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 |
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 |
2024-06-18 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 |
2024-05-07 Purchase |
2024-05-09 5:04 pm |
Energy Recovery Inc. | ERII | Moon David W President and CEO |
10,500 | $13.46 | $141,288 | 120,620 (Indirect Direct) |
View |
2024-05-07 Sale |
2024-05-09 5:04 pm |
Energy Recovery Inc. | ERII | Moon David W President and CEO |
8,040 | $0 | $0 | 120,620 (Indirect Direct) |
View |
2024-02-27 Purchase |
2024-02-29 5:29 pm |
Energy Recovery Inc. | ERII | Moon David W President and CEO |
10,750 | $15.51 | $166,733 | 118,160 (Indirect Direct) |
View |
2023-11-09 Purchase |
2023-11-13 4:58 pm |
Energy Recovery Inc. | ERII | Moon David W Interim President and CEO |
8,500 | $18.11 | $153,935 | 26,965 (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 |
2025-01-27 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 |
2025-01-23 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 |
2024-01-25 Option Award |
2024-01-29 5:47 pm |
N/A N/A |
Energy Recovery Inc. | ERII | Moon David W President and CEO |
194,785 | $16.16 | 293,695 (Direct) |
View |
2024-01-25 Option Award |
2024-01-29 5:47 pm |
N/A N/A |
Energy Recovery Inc. | ERII | Moon David W President and CEO |
80,445 | $0 | 293,695 (Direct) |
View |
2023-10-24 Option Award |
2023-10-26 9:02 pm |
N/A N/A |
Energy Recovery Inc. | ERII | Moon David W Director |
15,233 | $0 | 18,465 (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 |