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 |
2024-05-22 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 |
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 |
2024-05-07 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 |
2024-03-11 Sale |
2024-03-13 5:31 pm |
Energy Recovery Inc. | ERII | Ballard Joshua Chief Financial Officer |
979 | $14.98 | $14,667 | 44,427 (Direct) |
View |
2024-03-11 Sale |
2024-03-13 5:29 pm |
Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water |
825 | $14.98 | $12,360 | 142,681 (Direct) |
View |
2024-03-11 Sale |
2024-03-13 5:24 pm |
Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer |
978 | $14.98 | $14,652 | 87,303 (Direct) |
View |
2024-03-04 Sale |
2024-03-06 4:57 pm |
Energy Recovery Inc. | ERII | Mao Robert Yu Lang Director |
35,779 | $15.74 | $563,245 | 326,285 (Indirect Direct) |
View |
2024-02-29 Sale |
2024-03-04 7:35 pm |
Energy Recovery Inc. | ERII | Mao Robert Yu Lang Director |
77,339 | $15.89 | $1,228,817 | 297,971 (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 |
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 |
2024-02-05 Sale |
2024-02-07 5:06 pm |
Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer |
1,013 | $14.89 | $15,084 | 93,849 (Indirect Direct) |
View |
2024-02-05 Sale |
2024-02-07 5:05 pm |
Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water |
975 | $14.89 | $14,518 | 143,506 (Direct) |
View |
2024-02-05 Sale |
2024-02-07 5:04 pm |
Energy Recovery Inc. | ERII | Ghasripoor Farshad Chief Technology Officer |
1,118 | $14.89 | $16,647 | 146,796 (Indirect Direct) |
View |
2024-02-01 Sale |
2024-02-05 5:59 pm |
Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer |
2,133 | $15.42 | $32,884 | 94,862 (Indirect Direct) |
View |
2024-02-01 Sale |
2024-02-05 5:56 pm |
Energy Recovery Inc. | ERII | Ghasripoor Farshad Chief Technology Officer |
2,449 | $15.41 | $37,740 | 147,914 (Indirect Direct) |
View |
2024-02-01 Sale |
2024-02-05 5:55 pm |
Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water |
2,277 | $15.41 | $35,089 | 144,481 (Direct) |
View |
2024-02-01 Sale |
2024-02-05 5:52 pm |
Energy Recovery Inc. | ERII | Ballard Joshua Chief Financial Officer |
746 | $15.64 | $11,667 | 45,406 (Direct) |
View |
2024-01-30 Sale |
2024-02-01 4:12 pm |
Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water |
830 | $15.91 | $13,209 | 146,758 (Direct) |
View |
2024-01-30 Sale |
2024-02-01 4:11 pm |
Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer |
823 | $15.91 | $13,097 | 91,427 (Direct) |
View |
2024-01-30 Sale |
2024-02-01 4:10 pm |
Energy Recovery Inc. | ERII | Ghasripoor Farshad Chief Technology Officer |
891 | $15.91 | $14,179 | 150,363 (Indirect Direct) |
View |
2024-01-02 Sale |
2024-01-04 5:02 pm |
Energy Recovery Inc. | ERII | Ballard Joshua Chief Financial Officer |
12,500 | $18.55 | $231,813 | 69,002 (Direct) |
View |
2023-11-10 Purchase |
2023-11-13 5:03 pm |
Energy Recovery Inc. | ERII | Chow Joan Kai Director |
1,500 | $17.79 | $26,685 | 12,357 (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 |
2023-11-09 Purchase |
2023-11-13 4:56 pm |
Energy Recovery Inc. | ERII | Sabol Colin R Director |
2,000 | $18 | $36,000 | 6,232 (Indirect Direct) |
View |
2023-11-06 Purchase(A) |
2023-11-13 4:47 pm |
Energy Recovery Inc. | ERII | Sabol Colin R Director |
1,000 | $17.75 | $17,750 | 4,232 (Indirect Direct) |
View |
2023-11-06 Sale |
2023-11-08 7:38 pm |
Energy Recovery Inc. | ERII | Mao Robert Yu Lang Director |
251,383 | $17.89 | $4,496,122 | 469,681 (Indirect Direct) |
View |
2023-11-07 Purchase |
2023-11-08 7:35 pm |
Energy Recovery Inc. | ERII | TONDREAU PAMELA L. Director |
8,350 | $17.91 | $149,540 | 23,119 (Direct) |
View |
2023-11-06 Purchase |
2023-11-08 5:37 pm |
Energy Recovery Inc. | ERII | Sabol Colin R Director |
1,000 | $17.75 | $17,750 | 4,232 (Direct) |
View |
2023-09-12 Sale |
2023-09-14 4:12 pm |
Energy Recovery Inc. | ERII | Ballard Joshua Chief Financial Officer |
700 | $24.03 | $16,823 | 46,152 (Indirect Direct) |
View |
2023-08-29 Sale |
2023-08-31 6:01 pm |
Energy Recovery Inc. | ERII | Ghasripoor Farshad Chief Technology Officer |
51,131 | $27.92 | $1,427,424 | 87,042 (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 |
