ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 154 filers reported holding ENERGY RECOVERY INC in Q3 2021. The put-call ratio across all filers is 0.24 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $1,131,229 | +0.5% | 40,473 | -26.3% | 0.01% | +14.3% |
| Q4 2022 | $1,125,249 | +185.6% | 54,917 | +202.8% | 0.01% | +250.0% |
| Q3 2022 | $394,000 | -55.7% | 18,135 | -60.4% | 0.00% | -60.0% |
| Q2 2022 | $890,000 | -68.9% | 45,810 | -67.8% | 0.01% | -79.2% |
| Q1 2022 | $2,861,000 | +245.5% | 142,061 | +268.6% | 0.02% | +200.0% |
| Q4 2021 | $828,000 | +296.2% | 38,542 | +251.3% | 0.01% | +166.7% |
| Q3 2021 | $209,000 | -46.0% | 10,972 | -35.4% | 0.00% | -25.0% |
| Q2 2021 | $387,000 | -67.8% | 16,990 | -74.0% | 0.00% | -73.3% |
| Q1 2021 | $1,200,000 | +716.3% | 65,424 | +363.9% | 0.02% | +400.0% |
| Q2 2019 | $147,000 | +539.1% | 14,104 | +442.3% | 0.00% | +200.0% |
| Q2 2016 | $23,000 | – | 2,601 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Trigran Investments, Inc. | 5,520,408 | $41,928,000 | 8.21% |
| Avenir Corp | 1,576,727 | $11,975,000 | 1.36% |
| ELKHORN PARTNERS LIMITED PARTNERSHIP | 69,000 | $524,000 | 0.41% |
| 683 Capital Management, LLC | 520,000 | $3,950,000 | 0.32% |
| FNY Investment Advisers, LLC | 50,007 | $379,000 | 0.22% |
| Monarch Partners Asset Management LLC | 107,324 | $815,000 | 0.20% |
| ESSEX INVESTMENT MANAGEMENT CO LLC | 141,552 | $1,075,000 | 0.18% |
| HEARTLAND ADVISORS INC | 168,943 | $1,283,000 | 0.11% |
| Redmond Asset Management, LLC | 31,041 | $236,000 | 0.10% |
| NJ State Employees Deferred Compensation Plan | 59,000 | $448,000 | 0.08% |