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 |
2023-08-28 Sale | 2023-08-29 4:43 pm | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 40,614 | $27.75 | $1,127,201 | 52,708 (Direct) | View |
2023-08-25 Sale | 2023-08-29 4:23 pm | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 31,373 | $27.03 | $848,106 | 69,619 (Direct) | View |
2023-06-20 Sale | 2023-06-23 4:54 pm | Energy Recovery Inc. | ERII | Hanstveit Arve Director | 15,000 | $27.5 | $412,500 | 977,055 (Indirect Direct) | View |
2023-06-09 Sale | 2023-06-13 6:49 pm | Energy Recovery Inc. | ERII | POLLINA LISA A Director | 1,843 | $27.02 | $49,796 | 4,007 (Direct) | View |
2023-06-01 Sale | 2023-06-05 6:21 pm | Energy Recovery Inc. | ERII | Hanstveit Arve Director | 15,327 | $23.73 | $363,697 | 988,352 (Indirect Direct) | View |
2023-04-03 Sale | 2023-04-05 5:46 pm | Energy Recovery Inc. | ERII | Hanstveit Arve Director | 16,000 | $23.5 | $376,000 | 988,352 (Indirect Direct) | View |
2023-03-09 Sale | 2023-03-13 7:29 pm | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 882 | $23.99 | $21,163 | 82,216 (Indirect Direct) | View |
2023-03-09 Sale | 2023-03-13 7:29 pm | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 768 | $23.99 | $18,428 | 32,781 (Direct) | View |
2023-03-09 Sale | 2023-03-13 7:29 pm | Energy Recovery Inc. | ERII | Ballard Joshua Chief Financial Officer | 883 | $23.99 | $21,187 | 25,321 (Indirect Direct) | View |
2023-03-02 Sale | 2023-03-06 4:14 pm | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 22,095 | $22.35 | $493,753 | 33,549 (Direct) | View |
2023-02-03 Sale | 2023-02-07 6:32 pm | Energy Recovery Inc. | ERII | Ballard Joshua Chief Financial Officer | 3,208 | $22.47 | $72,084 | 26,204 (Indirect Direct) | View |
2023-02-03 Sale | 2023-02-07 6:31 pm | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 836 | $22.75 | $19,022 | 83,098 (Indirect Direct) | View |
2023-02-03 Sale | 2023-02-07 6:31 pm | Energy Recovery Inc. | ERII | Ghasripoor Farshad Chief Technology Officer | 987 | $22.75 | $22,458 | 68,103 (Indirect Direct) | View |
2023-02-03 Sale | 2023-02-07 6:31 pm | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 925 | $22.75 | $21,047 | 55,644 (Direct) | View |
2023-02-01 Sale | 2023-02-03 4:20 pm | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 3,831 | $22.41 | $85,851 | 56,569 (Direct) | View |
2023-02-01 Sale | 2023-02-03 4:20 pm | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 3,707 | $22.41 | $83,059 | 83,934 (Indirect Direct) | View |
2023-02-01 Sale | 2023-02-03 4:19 pm | Energy Recovery Inc. | ERII | Ballard Joshua Chief Financial Officer | 17,138 | $21.97 | $376,475 | 50,149 (Indirect Direct) | View |
2023-02-01 Sale | 2023-02-03 4:18 pm | Energy Recovery Inc. | ERII | Ghasripoor Farshad Chief Technology Officer | 4,250 | $22.42 | $95,265 | 69,090 (Indirect Direct) | View |
2022-11-16 Sale | 2022-11-18 4:14 pm | Energy Recovery Inc. | ERII | Hanstveit Arve Director | 17,236 | $20.93 | $360,808 | 1,004,352 (Indirect Direct) | View |
2022-09-14 Sale | 2022-09-16 4:19 pm | Energy Recovery Inc. | ERII | Foda Sherif Director | 15,879 | $25.5 | $404,915 | 9,619 (Direct) | View |
2022-08-09 Sale | 2022-08-11 5:59 pm | Energy Recovery Inc. | ERII | MAO ROBERT YU LANG President and CEO | 2,000 | $22.46 | $44,927 | 126,680 (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 |
2023-08-25 Exercise | 2023-08-29 4:23 pm | N/A 2030-01-31 | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 6,432 | $10.21 | 69,619 (Direct) | View |
2023-08-25 Exercise | 2023-08-29 4:23 pm | N/A 2029-01-31 | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 15,663 | $7.6 | 69,619 (Direct) | View |
