It has been a mixed year for Energy Recovery, Inc. insiders: $266,000 bought by two people and $3.9 million sold by five, so more selling than buying overall.
Biggest single buyer: TONDREAU PAMELA L., Director, with roughly $167,000.
7 quarters in a row of net selling by insiders. Insiders bought in 2 of the last 7 full quarters. Big money check: 200 institutions held ERII as of Q2 2026, and more funds bought than sold.
| Filed | Insider | Role | Type | Shares | Price | Value | Source |
|---|---|---|---|---|---|---|---|
| Jul 29, 2026 | Clemente Rodney | Executive Officer | Sell | 5,387 | $8.56 | $46K | SEC |
| Jul 29, 2026 | Yeung William | Executive Officer | Sell | 2,048 | $8.56 | $18K | SEC |
| Jun 17, 2026 | Sabol Colin R | Director | Buy | 11,180 | $8.88 | $99K | SEC |
| Jun 17, 2026 | BUEHLER ALEXANDER J | CEO | Sell | 14,900 | $8.71 | $130K | SEC |
| May 15, 2026 | TONDREAU PAMELA L. | Director | Buy | 20,000 | $8.34 | $167K | SEC |
| Apr 8, 2026 | Hanstveit Arve | Director | Sell | 2,419 | $10.29 | $25K | SEC |
| Apr 6, 2026 | Hanstveit Arve | Director | Sell | 165,292 | $10.14 | $1.7M | SEC |
| Mar 11, 2026 | Hanstveit Arve | Director | Sell | 25,000 | $10.96 | $274K | SEC |
| Mar 9, 2026 | Hanstveit Arve | Director | Sell | 11,582 | $10.62 | $123K | SEC |
| Mar 9, 2026 | Hanstveit Arve | Director | Sell | 38,418 | $10.71 | $411K | SEC |
| Mar 6, 2026 | Clemente Rodney | Executive Officer | Sell | 20,568 | $10.61 | $218K | SEC |
| Mar 6, 2026 | Ramanan Natarajan | Executive Officer | Sell | 272 | $10.57 | $3K | SEC |
| Feb 9, 2026 | Yeung William | Executive Officer | Sell | 890 | $14.59 | $13K | SEC |
| Feb 9, 2026 | Yeung William | Executive Officer | Sell | 646 | $15.14 | $10K | SEC |
| Feb 9, 2026 | Clemente Rodney | Executive Officer | Sell | 724 | $14.59 | $11K | SEC |
In the last 12 months Energy Recovery, Inc. insiders made open-market purchases worth about $266,000 and sales worth about $3.9 million. Data comes from SEC Form 4 filings, updated every 30 minutes on CapitalSnitch.
The most recent open-market insider trade in ERII was filed on 2026-07-29.
200 investment managers reported holding ERII in SEC Form 13F filings for Q2 2026.
No congressional trades in ERII were reported in the past two years. The full list is free on CapitalSnitch.
Public-record data for research and education, not investment advice. Insider sales are often pre-planned (10b5-1). Congress data: Data derived from public disclosures filed under the Ethics in Government Act and the STOCK Act, republished free for public transparency and news reporting. Disclosures may lag the trade by 45 days or more and show amounts only as ranges. This data may not be used for credit rating, loan underwriting, solicitation of money (political, charitable or other), direct-mail or commercial targeting (5 U.S.C. 13107).