing states the shares were acquired by an option granted on 06/20/2016 and will be paid for in cash on 09/18/2025. The form also discloses a prior sale by William Yeung of 30,877 shares on 09/11/2025 for gross proceeds of $276,349.15. The notice includes the required representation that the seller does not possess undisclosed material adverse information.
Form 144 notice for Energy Recovery, Inc. (ERII) shows a proposed sale of 15,454 shares of common stock through Fidelity Brokerage Services (NASDAQ) with an aggregate market value of $233,144.61 and an approximate sale date of 09/18/2025. The filing states the shares were acquired by an option granted on 06/20/2016 and will be paid for in cash on 09/18/2025. The form also discloses a prior sale by William Yeung of 30,877 shares on 09/11/2025 for gross proceeds of $276,349.15. The notice includes the required representation that the seller does not possess undisclosed material adverse information.
William Yeung, Chief Legal Officer of Energy Recovery, Inc. (ERII), reported transactions dated 09/11/2025. He exercised employee stock options with an $8.95 exercise price to acquire 30,877 shares and, on the same date, sold 33,554 shares at an average weighted price of $14.51 per share (trade prices ranged $14.40–$14.65). After these transactions, he beneficially owned 97,369 shares. The sale was executed under a Rule 10b5-1 trading plan and the Form 4 was signed on 09/15/2025.
Energy Recovery, Inc. (ERII) has a Form 144 notice disclosing a proposed sale of 33,554 common shares through Fidelity Brokerage Services on the NASDAQ with an aggregate market value of $487,115.16. The filing shows the shares to be sold were acquired in two events: 30,877 shares from options granted on 06/20/2016 and recorded as acquired on 09/11/2025 with cash as payment, and 2,677 shares from restricted stock vesting recorded on 07/25/2025 as compensation. The company reports 53,198,386 shares outstanding, so the proposed sale equals approximately 0.063% of outstanding common shares. The filer represents they have no undisclosed material adverse information and attests to the accuracy of the notice.
Ameriprise Financial, Inc. and several affiliated Ameriprise/Threadneedle entities filed a Schedule 13G/A reporting material beneficial ownership in Energy Recovery, Inc. common stock (CUSIP 29270J100). The cover pages show Ameriprise Financial, Inc. (AFI) with an aggregate of 5,401,044 shares (9.9%), a group of Threadneedle/TAM entities with 4,788,751 shares (8.8%), and CT (Lux) American Smaller Companies (sub-fund) with 2,963,406 shares (5.4%). The reporting persons indicate 0 sole voting and dispositive power for each, with shared voting/dispositive power reported.
The filing states the shares were acquired and are held in the ordinary course of business and not for the purpose of influencing control. The document lists signing officials and signature dates of 08/14/2025 and references the event date requiring filing as 06/30/2025.
Overview: On August 6, 2025, Energy Recovery, Inc. (ERII) announced that its Board authorized a share repurchase program to buy back up to $25.0 million of common stock under the "August 2025 Authorization".
Program terms: Repurchases may be made via open market trades, block trades or privately negotiated transactions. Timing and amounts are at management's discretion and will depend on business, economic, market and regulatory conditions. The program does not obligate the Company to purchase any specific number of shares and may be expanded, extended, modified or discontinued. The Company will launch the program in Q3 of fiscal 2025 and expects purchases to occur over the next nine months, funded with cash on hand.
Exhibits and signature: The filing references a press release (Ex.99.1) and an Inline XBRL cover page (Ex.104). The report is signed by William Yeung, Chief Legal Officer, dated August 6, 2025.
Overview: On August 6, 2025, Energy Recovery, Inc. (ERII) announced that its Board authorized a share repurchase program to buy back up to $25.0 million of common stock under the "August 2025 Authorization".
Program terms: Repurchases may be made via open market trades, block trades or privately negotiated transactions. Timing and amounts are at management's discretion and will depend on business, economic, market and regulatory conditions. The program does not obligate the Company to purchase any specific number of shares and may be expanded, extended, modified or discontinued. The Company will launch the program in Q3 of fiscal 2025 and expects purchases to occur over the next nine months, funded with cash on hand.
Exhibits and signature: The filing references a press release (Ex.99.1) and an Inline XBRL cover page (Ex.104). The report is signed by William Yeung, Chief Legal Officer, dated August 6, 2025.