CIK 0001421517 · Large accelerated filer
Energy Recovery, Inc.
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- ERII
- Exchange
- Nasdaq
- Industry
- Special Industry Machinery, NEC
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- EIN
- 010616867
- Phone
- (510) 483-7370
- Business address
- 1717 DOOLITTLE DRIVE, SAN LEANDRO, CA, 94577
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $0
- in 0 filings
Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2025-10-03 | Yeung William Chief Legal Officer | Sale 10b5-1 | −1,038 | $16.00 | $17K | 97,369 |
| 2025-10-03 | Yeung William Chief Legal Officer | Option exercise 10b5-1 | +2,529 | $7.50 | $19K | 99,898 |
| 2025-10-03 | Yeung William Chief Legal Officer | Sale 10b5-1 | −2,529 | $16.00 | $40K | 97,369 |
| 2025-10-03 | Yeung William Chief Legal Officer | Option exercise · Employee Stock Option (Right to Buy) 10b5-1 | −1,038 | $7.50 | $8K | 30,769 |
| 2025-10-03 | Yeung William Chief Legal Officer | Option exercise · Employee Stock Option (Right to Buy) 10b5-1 | −2,529 | $7.50 | $19K | 28,240 |
| 2025-09-18 | Yeung William Chief Legal Officer | Option exercise 10b5-1 | +15,454 | $8.95 | $138K | 112,823 |
| 2025-09-18 | Yeung William Chief Legal Officer | Sale 10b5-1 | −15,454 | $15.09 | $233K | 97,369 |
| 2025-09-18 | Yeung William Chief Legal Officer | Option exercise · Employee Stock Option (Right to Buy) 10b5-1 | −15,454 | $8.95 | $138K | 0 |
| 2025-09-11 | Yeung William Chief Legal Officer | Option exercise 10b5-1 | +30,877 | $8.95 | $276K | 130,923 |
| 2025-09-11 | Yeung William Chief Legal Officer | Sale 10b5-1 | −33,554 | $14.51 | $487K | 97,369 |
| 2025-09-11 | Yeung William Chief Legal Officer | Option exercise · Employee Stock Option (Right to Buy) 10b5-1 | −30,877 | $8.95 | $276K | 15,454 |
| 2025-07-28 | Clemente Rodney SVP, Water | Sale 10b5-1 | −5,387 | $13.97 | $75K | 100,765 |
| 2025-07-25 | Yeung William Chief Legal Officer | Shares withheld for taxes | −1,989 | $13.88 | $28K | 100,046 |
| 2025-07-25 | Clemente Rodney SVP, Water | Shares withheld for taxes 10b5-1 | −2,320 | $13.88 | $32K | 106,152 |
| 2025-06-12 | Hanstveit Arve Director | Sale | −30,000 | $12.68 | $380K | 655,220 |
| 2025-06-11 | Hanstveit Arve Director | Sale | −20,000 | $12.75 | $255K | 685,220 |
| 2025-06-05 | TONDREAU PAMELA L. Director | Grant or award | +14,847 | 55,890 | ||
| 2025-06-05 | BUEHLER ALEXANDER J Director | Grant or award | +12,038 | 66,328 | ||
| 2025-06-05 | Chow Joan Kai Director | Grant or award | +12,038 | 34,022 | ||
| 2025-06-05 | Hanstveit Arve Director | Grant or award | +12,038 | 705,220 |
Page 4 of 49 · 973 trades