Energy Recovery, Inc.
ERIIFigures shown here come from public SEC filings. Dates beside each section show the available history.
How Energy Recovery, Inc. Makes Money
Follow each dollar of revenue through to what shareholders keep.
From revenue to net income
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Financial Summary
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SEC filings supply these figures; updates after the dates shown are not included. This page includes 15 annual periods. The latest annual period ends Dec 31, 2025. The latest insider filing shown is dated Jun 25, 2026. The latest institutional report shown is dated Mar 31, 2026; other ownership filings may exist.
Ownership
Who holds the shares, as reported in SEC ownership filings.
Reported 13F positions
Each row shows what a filer reported for one date, not a current position. The link opens that filing.
| Filer | Report date | Shares | Value | Filing |
|---|---|---|---|---|
| SG Americas Securities, LLC | 2026-03-31 | 364,337 | Not shown | SEC filing |
| Pinnacle Wealth Planning Services, Inc. | 2026-03-31 | 16 | $161 | SEC filing |
| Nuveen, LLC | 2026-03-31 | 164,488 | $1.66M | SEC filing |
| SBI Securities Co., Ltd. | 2026-03-31 | 282 | $2.84K | SEC filing |
| ALLIANCEBERNSTEIN L.P. | 2026-03-31 | 23,950 | Not shown | SEC filing |
| INTECH INVESTMENT MANAGEMENT LLC | 2026-03-31 | 13,554 | $136K | SEC filing |
| CenterBook Partners LP | 2026-03-31 | 271,836 | $2.74M | SEC filing |
| BARCLAYS PLC | 2026-03-31 | 27,824 | $280K | SEC filing |
| BNP PARIBAS FINANCIAL MARKETS | 2026-03-31 | 270,951 | $2.73M | SEC filing |
| ARIZONA STATE RETIREMENT SYSTEM | 2026-03-31 | 14,551 | $147K | SEC filing |
| KLP KAPITALFORVALTNING AS | 2026-03-31 | 404,511 | $4.07M | SEC filing |
| True Wealth Design, LLC | 2026-03-31 | 62 | $625 | SEC filing |
| CWM, LLC | 2026-03-31 | 6,555 | $66K | SEC filing |
| AXQ CAPITAL, LP | 2026-03-31 | 13,874 | $140K | SEC filing |
| VICTORY CAPITAL MANAGEMENT INC | 2026-03-31 | 53,213 | $536K | SEC filing |
| CALDWELL SUTTER CAPITAL, INC. | 2026-03-31 | 5,000 | $50.4K | SEC filing |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 2026-03-31 | 28,871 | $291K | SEC filing |
| CAXTON ASSOCIATES LLP | 2026-03-31 | 25,731 | $259K | SEC filing |
| FOX RUN MANAGEMENT, L.L.C. | 2026-03-31 | 21,067 | $207K | SEC filing |
| BARTLETT & CO. WEALTH MANAGEMENT LLC | 2026-03-31 | 104 | $1.14K | SEC filing |
- Each value is checked against Energy Recovery, Inc.'s share prices from within about three months of its report date (insiders' Form 4 trades and the latest close).
- Value not shown for 1 row: the filed value is about 1,000 times too small for the share count at Energy Recovery, Inc.'s share price.
- Value not shown for 1 row: the value per share could not be confirmed against the share prices on file from within three months of the report date.
120 filers have only one report here.
Unusually large insider trades
Each trade is compared with the other insider trades of the same kind in the same security among Energy Recovery, Inc.'s recent filings on file. Size alone is context, not a prediction or evidence of improper trading.
