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Energy Recovery, Inc.
ERIINasdaqCIK: 0001421517
Recent Form 4 activity at Energy Recovery, Inc. (ERII) spans 40 filings across 13 insiders (2 buying and 5 selling). Purchases total $266.1K against $4.4M in sales — heavily weighted toward selling, for net sales of $4.2M. Hanstveit Arve (Director) is the most active by dollar volume, and the single largest transaction was $1.7M by Hanstveit Arve. All figures are drawn from official SEC Form 3, 4, and 5 disclosures and update as new filings arrive.
Total Volume
$7.8M
Purchases
$266.1K
Sales
$4.4M
Unique Insiders
13
Recent Insider Trades
40 loaded
| Jul 29 | ERII Energy Recovery, Inc. | Yeung William | Chief Legal Officer | Sell | $17.5K |
| Jul 29 | ERII Energy Recovery, Inc. | Clemente Rodney | SVP, Water | Sell | $46.1K |
| Jul 22 | ERII Energy Recovery, Inc. | Mitchell John Joseph | Director | Grant | $0 |
| Jul 22 | ERII Energy Recovery, Inc. | Mitchell John Joseph | Director | Other | $0 |
| Jun 17 | ERII Energy Recovery, Inc. | BUEHLER ALEXANDER J | Interim President and CEO, Director | Sell | $129.8K |
| Jun 17 | ERII Energy Recovery, Inc. | Sabol Colin R | Director | Buy | $99.3K |
| Jun 5 | ERII Energy Recovery, Inc. | Hanstveit Arve | Director | Grant | $150.0K |
| Jun 5 | ERII Energy Recovery, Inc. | Chow Joan Kai | Director | Grant | $150.0K |
| Jun 5 | ERII Energy Recovery, Inc. | Sabol Colin R | Director | Grant | $150.0K |
| Jun 5 | ERII Energy Recovery, Inc. | TONDREAU PAMELA L. | Director | Grant | $185.0K |
| May 15 | ERII Energy Recovery, Inc. | TONDREAU PAMELA L. | Director | Buy | $166.8K |
| Jun 25 | ERII Energy Recovery, Inc. | Ryan Aidan | Interim CFO | Grant | $215.0K |
| May 19 | ERII Energy Recovery, Inc. | Ryan Aidan | Interim CFO | Other | $0 |
| Apr 8 | ERII Energy Recovery, Inc. | Hanstveit Arve | Director | Sell | $24.9K |
| Apr 6 | ERII Energy Recovery, Inc. | Hanstveit Arve | Director | Sell | $1.7M |
| Mar 6 | ERII Energy Recovery, Inc. | Ramanan Natarajan | Chief Technology Officer | Sell | $2.9K |
| Mar 9 | ERII Energy Recovery, Inc. | Hanstveit Arve | Director | Sell | $534.4K |
| Mar 6 | ERII Energy Recovery, Inc. | Clemente Rodney | SVP, Water | Sell | $218.3K |
| Feb 19 | ERII Energy Recovery, Inc. | Moon David W | President and CEO, Director | Grant | $0 |
| Feb 19 | ERII Energy Recovery, Inc. | Hostetler Matthew | Chief Human Resources Officer | Grant | $0 |
| Feb 19 | ERII Energy Recovery, Inc. | Mancini Michael S. | Chief Financial Officer | Grant | $0 |
| Feb 19 | ERII Energy Recovery, Inc. | Clemente Rodney | SVP, Water | Grant | $0 |
| Feb 19 | ERII Energy Recovery, Inc. | Ramanan Natarajan | Chief Technology Officer | Grant | $0 |
| Feb 19 | ERII Energy Recovery, Inc. | Yeung William | Chief Legal Officer | Grant | $0 |
| Feb 9 | ERII Energy Recovery, Inc. | Clemente Rodney | SVP, Water | Sell | $10.6K |
| Feb 9 | ERII Energy Recovery, Inc. | Yeung William | Chief Legal Officer | Sell | $22.8K |
| Feb 3 | ERII Energy Recovery, Inc. | Hostetler Matthew | Chief Human Resources Officer | Tax withheld | $48.0K |
| Feb 3 | ERII Energy Recovery, Inc. | Clemente Rodney | SVP, Water | Tax withheld | $130.2K |
| Feb 3 | ERII Energy Recovery, Inc. | Mancini Michael S. | Chief Financial Officer | Tax withheld | $68.6K |
| Feb 3 | ERII Energy Recovery, Inc. | Moon David W | President and CEO, Director | Tax withheld | $245.4K |
| Feb 3 | ERII Energy Recovery, Inc. | Yeung William | Chief Legal Officer | Sell | $116.3K |
| Dec 8 | ERII Energy Recovery, Inc. | Hanstveit Arve | Director | Sell | $445.1K |
| Oct 27 | ERII Energy Recovery, Inc. | Yeung William | Chief Legal Officer | Sell | $226.8K |
| Oct 22 | ERII Energy Recovery, Inc. | Yeung William | Chief Legal Officer | Sell | $60.0K |
| Oct 17 | ERII Energy Recovery, Inc. | Yeung William | Chief Legal Officer | Sell | $58.2K |
| Oct 7 | ERII Energy Recovery, Inc. | Yeung William | Chief Legal Officer | Sell | $57.1K |
| Sep 22 | ERII Energy Recovery, Inc. | Yeung William | Chief Legal Officer | Sell | $233.1K |
| Sep 15 | ERII Energy Recovery, Inc. | Yeung William | Chief Legal Officer | Sell | $486.9K |
| Jul 29 | ERII Energy Recovery, Inc. | Clemente Rodney | SVP, Water | Sell | $75.3K |
| Jul 29 | ERII Energy Recovery, Inc. | Yeung William | Chief Legal Officer | Tax withheld | $27.6K |
40 filings