ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 142 filers reported holding ENERGY RECOVERY INC in Q1 2021. The put-call ratio across all filers is 0.63 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2022 | $596,000 | -39.9% | 27,402 | -46.3% | 0.09% | +3.4% |
| Q2 2022 | $991,000 | -12.9% | 51,014 | -9.7% | 0.09% | -11.2% |
| Q1 2022 | $1,138,000 | +3.8% | 56,500 | +10.8% | 0.10% | +18.1% |
| Q4 2021 | $1,096,000 | +12.9% | 51,006 | +0.0% | 0.08% | +18.6% |
| Q3 2021 | $971,000 | -16.4% | 51,000 | 0.0% | 0.07% | -9.1% |
| Q2 2021 | $1,162,000 | +211.5% | 51,000 | +150.9% | 0.08% | +185.2% |
| Q1 2021 | $373,000 | -4.8% | 20,328 | -29.2% | 0.03% | +3.8% |
| Q4 2020 | $392,000 | +96.0% | 28,705 | +17.5% | 0.03% | +100.0% |
| Q3 2020 | $200,000 | -18.7% | 24,420 | -24.6% | 0.01% | -23.5% |
| Q2 2020 | $246,000 | +79.6% | 32,400 | +76.1% | 0.02% | +54.5% |
| Q1 2020 | $137,000 | -38.0% | 18,400 | -18.6% | 0.01% | -21.4% |
| Q4 2019 | $221,000 | -12.6% | 22,600 | -17.1% | 0.01% | -6.7% |
| Q3 2019 | $253,000 | +21.1% | 27,262 | +35.6% | 0.02% | +25.0% |
| Q2 2019 | $209,000 | -1.9% | 20,100 | -17.6% | 0.01% | 0.0% |
| Q1 2019 | $213,000 | -4.9% | 24,400 | -26.8% | 0.01% | -7.7% |
| Q4 2018 | $224,000 | -25.8% | 33,325 | -1.1% | 0.01% | 0.0% |
| Q3 2018 | $302,000 | -9.0% | 33,712 | -18.0% | 0.01% | 0.0% |
| Q2 2018 | $332,000 | +102.4% | 41,098 | +158.9% | 0.01% | +30.0% |
| Q1 2016 | $164,000 | +92.9% | 15,876 | +35.7% | 0.01% | +400.0% |
| Q3 2013 | $85,000 | – | 11,700 | – | 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% |