Energy Recovery, Inc. (ERII) is a publicly traded company in the Unknown sector. Across all available filings, 40 corporate insiders have executed 926 transactions totaling $188.9M, demonstrating a bearish sentiment with -$158.9M in net insider flow. The most recent transaction on Feb 6, 2026 involved a sale of 646 shares valued at $9.8K.
No significant insider buying has been recorded for ERII in the recent period.
No significant insider selling has been recorded for ERII in the recent period.
Based on recent SEC filings, insider sentiment for ERII is bearish with an Insider Alignment Score of 8/100 and a net flow of -$158.9M. Insiders are reducing their positions, though this can be driven by factors unrelated to company outlook.
Insider trading at Energy Recovery, Inc. (ERII) refers to stock transactions made by corporate insiders—executives, directors, and beneficial owners holding more than 10% of the company's shares. These individuals have access to material non-public information and are required by law to report their trades to the SEC within two business days. Currently, 40 insiders are actively trading ERII stock, having executed 926 transactions in the past 90 days. The most active insider is Ole Peter Lorentzen (Executive), who has made 12 transactions totaling $58.9M.
Get notified when executives and directors at ERII file new Form 4 transactions
Date | Insider | Title | Type | Shares | Price | Value | Flags |
|---|---|---|---|---|---|---|---|
| Feb 6, 2026 | Yeung William | Chief Legal Officer | Sale | 646 | $15.14 | $9.8K | |
| Feb 5, 2026 | Clemente Rodney | SVP, Water | Sale | 724 | $14.59 | $10.6K | |
| Feb 5, 2026 | Yeung William | Chief Legal Officer | Sale | 890 | $14.59 | $13.0K | |
| Jan 30, 2026 | Hostetler Matthew | Chief Human Resources Officer | Payment | 3,359 | $14.30 | $48.0K | |
| Jan 30, 2026 | W. Moon David | Executive | Payment | 17,160 | $14.30 | $245.4K | |
| Jan 30, 2026 | S. Mancini Michael | Chief Financial Officer | Payment | 4,798 | $14.30 | $68.6K | C-Suite |
| Dec 5, 2025 | Hanstveit Arve | Executive | Sale | 15,000 | $14.71 | $220.7K | |
| Dec 4, 2025 | Hanstveit Arve | Executive | Sale | 15,000 | $14.97 | $224.6K | |
| Oct 24, 2025 | Yeung William | Executive | Option Exercise | 3,530 | $7.50 | $26.5K | |
| Oct 24, 2025 | Yeung William | Executive | Sale | 5,638 | $18.00 | $101.5K | |
| Oct 24, 2025 | Yeung William | Executive | Option Exercise | 5,638 | $10.19 | $57.5K | |
| Oct 24, 2025 | Yeung William | Executive | Sale | 3,530 | $18.00 | $63.5K | |
| Oct 23, 2025 | Yeung William | Executive | Option Exercise | 3,530 | $7.50 | $26.5K | |
| Oct 23, 2025 | Yeung William | Executive | Sale | 3,530 | $17.50 | $61.8K | |
| Oct 20, 2025 | Yeung William | Executive | Sale | 3,530 | $17.00 | $60.0K |
| TYPE | COUNT | VALUE | % |
|---|---|---|---|
Sale(S) | 448 | $173.9M | 79.6% |
Exercise(M) | 150 | $16.1M | 7.4% |
Purchase(P) | 54 | $15.0M | 6.9% |
Award(A) | 108 | $8.9M | 4.1% |
Payment(F) | 141 | $2.6M | 1.2% |
Disposition(D) | 8 | $1.2M | 0.6% |
Gift(G) | 5 | $360.7K | 0.2% |
Exercise (Options)(X) | 7 | $220.8K | 0.1% |
Other(J) | 5 | $0 | 0.0% |
Insider selling pressure at Energy Recovery, Inc. has increased, with 40 insiders executing 926 transactions across all time. Total sales of $173.9M significantly outpace purchases of $15.0M, resulting in a net outflow of $158.9M. This selling activity appears largely discretionary, which may warrant closer attention from investors.