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.
The Energy Recovery, Inc. (ERII) SEC filings page on Stock Titan provides access to the company’s regulatory disclosures, including current reports and other documents filed with the U.S. Securities and Exchange Commission. As a Nasdaq-listed issuer, Energy Recovery submits periodic and event-driven filings that describe its financial condition, results of operations, and material corporate actions.
Among these documents are current reports on Form 8-K. For example, the company has filed 8-Ks to furnish quarterly earnings press releases and to disclose Board authorization of share repurchase programs. These filings outline the timing, size, and terms of repurchase authorizations and reference the accompanying press releases as exhibits. Earnings-related 8-Ks incorporate detailed financial information, including revenue, margins, segment results for Water, Emerging Technologies, and Corporate, and channel data for megaproject, original equipment manufacturer, and aftermarket revenue.
In addition to 8-Ks, investors can review Energy Recovery’s annual reports on Form 10-K and quarterly reports on Form 10-Q, which provide more comprehensive discussions of the company’s business, segment structure, and risk factors, as well as audited and interim financial statements. These filings also describe the company’s use of non-GAAP financial measures such as adjusted operating margin, adjusted net income or loss, adjusted EBITDA, and free cash flow, along with reconciliations to GAAP metrics.
Stock Titan enhances access to these filings with AI-powered summaries that highlight key points, helping users navigate lengthy documents like 10-Ks and 10-Qs. Real-time updates from the SEC’s EDGAR system ensure that new 8-Ks, periodic reports, and other filings for ERII appear promptly, while dedicated sections make it easier to locate information about share repurchase authorizations and other material events disclosed by the company.
Energy Recovery (ERII) insider activity: the Chief Legal Officer exercised an employee stock option for 3,530 shares at $7.5 and, on the same day (10/16/2025), sold 3,530 shares at $16.5. The filing notes these trades were effected under a Rule 10b5-1 trading plan. Following the transactions, the reporting person held 97,369 shares directly and 5,568 shares indirectly through a spouse. Remaining derivative holdings included 24,710 employee stock options at a $7.5 exercise price expiring 02/01/2028.
Insider transactions by William Yeung, Chief Legal Officer of Energy Recovery, Inc. (ERII) show option exercises and offsetting open-market sales on
Energy Recovery, Inc. (ERII) has a Form 144 notice showing a proposed sale of 3,567 common shares valued at $57,072.00 to be executed on 10/03/2025 through Fidelity Brokerage Services LLC on NASDAQ. The filing states these shares were acquired as an option grant originally granted on 02/01/2018 and will be paid for in cash at sale.
The form also discloses that the same account holder, William Yeung, sold 33,554 and 15,454 common shares on 09/11/2025 and 09/18/2025, generating gross proceeds of $487,115.38 and $233,144.64, respectively. The filer certifies no undisclosed material adverse information and includes the statutory attestation language required by Rule 144.
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.
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.