Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
2025-03-11 Sale | 2025-03-12 4:57 pm | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 1,843 | $16.23 | $29,912 | 108,472 (Direct) | View |
2025-02-20 Sale | 2025-02-24 6:34 pm | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 21,444 | $15.42 | $330,709 | 111,109 (Direct) | View |
2024-12-11 Sale | 2024-12-17 5:30 pm | Energy Recovery Inc. | ERII | Hanstveit Arve Director | 20,000 | $16.87 | $337,400 | 863,182 (Indirect Direct) | View |
2024-11-07 Sale | 2024-11-12 5:53 pm | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 27,456 | $20.03 | $549,928 | 106,367 (Direct) | View |
2024-10-28 Sale | 2024-10-30 6:24 pm | Energy Recovery Inc. | ERII | Ghasripoor Farshad Chief Technology Officer | 10,526 | $17.97 | $189,121 | 126,961 (Direct) | View |
2024-10-28 Sale | 2024-10-30 6:23 pm | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 6,505 | $17.98 | $116,947 | 133,823 (Direct) | View |
2024-10-28 Sale | 2024-10-30 6:22 pm | Energy Recovery Inc. | ERII | Moon David W President and CEO | 2,550 | $17.97 | $45,834 | 87,101 (Direct) | View |
2024-08-05 Purchase | 2024-08-07 5:12 pm | Energy Recovery Inc. | ERII | Moon David W President and CEO | 3,000 | $16 | $48,009 | 122,401 (Indirect Direct) | View |
2024-07-29 Sale | 2024-07-30 4:08 pm | Energy Recovery Inc. | ERII | Ghasripoor Farshad Chief Technology Officer | 4,079 | $14.63 | $59,672 | 142,717 (Indirect Direct) | View |
2024-07-29 Sale | 2024-07-30 4:08 pm | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 2,353 | $14.63 | $34,422 | 140,328 (Direct) | View |
2024-07-29 Sale | 2024-07-30 4:08 pm | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 2,012 | $14.63 | $29,434 | 90,859 (Indirect Direct) | View |
2024-06-18 Sale | 2024-06-20 6:33 pm | Energy Recovery Inc. | ERII | Moon David W President and CEO | 1,219 | $12.77 | $15,565 | 119,401 (Indirect Direct) | View |
2024-06-07 Sale | 2024-06-10 4:34 pm | Energy Recovery Inc. | ERII | Hanstveit Arve Director | 20,000 | $13.2 | $263,950 | 883,182 (Indirect Direct) | View |
2024-05-28 Sale | 2024-05-30 4:42 pm | Energy Recovery Inc. | ERII | Ballard Joshua Chief Financial Officer | 4,051 | $13.54 | $54,867 | 40,376 (Direct) | View |
2024-05-22 Sale | 2024-05-24 4:55 pm | Energy Recovery Inc. | ERII | Mao Robert Yu Lang Director | 21,045 | $13.86 | $291,656 | 357,979 (Indirect Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
2025-03-03 Option Award | 2025-03-12 5:04 pm | N/A N/A | Energy Recovery Inc. | ERII | Ramanan Natarajan Chief Technology Officer | 26,455 | $0 | 91,485 (Direct) | View |
2025-03-03 Option Award | 2025-03-12 5:04 pm | N/A 2035-03-03 | Energy Recovery Inc. | ERII | Ramanan Natarajan Chief Technology Officer | 65,030 | $15.12 | 91,485 (Direct) | View |
2025-03-10 Tax Withholding | 2025-03-12 4:59 pm | N/A N/A | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 944 | $16.37 | 102,035 (Direct) | View |
2025-03-10 Tax Withholding | 2025-03-12 4:57 pm | N/A N/A | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 794 | $16.37 | 108,472 (Direct) | View |
Ownership | 2025-02-24 6:37 pm | N/A N/A | Energy Recovery Inc. | ERII | Hostetler Matthew Chief Human Resources Officer | 0 | $0 | 129,360 (Direct) | View |
2025-02-03 Tax Withholding | 2025-02-05 6:41 pm | N/A N/A | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 944 | $14.34 | 132,553 (Direct) | View |
2025-02-03 Tax Withholding | 2025-02-05 6:40 pm | N/A N/A | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 882 | $14.34 | 108,547 (Direct) | View |
2025-02-04 Other | 2025-02-05 6:38 pm | N/A N/A | Energy Recovery Inc. | ERII | Ghasripoor Farshad Chief Technology Officer | 65,000 | $0 | 253,090 (Direct) | View |