2023-08-25 Exercise | 2023-08-29 4:23 pm | N/A 2028-02-01 | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 9,278 | $7.5 | 69,619 (Direct) | View |
2023-07-25 Option Award | 2023-07-27 4:04 pm | N/A N/A | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 16,674 | $0 | 98,890 (Direct) | View |
2023-07-25 Option Award | 2023-07-27 4:03 pm | N/A N/A | Energy Recovery Inc. | ERII | Ballard Joshua Chief Financial Officer | 21,531 | $0 | 46,852 (Direct) | View |
2023-07-25 Option Award | 2023-07-27 4:03 pm | N/A N/A | Energy Recovery Inc. | ERII | Ghasripoor Farshad Chief Technology Officer | 18,939 | $0 | 87,042 (Direct) | View |
2023-07-25 Option Award | 2023-07-27 4:02 pm | N/A N/A | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 23,120 | $0 | 55,901 (Direct) | View |
2023-07-25 Option Award | 2023-07-27 4:01 pm | N/A N/A | Energy Recovery Inc. | ERII | Mao Robert Yu Lang President and CEO | 32,695 | $0 | 158,151 (Direct) | View |
2023-07-10 Option Award | 2023-07-12 4:37 pm | N/A N/A | Energy Recovery Inc. | ERII | Moon David W Director | 3,232 | $28.22 | 3,232 (Direct) | View |
2023-07-10 Option Award | 2023-07-12 4:31 pm | N/A N/A | Energy Recovery Inc. | ERII | Sabol Colin R Director | 3,232 | $28.22 | 3,232 (Direct) | View |
2023-06-08 Option Award | 2023-06-12 4:40 pm | N/A N/A | Energy Recovery Inc. | ERII | TONDREAU PAMELA L. Director | 3,703 | $27 | 13,322 (Direct) | View |
2023-06-08 Option Award | 2023-06-12 4:38 pm | N/A N/A | Energy Recovery Inc. | ERII | Hanstveit Arve Director | 3,703 | $27 | 992,055 (Direct) | View |
2023-06-08 Option Award | 2023-06-12 4:36 pm | N/A N/A | Energy Recovery Inc. | ERII | Chow Joan Kai Director | 3,703 | $27 | 10,857 (Direct) | View |
2023-06-08 Option Award | 2023-06-12 4:32 pm | N/A N/A | Energy Recovery Inc. | ERII | BUEHLER ALEXANDER J Director | 3,703 | $27 | 23,322 (Direct) | View |
2023-06-01 Exercise | 2023-06-05 6:21 pm | N/A 2026-06-23 | Energy Recovery Inc. | ERII | Hanstveit Arve Director | 15,327 | $8.6 | 988,352 (Direct) | View |
2023-02-01 Exercise | 2023-02-03 4:19 pm | N/A 2029-01-31 | Energy Recovery Inc. | ERII | Ballard Joshua Chief Financial Officer | 15,000 | $7.6 | 50,149 (Direct) | View |
2023-01-30 Option Award | 2023-02-01 6:33 pm | N/A N/A | Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water | 8,173 | $21.41 | 60,400 (Direct) | View |
2023-01-30 Option Award | 2023-02-01 6:32 pm | N/A N/A | Energy Recovery Inc. | ERII | Ghasripoor Farshad Chief Technology Officer | 7,589 | $21.41 | 73,340 (Direct) | View |
2023-01-30 Option Award | 2023-02-01 6:32 pm | N/A N/A | Energy Recovery Inc. | ERII | MAO ROBERT YU LANG President and CEO | 14,012 | $21.41 | 125,456 (Direct) | View |
2023-01-30 Option Award | 2023-02-01 6:32 pm | N/A N/A | Energy Recovery Inc. | ERII | Ballard Joshua Chief Financial Officer | 8,173 | $21.41 | 31,550 (Direct) | View |
2023-01-30 Option Award | 2023-02-01 6:31 pm | N/A N/A | Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer | 7,006 | $21.41 | 87,641 (Direct) | View |
2022-11-16 Exercise | 2022-11-18 4:14 pm | N/A 2023-09-03 | Energy Recovery Inc. | ERII | Hanstveit Arve Director | 17,236 | $5.43 | 1,004,352 (Direct) | View |
2022-09-14 Exercise | 2022-09-16 4:19 pm | N/A 2028-06-14 | Energy Recovery Inc. | ERII | Foda Sherif Director | 15,879 | $8.485 | 9,619 (Direct) | View |
2022-08-09 Exercise | 2022-08-11 5:59 pm | N/A 2023-09-03 | Energy Recovery Inc. | ERII | MAO ROBERT YU LANG President and CEO | 17,236 | $5.43 | 126,680 (Direct) | View |