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, Inc. Schedule 13G/A amendment reports that Amundi / Amundi Asset Management beneficially owns 3,770,357 shares of common stock, representing 7.14% of the class. The filing lists shared voting power of 2,375,955 and shared dispositive power of 3,770,357. The form is signed by a Chief Compliance Officer with a 04/10/2026 signature date.
Energy Recovery, Inc. director Arve Hanstveit sold 2,419 shares of common stock at $10.29 per share in an open-market transaction on April 6, 2026. The sale was executed by a broker to satisfy a margin call after these shares had been pledged as collateral. Following the sale, Hanstveit directly holds 382,509 shares. He also has indirect ownership of 60,000 shares in the Sophie Hanstveit Irrevocable Trust and 60,000 shares in the Natasha Hanstveit Irrevocable Trust, where he serves as sole trustee with sole voting and investment power.
Ameriprise Financial and affiliated entities reported beneficial ownership stakes in Energy Recovery, Inc. As of March 31, 2026, Ameriprise-related holders report shared dispositive power over 5,259,816 shares (10.0%). Separate Threadneedle/Columbia Threadneedle entities report positions including 2,761,541 shares (5.2%) held by CT (Lux) American Smaller Companies.
The filing is an amended Schedule 13G/A documenting institutional ownership and identifies the Ameriprise group and several Luxembourg and UK entities as reporting persons.
Energy Recovery, Inc. director Arve Hanstveit sold 165,292 shares of Common Stock at $10.14 per share. The sale was executed by a broker to satisfy a margin call on shares pledged as collateral in a margin account, rather than through a discretionary trade.
After the transaction, Hanstveit directly holds 384,928 shares. He also has indirect ownership of 60,000 shares in the Sophie Hanstveit Irrevocable Trust and 60,000 shares in the Natasha Hanstveit Irrevocable Trust, where he serves as sole trustee with sole voting and investment power.
Energy Recovery Inc ownership disclosure: The Vanguard Group amended its Schedule 13G filing to report 0 shares beneficially owned of Energy Recovery Inc common stock, representing 0% of the class. The amendment notes an internal realignment effective January 12, 2026 that led certain Vanguard subsidiaries to report holdings separately. The filing is signed by Ashley Grim on 03/26/2026.
Energy Recovery, Inc. director Arve Hanstveit reported an open‑market sale of 25,000 shares of common stock on March 10, 2026 at a weighted average price of $10.959 per share, with trades ranging from $10.83 to $11.11.
After the sale, he holds 550,220 shares directly. He also has indirect holdings of 60,000 shares in the Sophie Hanstveit Irrevocable Trust and 60,000 shares in the Natasha Hanstveit Irrevocable Trust, where he serves as sole trustee with sole voting and investment power.
Energy Recovery, Inc. reported Form 144 sale notices showing insider dispositions. The filing lists broker-facilitated sales of 25,000 common shares (Wells Fargo) with an associated amount 273,717.59 and two reported sales by Arve Hanstveit: 38,418 shares for 411,020.78 on 03/05/2026 and 11,582 shares for 122,788.39 on 03/06/2026.
Energy Recovery, Inc. director Arve Hanstveit sold a total of 50,000 shares of common stock in open-market transactions. On March 5, he sold 38,418 shares at a weighted average price of $10.71 per share, from multiple trades ranging between $10.71 and $10.7109 per share. On March 6, he sold an additional 11,582 shares at $10.615 per share. After these sales, he directly owned 575,220 shares of Energy Recovery common stock.
Energy Recovery, Inc. senior vice president of Water, Rodney Clemente, reported an open-market sale of common stock. He sold 20,568 shares at a weighted average price of $10.614 per share under a pre-arranged Rule 10b5-1 trading plan. After this transaction, he directly owned 116,008 shares.
Energy Recovery, Inc. Chief Technology Officer Ramanan Natarajan reported an open-market sale of common stock. On March 5, 2026, he sold 272 shares at a price of $10.57 per share. After this transaction, he directly owned 52,565 shares of Energy Recovery common stock.