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 |
| 2026-04-02 Sale | 2026-04-06 6:16 pm | Energy Recovery Inc. | ERII | Hanstveit Arve Director | 165,292 | $10.14 | $1,676,061 | 504,928 (Indirect Direct) | View |
| 2026-03-10 Sale | 2026-03-11 4:33 pm | Energy Recovery Inc. | ERII | Hanstveit Arve Director | 25,000 | $10.96 | $273,975 | 670,220 (Indirect Direct) | View |
| 2026-03-05 Sale | 2026-03-09 5:33 pm | Energy Recovery Inc. | ERII | Hanstveit Arve Director | 50,000 | $10.69 | $534,400 | 575,220 (Direct) | View |
| 2026-03-04 Sale | 2026-03-06 6:49 pm | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 20,568 | $10.61 | $218,309 | 116,008 (Direct) | View |
| 2026-03-05 Sale | 2026-03-06 6:48 pm | Energy Recovery Inc. | ERII | Ramanan Natarajan Chief Technology Officer | 272 | $10.57 | $2,875 | 52,565 (Direct) | View |
| 2026-02-05 Sale | 2026-02-09 5:57 pm | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 1,536 | $14.82 | $22,766 | 78,208 (Direct) | View |
| 2026-02-05 Sale | 2026-02-09 5:53 pm | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 724 | $14.59 | $10,563 | 90,950 (Direct) | View |
| 2026-01-28 Sale | 2026-02-03 5:21 pm | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 8,000 | $14.54 | $116,334 | 85,312 (Indirect Direct) | View |
| 2025-12-04 Sale | 2025-12-08 4:50 pm | Energy Recovery Inc. | ERII | Hanstveit Arve Director | 30,000 | $14.84 | $445,110 | 745,220 (Indirect Direct) | View |
| 2025-10-23 Sale | 2025-10-27 5:28 pm | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 12,698 | $17.86 | $226,799 | 150,936 (Indirect Direct) | View |
| 2025-10-20 Sale | 2025-10-22 6:09 pm | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 3,530 | $17 | $60,010 | 124,117 (Indirect Direct) | View |
| 2025-10-16 Sale | 2025-10-17 4:40 pm | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 3,530 | $16.5 | $58,245 | 127,647 (Indirect Direct) | View |
| 2025-10-03 Sale | 2025-10-07 5:11 pm | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 3,567 | $16 | $57,072 | 161,946 (Indirect Direct) | View |
| 2025-09-18 Sale | 2025-09-22 7:18 pm | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 15,454 | $15.09 | $233,139 | 102,937 (Indirect Direct) | View |
| 2025-09-11 Sale | 2025-09-15 5:00 pm | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 33,554 | $14.51 | $486,869 | 112,823 (Direct) | View |
| 2025-07-28 Sale | 2025-07-29 4:19 pm | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 5,387 | $13.97 | $75,256 | 100,765 (Direct) | View |
| 2025-06-11 Sale | 2025-06-13 4:41 pm | Energy Recovery Inc. | ERII | Hanstveit Arve Director | 50,000 | $12.71 | $635,400 | 775,220 (Indirect Direct) | View |
| 2025-05-13 Purchase | 2025-05-15 5:05 pm | Energy Recovery Inc. | ERII | Moon David W President and CEO | 4,200 | $12.2 | $51,240 | 205,367 (Indirect Direct) | View |
| 2025-05-14 Purchase | 2025-05-15 5:04 pm | Energy Recovery Inc. | ERII | TONDREAU PAMELA L. Director | 4,200 | $12.28 | $51,570 | 41,043 (Direct) | View |
| 2025-03-11 Sale | 2025-03-13 4:24 pm | Energy Recovery Inc. | ERII | Hanstveit Arve Director | 50,000 | $16.34 | $816,950 | 693,182 (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 |
| 2026-03-03 Tax Withholding | 2026-03-04 4:57 pm | N/A N/A | Energy Recovery Inc. | ERII | Ramanan Natarajan Chief Technology Officer | 2,724 | $10.22 | 52,837 (Direct) | View |
| 2026-02-17 Option Award | 2026-02-19 4:55 pm | N/A N/A | Energy Recovery Inc. | ERII | Mancini Michael S. Chief Financial Officer | 45,626 | $0 | 75,051 (Direct) | View |
| 2026-02-17 Option Award | 2026-02-19 4:55 pm | N/A N/A | Energy Recovery Inc. | ERII | Moon David W President and CEO | 81,812 | $0 | 270,019 (Direct) | View |
| 2026-02-17 Option Award | 2026-02-19 4:55 pm | N/A N/A | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 25,959 | $0 | 109,735 (Direct) | View |
