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 |
2025-03-13 4:24 pm |
Energy Recovery Inc. | ERII | Hanstveit Arve Director |
50,000 | $16.34 | $816,950 | 693,182 (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 |
2024-06-07 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 |
2024-05-08 Sale |
2024-05-10 6:30 pm |
Energy Recovery Inc. | ERII | Hanstveit Arve Director |
35,000 | $13.53 | $473,550 | 892,055 (Indirect Direct) |
View |
2024-02-28 Sale |
2024-03-01 5:14 pm |
Energy Recovery Inc. | ERII | Hanstveit Arve Director |
50,000 | $15.49 | $774,600 | 927,055 (Indirect 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 |
2023-06-01 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 |
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 |
2021-11-22 Sale |
2021-11-24 4:28 pm |
Energy Recovery Inc. | ERII | Hanstveit Arve Director |
25,000 | $24.61 | $615,350 | 879,545 (Direct) |
View |
2021-04-29 Sale(A) |
2021-05-11 5:15 pm |
Energy Recovery Inc. | ERII | Hanstveit Arve Director |
14,374 | $22.16 | $318,472 | 899,733 (Direct) |
View |
2021-04-26 Sale(A) |
2021-05-11 5:15 pm |
Energy Recovery Inc. | ERII | Hanstveit Arve Director |
10,626 | $22 | $233,777 | 914,107 (Direct) |
View |
2021-03-12 Sale(A) |
2021-05-11 5:14 pm |
Energy Recovery Inc. | ERII | Hanstveit Arve Director |
25,000 | $17 | $425,045 | 924,733 (Direct) |
View |
2021-04-29 Sale |
2021-05-03 6:54 pm |
Energy Recovery Inc. | ERII | Hanstveit Arve Director |
14,374 | $22.16 | $318,472 | 924,733 (Direct) |
View |
2021-04-26 Sale |
2021-04-28 6:22 pm |
Energy Recovery Inc. | ERII | Hanstveit Arve Director |
10,626 | $22 | $233,777 | 939,107 (Direct) |
View |
2021-03-12 Sale |
2021-03-16 6:30 pm |
Energy Recovery Inc. | ERII | Hanstveit Arve Director |
25,000 | $17 | $425,045 | 949,733 (Direct) |
View |
2021-02-24 Sale |
2021-02-26 5:26 pm |
Energy Recovery Inc. | ERII | Hanstveit Arve Director |
25,000 | $17 | $425,043 | 949,733 (Direct) |
View |
2021-01-04 Sale |
2021-01-06 7:09 pm |
Energy Recovery Inc. | ERII | Hanstveit Arve Director |
25,000 | $14.29 | $357,295 | 974,733 (Direct) |
View |
2020-05-28 Sale |
2020-06-01 5:58 pm |
Energy Recovery Inc. | ERII | Hanstveit Arve Director |
50,000 | $8.0321 | $401,605 | 999,733 (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 |
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 |
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 |
2023-06-01 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 |
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 |
2022-06-09 Option Award |
2022-06-13 4:19 pm |
N/A N/A |
Energy Recovery Inc. | ERII | Hanstveit Arve Director |
4,807 | $20.8 | 1,004,352 (Direct) |
View |
2021-06-10 Option Award |
2021-06-10 8:15 pm |
N/A N/A |
Energy Recovery Inc. | ERII | Hanstveit Arve Director |
4,812 | $20.78 | 904,545 (Direct) |
View |
2020-07-16 Option Award |
2020-07-20 8:33 pm |
N/A 2030-07-16 |
Energy Recovery Inc. | ERII | Hanstveit Arve Director |
18,669 | $0 | 18,669 (Direct) |
View |