Energy Recovery, Inc. SEC filings ERII
Energy Recovery, Inc. has 1,004 filings in SEC EDGAR's recent list, going back to Mar 14, 2012. Its latest annual report, Form 10-K, was filed on Feb 25, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 4, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 4, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 26, 2026 | — |
| 4/A | Form 4/a | Oct 23, 2026 | Jul 9, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2026 | — |
| 4 | Insider transaction | Jul 29, 2026 | Jul 27, 2026 |
| 4 | Insider transaction | Jul 29, 2026 | Jul 27, 2026 |
| 144 | Notice of proposed sale | Jul 28, 2026 | — |
| 144 | Notice of proposed sale | Jul 28, 2026 | — |
| 4 | Insider transaction | Jul 22, 2026 | Jul 9, 2026 |
| 3 | Initial insider ownership | Jul 22, 2026 | Jul 9, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 22, 2026 | — |
| 4 | Insider transaction | Jun 25, 2026 | May 6, 2026 |
| 4 | Insider transaction | Jun 17, 2026 | Jun 15, 2026 |
| 4 | Insider transaction | Jun 17, 2026 | Jun 15, 2026 |
| 144 | Notice of proposed sale | Jun 15, 2026 | — |
| 4 | Insider transaction | Jun 5, 2026 | Jun 4, 2026 |
| 4 | Insider transaction | Jun 5, 2026 | Jun 4, 2026 |
| 4 | Insider transaction | Jun 5, 2026 | Jun 4, 2026 |
| 4 | Insider transaction | Jun 5, 2026 | Jun 4, 2026 |
| 3 | Initial insider ownership | May 19, 2026 | May 5, 2026 |
| 4 | Insider transaction | May 15, 2026 | May 13, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 10, 2026 | — |
| 4 | Insider transaction | Apr 8, 2026 | Apr 6, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 8, 2026 | — |
| 4 | Insider transaction | Apr 6, 2026 | Apr 2, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Mar 26, 2026 | — |
| 4 | Insider transaction | Mar 11, 2026 | Mar 10, 2026 |
| 144 | Notice of proposed sale | Mar 10, 2026 | — |
| 4 | Insider transaction | Mar 9, 2026 | Mar 5, 2026 |
| 4 | Insider transaction | Mar 6, 2026 | Mar 4, 2026 |
| 4 | Insider transaction | Mar 6, 2026 | Mar 5, 2026 |
| 144 | Notice of proposed sale | Mar 6, 2026 | — |
| 144 | Notice of proposed sale | Mar 5, 2026 | — |
| 4 | Insider transaction | Mar 4, 2026 | Mar 3, 2026 |
| 144 | Notice of proposed sale | Mar 4, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 24, 2026 | — |
| 4 | Insider transaction | Feb 19, 2026 | Feb 17, 2026 |
| 4 | Insider transaction | Feb 19, 2026 | Feb 17, 2026 |
| 4 | Insider transaction | Feb 19, 2026 | Feb 17, 2026 |
| 4 | Insider transaction | Feb 19, 2026 | Feb 17, 2026 |
| 4 | Insider transaction | Feb 19, 2026 | Feb 17, 2026 |
| 4 | Insider transaction | Feb 19, 2026 | Feb 17, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 17, 2026 | — |
| 4 | Insider transaction | Feb 9, 2026 | Feb 5, 2026 |
| 4 | Insider transaction | Feb 9, 2026 | Feb 5, 2026 |
| 144 | Notice of proposed sale | Feb 6, 2026 | — |
| 4 | Insider transaction | Feb 3, 2026 | Jan 30, 2026 |
| 4 | Insider transaction | Feb 3, 2026 | Jan 30, 2026 |
| 4 | Insider transaction | Feb 3, 2026 | Jan 30, 2026 |
| 4 | Insider transaction | Feb 3, 2026 | Jan 30, 2026 |
| 4 | Insider transaction | Feb 3, 2026 | Jan 28, 2026 |
| 144 | Notice of proposed sale | Feb 2, 2026 | — |
| 144 | Notice of proposed sale | Jan 28, 2026 | — |
| 144 | Notice of proposed sale | Jan 27, 2026 | — |
| 144 | Notice of proposed sale | Jan 27, 2026 | — |
| 144 | Notice of proposed sale | Jan 27, 2026 | — |
| 144 | Notice of proposed sale | Jan 27, 2026 | — |
| 144 | Notice of proposed sale | Jan 27, 2026 | — |
| 4 | Insider transaction | Dec 8, 2025 | Dec 4, 2025 |
| 144 | Notice of proposed sale | Dec 5, 2025 | — |
| 144 | Notice of proposed sale | Dec 4, 2025 | — |
| 4 | Insider transaction | Oct 27, 2025 | Oct 23, 2025 |
| 144 | Notice of proposed sale | Oct 24, 2025 | — |