| 2026-02-17 Option Award | 2026-02-19 4:55 pm | N/A N/A | Energy Recovery Inc. | ERII | Ramanan Natarajan Chief Technology Officer | 29,106 | $0 | 55,561 (Direct) | View |
| 2026-02-17 Option Award | 2026-02-19 4:55 pm | N/A N/A | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 45,626 | $0 | 136,576 (Direct) | View |
| 2026-02-17 Option Award | 2026-02-19 4:55 pm | N/A N/A | Energy Recovery Inc. | ERII | Hostetler Matthew Chief Human Resources Officer | 25,959 | $0 | 46,556 (Direct) | View |
| 2026-01-30 Tax Withholding | 2026-02-03 6:10 pm | N/A N/A | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 694 | $14.65 | 91,674 (Direct) | View |
| 2026-01-30 Tax Withholding | 2026-02-03 6:10 pm | N/A N/A | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 8,397 | $14.3 | 91,674 (Direct) | View |
| 2026-01-30 Tax Withholding | 2026-02-03 5:56 pm | N/A N/A | Energy Recovery Inc. | ERII | Hostetler Matthew Chief Human Resources Officer | 3,359 | $14.3 | 20,597 (Direct) | View |
| 2026-01-30 Tax Withholding | 2026-02-03 5:46 pm | N/A N/A | Energy Recovery Inc. | ERII | Mancini Michael S. Chief Financial Officer | 4,798 | $14.3 | 29,425 (Direct) | View |
| 2026-01-30 Tax Withholding | 2026-02-03 5:42 pm | N/A N/A | Energy Recovery Inc. | ERII | Moon David W President and CEO | 17,160 | $14.3 | 151,257 (Direct) | View |
| 2026-01-30 Tax Withholding | 2026-02-03 5:21 pm | N/A N/A | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 1,003 | $14.65 | 85,312 (Direct) | View |
| 2026-01-30 Tax Withholding | 2026-02-03 5:21 pm | N/A N/A | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 8,622 | $14.3 | 85,312 (Direct) | View |
| 2025-10-23 Exercise | 2025-10-27 5:28 pm | N/A 2028-02-01 | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 7,060 | $7.5 | 150,936 (Direct) | View |
| 2025-10-24 Exercise | 2025-10-27 5:28 pm | N/A 2027-02-02 | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 5,638 | $10.19 | 150,936 (Direct) | View |
| 2025-10-20 Exercise | 2025-10-22 6:09 pm | N/A 2028-02-01 | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 3,530 | $7.5 | 124,117 (Direct) | View |
| 2025-10-16 Exercise | 2025-10-17 4:40 pm | N/A 2028-02-01 | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 3,530 | $7.5 | 127,647 (Direct) | View |
| 2025-10-03 Exercise | 2025-10-07 5:11 pm | N/A 2028-02-01 | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 3,567 | $7.5 | 161,946 (Direct) | View |
| 2025-09-18 Exercise | 2025-09-22 7:18 pm | N/A 2026-06-19 | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 15,454 | $8.95 | 102,937 (Direct) | View |
| 2025-09-11 Exercise | 2025-09-15 5:00 pm | N/A 2026-06-19 | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 30,877 | $8.95 | 112,823 (Direct) | View |
| 2025-07-25 Tax Withholding | 2025-07-29 4:21 pm | N/A N/A | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 1,989 | $13.88 | 105,614 (Direct) | View |
| 2025-07-25 Tax Withholding | 2025-07-29 4:19 pm | N/A N/A | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 2,320 | $13.88 | 100,765 (Direct) | View |
| 2025-06-05 Option Award | 2025-06-06 4:52 pm | N/A N/A | Energy Recovery Inc. | ERII | TONDREAU PAMELA L. Director | 14,847 | $0 | 55,890 (Direct) | View |
| 2025-06-05 Option Award | 2025-06-06 4:51 pm | N/A N/A | Energy Recovery Inc. | ERII | BUEHLER ALEXANDER J Director | 12,038 | $0 | 66,328 (Direct) | View |
| 2025-06-05 Option Award | 2025-06-06 4:50 pm | N/A N/A | Energy Recovery Inc. | ERII | Chow Joan Kai Director | 12,038 | $0 | 35,522 (Direct) | View |
| 2025-06-05 Option Award | 2025-06-06 4:48 pm | N/A N/A | Energy Recovery Inc. | ERII | Hanstveit Arve Director | 12,038 | $0 | 825,220 (Direct) | View |
| 2025-06-05 Option Award | 2025-06-06 4:46 pm | N/A N/A | Energy Recovery Inc. | ERII | Sabol Colin R Director | 12,038 | $0 | 29,397 (Direct) | View |
| 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 |