2025-02-03 Tax Withholding | 2025-02-05 6:38 pm | N/A N/A | Energy Recovery Inc. | ERII | Ghasripoor Farshad Chief Technology Officer | 1,420 | $14.34 | 253,090 (Direct) | View |
2025-01-31 Tax Withholding | 2025-02-03 6:22 pm | N/A N/A | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 627 | $14.56 | 109,429 (Direct) | View |
2025-01-30 Tax Withholding | 2025-02-03 6:22 pm | N/A N/A | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 698 | $14.33 | 109,429 (Direct) | View |
2025-01-31 Tax Withholding | 2025-02-03 6:20 pm | N/A N/A | Energy Recovery Inc. | ERII | Ghasripoor Farshad Chief Technology Officer | 926 | $14.56 | 124,510 (Direct) | View |
2025-01-30 Tax Withholding | 2025-02-03 6:20 pm | N/A N/A | Energy Recovery Inc. | ERII | Ghasripoor Farshad Chief Technology Officer | 1,034 | $14.33 | 124,510 (Direct) | View |
2025-01-31 Tax Withholding | 2025-02-03 6:19 pm | N/A N/A | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 615 | $14.56 | 133,497 (Direct) | View |
2025-01-30 Tax Withholding | 2025-02-03 6:19 pm | N/A N/A | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 694 | $14.33 | 133,497 (Direct) | View |
2025-01-27 Tax Withholding | 2025-01-29 5:44 pm | N/A N/A | Energy Recovery Inc. | ERII | Moon David W President and CEO | 7,664 | $14.4 | 201,167 (Direct) | View |
2025-01-27 Tax Withholding | 2025-01-29 5:43 pm | N/A N/A | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 4,061 | $14.4 | 110,754 (Direct) | View |
2025-01-27 Tax Withholding | 2025-01-29 5:42 pm | N/A N/A | Energy Recovery Inc. | ERII | Ghasripoor Farshad Chief Technology Officer | 5,721 | $14.4 | 126,470 (Direct) | View |
2025-01-27 Tax Withholding | 2025-01-29 5:41 pm | N/A N/A | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 5,784 | $14.4 | 134,806 (Direct) | View |
2025-01-23 Option Award | 2025-01-27 6:06 pm | N/A N/A | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 23,956 | $0 | 114,815 (Direct) | View |
2025-01-23 Option Award | 2025-01-27 6:04 pm | N/A N/A | Energy Recovery Inc. | ERII | Moon David W President and CEO | 88,980 | $0 | 208,831 (Direct) | View |
2025-01-23 Option Award | 2025-01-27 6:03 pm | N/A N/A | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 34,223 | $0 | 140,590 (Direct) | View |
2025-01-23 Option Award | 2025-01-27 6:02 pm | N/A N/A | Energy Recovery Inc. | ERII | Mancini Michael S. Chief Financial Officer | 34,223 | $0 | 34,223 (Direct) | View |
2024-08-19 Exercise | 2024-08-21 4:52 pm | N/A 2025-06-23 | Energy Recovery Inc. | ERII | BUEHLER ALEXANDER J Director | 19,841 | $2.92 | 54,290 (Direct) | View |
2024-08-05 Option Award | 2024-08-07 5:13 pm | N/A 2034-08-05 | Energy Recovery Inc. | ERII | Mancini Michael S. Chief Financial Officer | 229,322 | $16.03 | 229,322 (Direct) | View |
2024-06-06 Option Award | 2024-06-10 4:34 pm | N/A N/A | Energy Recovery Inc. | ERII | Chow Joan Kai Director | 11,127 | $0 | 23,484 (Direct) | View |
2024-06-06 Option Award | 2024-06-10 4:34 pm | N/A N/A | Energy Recovery Inc. | ERII | Hanstveit Arve Director | 11,127 | $0 | 883,182 (Direct) | View |
2024-06-06 Option Award | 2024-06-10 4:34 pm | N/A N/A | Energy Recovery Inc. | ERII | BUEHLER ALEXANDER J Director | 11,127 | $0 | 34,449 (Direct) | View |
2024-06-06 Option Award | 2024-06-10 4:34 pm | N/A N/A | Energy Recovery Inc. | ERII | TONDREAU PAMELA L. Director | 13,724 | $0 | 36,843 (Direct) | View |
2024-06-06 Option Award | 2024-06-10 4:33 pm | N/A N/A | Energy Recovery Inc. | ERII | Sabol Colin R Director | 11,127 | $0 | 17,359 (Direct) | View |
2024-05-22 Exercise | 2024-05-24 4:55 pm | N/A 2030-05-20 | Energy Recovery Inc. | ERII | Mao Robert Yu Lang Director | 39,903 | $7.79 | 357,979 (Direct) | View |