| 144 | Notice of proposed sale | Oct 23, 2025 | — |
| 4 | Insider transaction | Oct 22, 2025 | Oct 20, 2025 |
| 144 | Notice of proposed sale | Oct 20, 2025 | — |
| 4 | Insider transaction | Oct 17, 2025 | Oct 16, 2025 |
| 144 | Notice of proposed sale | Oct 16, 2025 | — |
| 4 | Insider transaction | Oct 7, 2025 | Oct 3, 2025 |
| 144 | Notice of proposed sale | Oct 3, 2025 | — |
| 4 | Insider transaction | Sep 22, 2025 | Sep 18, 2025 |
| 144 | Notice of proposed sale | Sep 18, 2025 | — |
| 4 | Insider transaction | Sep 15, 2025 | Sep 11, 2025 |
| 144 | Notice of proposed sale | Sep 11, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2025 | — |
| 4 | Insider transaction | Jul 29, 2025 | Jul 25, 2025 |
| 4 | Insider transaction | Jul 29, 2025 | Jul 25, 2025 |
| 144 | Notice of proposed sale | Jul 28, 2025 | — |
| 4 | Insider transaction | Jun 13, 2025 | Jun 11, 2025 |
| 144 | Notice of proposed sale | Jun 12, 2025 | — |
| 144 | Notice of proposed sale | Jun 11, 2025 | — |
| 4 | Insider transaction | Jun 6, 2025 | Jun 5, 2025 |
| 4 | Insider transaction | Jun 6, 2025 | Jun 5, 2025 |
| 4 | Insider transaction | Jun 6, 2025 | Jun 5, 2025 |
| 4 | Insider transaction | Jun 6, 2025 | Jun 5, 2025 |
| 4 | Insider transaction | Jun 6, 2025 | Jun 5, 2025 |
| 4 | Insider transaction | May 15, 2025 | May 13, 2025 |
| 4 | Insider transaction | May 15, 2025 | May 14, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 30, 2025 | — |
| 144 | Notice of proposed sale | Apr 25, 2025 | — |
| 144 | Notice of proposed sale | Mar 17, 2025 | — |
| 4 | Insider transaction | Mar 13, 2025 | Mar 11, 2025 |
| 4 | Insider transaction | Mar 12, 2025 | Mar 3, 2025 |
| 3 | Initial insider ownership | Mar 12, 2025 | Mar 3, 2025 |
| 4 | Insider transaction | Mar 12, 2025 | Mar 10, 2025 |
| 4 | Insider transaction | Mar 12, 2025 | Mar 10, 2025 |
| 144 | Notice of proposed sale | Mar 11, 2025 | — |
| 144 | Notice of proposed sale | Mar 11, 2025 | — |
| 3 | Initial insider ownership | Feb 24, 2025 | Feb 19, 2025 |
| 4 | Insider transaction | Feb 24, 2025 | Feb 20, 2025 |
| 144 | Notice of proposed sale | Feb 20, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 12, 2025 | — |
| 4 | Insider transaction | Feb 5, 2025 | Feb 3, 2025 |
| 4 | Insider transaction | Feb 5, 2025 | Feb 3, 2025 |
| 4 | Insider transaction | Feb 5, 2025 | Feb 3, 2025 |
| 4 | Insider transaction | Feb 3, 2025 | Jan 30, 2025 |
| 4 | Insider transaction | Feb 3, 2025 | Jan 30, 2025 |
| 4 | Insider transaction | Feb 3, 2025 | Jan 30, 2025 |
| 4 | Insider transaction | Jan 29, 2025 | Jan 27, 2025 |
| 4 | Insider transaction | Jan 29, 2025 | Jan 27, 2025 |
| 4 | Insider transaction | Jan 29, 2025 | Jan 27, 2025 |
| 4 | Insider transaction | Jan 29, 2025 | Jan 27, 2025 |
| 4 | Insider transaction | Jan 27, 2025 | Jan 23, 2025 |
| 4 | Insider transaction | Jan 27, 2025 | Jan 23, 2025 |
| 4 | Insider transaction | Jan 27, 2025 | Jan 23, 2025 |
| 4 | Insider transaction | Jan 27, 2025 | Jan 23, 2025 |
| 4 | Insider transaction | Dec 17, 2024 | Dec 11, 2024 |
| 144 | Notice of proposed sale | Dec 11, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Nov 14, 2024 | — |
| 4 | Insider transaction | Nov 12, 2024 | Nov 7, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 12, 2024 | — |
| 144 | Notice of proposed sale | Nov 12, 2024 | — |
| 144 | Notice of proposed sale | Nov 8, 2024 | — |
| 144 | Notice of proposed sale | Nov 7, 2024 | — |
| 4 | Insider transaction | Oct 30, 2024 | Oct 28, 2024 |
| 4 | Insider transaction | Oct 30, 2024 | Oct 28, 2024 |
| 4 | Insider transaction | Oct 30, 2024 | Oct 28, 2024 |
| 144 | Notice of proposed sale | Oct 28, 2024 | — |
| 144 | Notice of proposed sale | Oct 28, 2024 | — |
| 144 | Notice of proposed sale | Oct 28, 2024 | — |
| 4 | Insider transaction | Aug 21, 2024 | Aug 19, 2024 |
