ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 173 filers reported holding ENERGY RECOVERY INC in Q4 2022. The put-call ratio across all filers is 0.31 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $848 | +37.9% | 40 | +81.8% | 0.00% | – |
| Q2 2023 | $615 | -38.5% | 22 | -54.2% | 0.00% | – |
| Q3 2022 | $1,000 | -94.1% | 48 | -94.5% | 0.00% | – |
| Q1 2022 | $17,000 | -29.2% | 865 | -29.4% | 0.00% | – |
| Q4 2021 | $24,000 | +4.3% | 1,225 | 0.0% | 0.00% | – |
| Q3 2021 | $23,000 | -17.9% | 1,225 | 0.0% | 0.00% | – |
| Q2 2021 | $28,000 | +27.3% | 1,225 | 0.0% | 0.00% | – |
| Q1 2021 | $22,000 | +29.4% | 1,225 | 0.0% | 0.00% | – |
| Q4 2020 | $17,000 | +112.5% | 1,225 | +25.6% | 0.00% | – |
| Q3 2020 | $8,000 | +14.3% | 975 | 0.0% | 0.00% | – |
| Q2 2020 | $7,000 | -75.9% | 975 | -74.8% | 0.00% | – |
| Q1 2020 | $29,000 | -23.7% | 3,865 | 0.0% | 0.00% | – |
| Q4 2019 | $38,000 | 0.0% | 3,865 | -4.9% | 0.00% | – |
| Q3 2019 | $38,000 | +5.6% | 4,065 | +18.3% | 0.00% | – |
| Q2 2019 | $36,000 | +20.0% | 3,435 | 0.0% | 0.00% | – |
| Q1 2019 | $30,000 | +30.4% | 3,435 | 0.0% | 0.00% | – |
| Q4 2018 | $23,000 | -60.3% | 3,435 | -46.6% | 0.00% | -100.0% |
| Q3 2018 | $58,000 | +114.8% | 6,435 | +90.7% | 0.00% | – |
| Q2 2018 | $27,000 | -3.6% | 3,375 | 0.0% | 0.00% | – |
| Q1 2018 | $28,000 | – | 3,375 | – | 0.00% | – |
Download | ||||||
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% |