Moon David W (CIK 1372923) reported 5 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-02-19). Recent activity: Buy ERII (81,812 shares), Sell ERII (17,160 shares), Buy ERII (4,200 shares), Sell ERII (7,664 shares), Buy ERII (88,980 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-02-19 | Energy Recovery, Inc. (ERII) | President and CEO | Buy | 81,812 | $0 |
| 2026-02-03 | Energy Recovery, Inc. (ERII) | President and CEO | Sell | 17,160 | $245,388 |
| 2025-05-15 | Energy Recovery, Inc. (ERII) | President and CEO | Buy | 4,200 | $51,240 |
| 2025-01-29 | Energy Recovery, Inc. (ERII) | President and CEO | Sell | 7,664 | $110,362 |
| 2025-01-27 | Energy Recovery, Inc. (ERII) | President and CEO | Buy | 88,980 | $0 |
Source: SEC Form 4 filings · as of 2026-02-19