- 2026-04-02 · Hanstveit Arve: Larger than all 82 other insider sales of Common Stock on file. SEC filing
- 2026-03-05 · Hanstveit Arve: Larger than 74 of the 82 other insider sales of Common Stock on file. SEC filing
- 2025-03-11 · Hanstveit Arve: Larger than 77 of the 82 other insider sales of Common Stock on file. SEC filing
- 2024-02-29 · Mao Robert Yu Lang: Larger than 75 of the 82 other insider sales of Common Stock on file. SEC filing
- 2024-02-28 · Hanstveit Arve: Larger than 77 of the 82 other insider sales of Common Stock on file. SEC filing
- 2023-11-07 · Mao Robert Yu Lang: Larger than 80 of the 82 other insider sales of Common Stock on file. SEC filing
- 2023-11-06 · Mao Robert Yu Lang: Larger than 81 of the 82 other insider sales of Common Stock on file. SEC filing
- 2023-08-29 · Ghasripoor Farshad: Larger than 79 of the 82 other insider sales of Common Stock on file. SEC filing
- 2023-08-28 · Yeung William: Larger than 76 of the 82 other insider sales of Common Stock on file. SEC filing
Independent insiders buying near the same time
Purchases & sales (open market or private)
| Security | Code | Price | Filing | |||
|---|---|---|---|---|---|---|
| 2026-06-15 | Sabol Colin R · Director | Common Stock | P — Open market or private purchase | +11,180 | 8.88 | SEC filing |
| 2026-06-15 | BUEHLER ALEXANDER J · Interim President and CEO | Common Stock | S — Open market or private sale | −14,900 | 8.71 | SEC filing |
| 2026-05-13 | TONDREAU PAMELA L. · Director | Common Stock | P — Open market or private purchase | +20,000 | 8.34 | SEC filing |
| 2026-04-06 | Hanstveit Arve · Director | Common Stock | S — Open market or private sale | −2,419 | 10.29 | SEC filing |
| 2026-04-02 | Hanstveit Arve · Director | Common Stock | S — Open market or private sale | −165,292 | 10.14 | SEC filing |
| 2026-03-10 | Hanstveit Arve · Director | Common Stock | S — Open market or private sale | −25,000 | 10.96 | SEC filing |
| 2026-03-06 | Hanstveit Arve · Director | Common Stock | S — Open market or private sale | −11,582 | 10.62 | SEC filing |
| 2026-03-05 | Ramanan Natarajan · Chief Technology Officer | Common Stock | S — Open market or private sale | −272 | 10.57 | SEC filing |
Showing 8 of 20 rows
Grants, exercises, tax & gifts
| Security | Code | Filing | |||
|---|---|---|---|---|---|
| 2026-06-15 | BUEHLER ALEXANDER J · Interim President and CEO | Common Stock | M — Exercise or conversion of derivative security | +15,327 | SEC filing |
| 2026-06-15 | BUEHLER ALEXANDER J · Interim President and CEO | Stock Option (Right to Buy) | M — Exercise or conversion of derivative security | −15,327 | SEC filing |
| 2026-06-04 | Chow Joan Kai · Director | Common Stock | A — Grant, award, or other acquisition | +18,094 | SEC filing |
| 2026-06-04 | TONDREAU PAMELA L. · Director | Common Stock | A — Grant, award, or other acquisition | +22,316 | SEC filing |
| 2026-06-04 | Sabol Colin R · Director | Common Stock | A — Grant, award, or other acquisition | +18,094 | SEC filing |
| 2026-06-04 | Hanstveit Arve · Director | Common Stock | A — Grant, award, or other acquisition | +18,094 | SEC filing |
| 2026-05-06 | Ryan Aidan · Interim CFO | Common Stock | A — Grant, award, or other acquisition | +18,518 | SEC filing |
| 2026-03-03 | Ramanan Natarajan · Chief Technology Officer | Common Stock | F — Payment of exercise price or tax by delivering securities | −2,724 | SEC filing |
Showing 8 of 30 rows
Other activity
| Security | Code | Filing | |||
|---|---|---|---|---|---|
| 2025-02-04 | Ghasripoor Farshad · Chief Technology Officer | Common Stock | J — Other acquisition or disposition | −65,000 | SEC filing |
| 2025-02-04 | Ghasripoor Farshad · Chief Technology Officer | Common Stock | J — Other acquisition or disposition | +65,000 | SEC filing |
| 2024-05-07 | Moon David W · President and CEO | Common Stock | D — Disposition to the issuer | −8,040 | SEC filing |
| 2023-03-02 | Clemente Rodney · SVP, Water | Common Stock | D — Disposition to the issuer | −22,095 | SEC filing |
Showing 4 of 4 rows
These tables describe filed transactions, not current holdings. Prices are shown as filed; a currency is added only when the filing's data names one. Amended and possible duplicate rows are left out of size comparisons and transaction groups.