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 |
2024-03-04 Exercise |
2024-03-06 4:57 pm |
N/A N/A |
Energy Recovery Inc. | ERII | Mao Robert Yu Lang Director |
20,509 | $2.92 | 326,285 (Direct) |
View |
2024-03-04 Exercise |
2024-03-06 4:57 pm |
N/A N/A |
Energy Recovery Inc. | ERII | Mao Robert Yu Lang Director |
16,726 | $7.71 | 326,285 (Direct) |
View |
2024-03-04 Exercise |
2024-03-06 4:57 pm |
N/A N/A |
Energy Recovery Inc. | ERII | Mao Robert Yu Lang Director |
15,327 | $8.6 | 326,285 (Direct) |
View |
2024-03-04 Exercise |
2024-03-06 4:57 pm |
N/A N/A |
Energy Recovery Inc. | ERII | Mao Robert Yu Lang Director |
15,879 | $8.49 | 326,285 (Direct) |
View |
2024-03-04 Exercise |
2024-03-06 4:57 pm |
N/A 2025-06-23 |
Energy Recovery Inc. | ERII | Mao Robert Yu Lang Director |
89,744 | $0 | 326,285 (Direct) |
View |
2024-03-04 Exercise |
2024-03-06 4:57 pm |
N/A N/A |
Energy Recovery Inc. | ERII | Mao Robert Yu Lang Director |
21,303 | $9.98 | 326,285 (Direct) |
View |
2024-03-01 Exercise |
2024-03-04 7:35 pm |
N/A N/A |
Energy Recovery Inc. | ERII | Mao Robert Yu Lang Director |
32,883 | $2.92 | 297,971 (Direct) |
View |
2024-02-29 Exercise |
2024-03-04 7:35 pm |
N/A N/A |
Energy Recovery Inc. | ERII | Mao Robert Yu Lang Director |
44,456 | $3.53 | 297,971 (Direct) |
View |
2024-02-29 Exercise |
2024-03-04 7:35 pm |
N/A 2025-02-06 |
Energy Recovery Inc. | ERII | Mao Robert Yu Lang Director |
77,339 | $0 | 297,971 (Direct) |
View |
2024-01-25 Option Award |
2024-01-29 5:55 pm |
N/A N/A |
Energy Recovery Inc. | ERII | Ghasripoor Farshad Chief Technology Officer |
42,450 | $0 | 151,254 (Direct) |
View |
2024-01-25 Option Award |
2024-01-29 5:53 pm |
N/A N/A |
Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water |
69,925 | $0 | 147,588 (Direct) |
View |
2024-01-25 Option Award |
2024-01-29 5:50 pm |
N/A N/A |
Energy Recovery Inc. | ERII | Yeung William Chief Legal Officer |
39,542 | $0 | 97,818 (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 |
2024-01-02 Exercise |
2024-01-04 5:02 pm |
N/A 2029-01-31 |
Energy Recovery Inc. | ERII | Ballard Joshua Chief Financial Officer |
12,500 | $7.6 | 69,002 (Direct) |
View |
2023-11-08 Exercise |
2023-11-13 5:01 pm |
N/A N/A |
Energy Recovery Inc. | ERII | Mao Robert Yu Lang Director |
6,306 | $13.96 | 376,068 (Direct) |
View |
2023-11-08 Exercise |
2023-11-13 5:01 pm |
N/A N/A |
Energy Recovery Inc. | ERII | Mao Robert Yu Lang Director |
65,202 | $7.79 | 376,068 (Direct) |
View |
2023-11-08 Exercise |
2023-11-13 5:01 pm |
N/A 2030-05-20 |
Energy Recovery Inc. | ERII | Mao Robert Yu Lang Director |
71,508 | $0 | 376,068 (Direct) |
View |
2023-11-07 Exercise |
2023-11-08 7:38 pm |
N/A N/A |
Energy Recovery Inc. | ERII | Mao Robert Yu Lang Director |
121,383 | $13.96 | 469,681 (Direct) |
View |
2023-11-06 Exercise |
2023-11-08 7:38 pm |
N/A N/A |
Energy Recovery Inc. | ERII | Mao Robert Yu Lang Director |
168,508 | $7.79 | 469,681 (Direct) |
View |
2023-11-06 Exercise |
2023-11-08 7:38 pm |
N/A 2030-05-20 |
Energy Recovery Inc. | ERII | Mao Robert Yu Lang Director |
289,891 | $0 | 469,681 (Direct) |
View |
2023-10-26 Option Award |
2023-10-30 5:58 pm |
N/A N/A |
Energy Recovery Inc. | ERII | TONDREAU PAMELA L. Director |
1,447 | $0 | 14,769 (Direct) |
View |
2023-10-26 Option Award |
2023-10-30 5:54 pm |
N/A N/A |
Energy Recovery Inc. | ERII | Mao Robert Yu Lang President and CEO |
4,153 | $0 | 66,096 (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 |
2023-10-24 Option Award |
2023-10-25 5:35 pm |
N/A N/A |
Energy Recovery Inc. | ERII | Clemente Rodney SVP, Water |
21,762 | $0 | 77,663 (Direct) |
View |
2023-10-24 Option Award |
2023-10-25 5:35 pm |
N/A N/A |
Energy Recovery Inc. | ERII | Ghasripoor Farshad Chief Technology Officer |
21,762 | $0 | 108,804 (Direct) |
View |
2023-08-29 Exercise |
2023-08-31 6:01 pm |
N/A 2029-01-31 |
Energy Recovery Inc. | ERII | Ghasripoor Farshad Chief Technology Officer |
35,800 | $7.6 | 87,042 (Direct) |
View |
2023-08-29 Exercise |
2023-08-31 6:01 pm |
N/A 2028-02-01 |
Energy Recovery Inc. | ERII | Ghasripoor Farshad Chief Technology Officer |
15,331 | $7.5 | 87,042 (Direct) |
View |