| 3 | Initial insider ownership | Aug 7, 2024 | Aug 5, 2024 |
| 4 | Insider transaction | Aug 7, 2024 | Aug 5, 2024 |
| 4 | Insider transaction | Aug 7, 2024 | Aug 5, 2024 |
| 144 | Notice of proposed sale | Aug 1, 2024 | — |
| 4 | Insider transaction | Jul 30, 2024 | Jul 29, 2024 |
| 4 | Insider transaction | Jul 30, 2024 | Jul 29, 2024 |
| 4 | Insider transaction | Jul 30, 2024 | Jul 29, 2024 |
| 144 | Notice of proposed sale | Jul 29, 2024 | — |
| 144 | Notice of proposed sale | Jul 29, 2024 | — |
| 144 | Notice of proposed sale | Jul 29, 2024 | — |
| 144 | Notice of proposed sale | Jul 17, 2024 | — |
| 144 | Notice of proposed sale | Jul 16, 2024 | — |
| 144 | Notice of proposed sale | Jul 15, 2024 | — |
| 144 | Notice of proposed sale | Jul 12, 2024 | — |
| 144 | Notice of proposed sale | Jul 12, 2024 | — |
| 4 | Insider transaction | Jun 20, 2024 | Jun 18, 2024 |
| 144 | Notice of proposed sale | Jun 18, 2024 | — |
| 4 | Insider transaction | Jun 10, 2024 | Jun 6, 2024 |
| 4 | Insider transaction | Jun 10, 2024 | Jun 6, 2024 |
| 4 | Insider transaction | Jun 10, 2024 | Jun 6, 2024 |
| 4 | Insider transaction | Jun 10, 2024 | Jun 6, 2024 |
| 4 | Insider transaction | Jun 10, 2024 | Jun 6, 2024 |
| 144 | Notice of proposed sale | Jun 7, 2024 | — |
| 4 | Insider transaction | May 30, 2024 | May 28, 2024 |
| 144 | Notice of proposed sale | May 28, 2024 | — |
| 144 | Notice of proposed sale | May 28, 2024 | — |
| 4 | Insider transaction | May 24, 2024 | May 22, 2024 |
| 144 | Notice of proposed sale | May 22, 2024 | — |
| 4 | Insider transaction | May 10, 2024 | May 8, 2024 |
| 4 | Insider transaction | May 9, 2024 | May 7, 2024 |
| 144 | Notice of proposed sale | May 8, 2024 | — |
| 4 | Insider transaction | Mar 13, 2024 | Mar 11, 2024 |
| 4 | Insider transaction | Mar 13, 2024 | Mar 11, 2024 |
| 4 | Insider transaction | Mar 13, 2024 | Mar 11, 2024 |
| 144 | Notice of proposed sale | Mar 11, 2024 | — |
| 144 | Notice of proposed sale | Mar 11, 2024 | — |
| 144 | Notice of proposed sale | Mar 11, 2024 | — |
| 4 | Insider transaction | Mar 6, 2024 | Mar 4, 2024 |
| 4 | Insider transaction | Mar 4, 2024 | Feb 29, 2024 |
| 144 | Notice of proposed sale | Mar 4, 2024 | — |
| 144 | Notice of proposed sale | Mar 1, 2024 | — |
| 4 | Insider transaction | Mar 1, 2024 | Feb 28, 2024 |
| 144 | Notice of proposed sale | Feb 29, 2024 | — |
| 4 | Insider transaction | Feb 29, 2024 | Feb 27, 2024 |
| 144 | Notice of proposed sale | Feb 28, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Feb 13, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 9, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Feb 9, 2024 | — |
| 4 | Insider transaction | Feb 7, 2024 | Feb 5, 2024 |
| 4 | Insider transaction | Feb 7, 2024 | Feb 5, 2024 |
| 4 | Insider transaction | Feb 7, 2024 | Feb 5, 2024 |
| 4 | Insider transaction | Feb 5, 2024 | Feb 1, 2024 |
| 4 | Insider transaction | Feb 5, 2024 | Feb 1, 2024 |
| 4 | Insider transaction | Feb 5, 2024 | Feb 1, 2024 |
| 4 | Insider transaction | Feb 5, 2024 | Feb 1, 2024 |
| 144 | Notice of proposed sale | Feb 5, 2024 | — |
| 144 | Notice of proposed sale | Feb 5, 2024 | — |
| 144 | Notice of proposed sale | Feb 5, 2024 | — |
| 144 | Notice of proposed sale | Feb 2, 2024 | — |
| 144 | Notice of proposed sale | Feb 2, 2024 | — |
| 144 | Notice of proposed sale | Feb 2, 2024 | — |
| 4 | Insider transaction | Feb 1, 2024 | Jan 30, 2024 |
| 4 | Insider transaction | Feb 1, 2024 | Jan 30, 2024 |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Special Industry Machinery, NEC (SIC 3559)
- Listed as
- ERII (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- San Leandro, CA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1421517
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.