ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 164 filers reported holding ENERGY RECOVERY INC in Q4 2021. The put-call ratio across all filers is 0.55 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $3,175,561 | -24.2% | 149,720 | -0.1% | 0.20% | -15.1% |
| Q2 2023 | $4,190,336 | -18.0% | 149,923 | -32.4% | 0.24% | -17.9% |
| Q1 2023 | $5,112,006 | +10.5% | 221,779 | -1.8% | 0.29% | +9.4% |
| Q4 2022 | $4,626,048 | -9.3% | 225,771 | -3.7% | 0.26% | -10.5% |
| Q3 2022 | $5,098,000 | +12.2% | 234,479 | +0.2% | 0.30% | +34.5% |
| Q2 2022 | $4,544,000 | +15.9% | 233,991 | +20.2% | 0.22% | +41.0% |
| Q1 2022 | $3,920,000 | -5.9% | 194,614 | +0.4% | 0.16% | +5.4% |
| Q4 2021 | $4,167,000 | +65.8% | 193,914 | +46.8% | 0.15% | +59.1% |
| Q3 2021 | $2,514,000 | -16.9% | 132,097 | -0.5% | 0.09% | -13.9% |
| Q2 2021 | $3,025,000 | +17.8% | 132,800 | -5.2% | 0.11% | +28.6% |
| Q1 2021 | $2,569,000 | -4.5% | 140,070 | -29.0% | 0.08% | -11.6% |
| Q4 2020 | $2,690,000 | +59.9% | 197,199 | -3.9% | 0.10% | +39.7% |
| Q3 2020 | $1,682,000 | +18.7% | 205,145 | +9.9% | 0.07% | +11.5% |
| Q2 2020 | $1,417,000 | +41.6% | 186,593 | +38.7% | 0.06% | +8.9% |
| Q1 2020 | $1,001,000 | – | 134,550 | – | 0.06% | – |
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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% |