ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 159 filers reported holding ENERGY RECOVERY INC in Q2 2021. The put-call ratio across all filers is 0.78 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $1,988,447 | -17.1% | 93,751 | +9.2% | 0.00% | -33.3% |
| Q2 2023 | $2,398,920 | +143290.3% | 85,829 | +18.2% | 0.00% | +50.0% |
| Q1 2023 | $1,673 | +14.5% | 72,583 | +1.8% | 0.00% | 0.0% |
| Q4 2022 | $1,461 | -99.9% | 71,306 | +2.5% | 0.00% | 0.0% |
| Q3 2022 | $1,512,000 | +20.8% | 69,557 | +7.9% | 0.00% | 0.0% |
| Q2 2022 | $1,252,000 | +43.9% | 64,446 | +49.1% | 0.00% | +100.0% |
| Q1 2022 | $870,000 | -7.6% | 43,211 | -1.4% | 0.00% | 0.0% |
| Q4 2021 | $942,000 | +11.0% | 43,829 | -1.8% | 0.00% | 0.0% |
| Q3 2021 | $849,000 | -12.8% | 44,613 | +4.4% | 0.00% | 0.0% |
| Q2 2021 | $974,000 | +16.4% | 42,740 | -6.3% | 0.00% | 0.0% |
| Q1 2021 | $837,000 | +22.0% | 45,622 | -9.3% | 0.00% | 0.0% |
| Q4 2020 | $686,000 | +84.4% | 50,312 | +10.8% | 0.00% | 0.0% |
| Q3 2020 | $372,000 | -3.9% | 45,391 | -11.0% | 0.00% | 0.0% |
| Q2 2020 | $387,000 | +7.2% | 51,006 | +5.0% | 0.00% | 0.0% |
| Q1 2020 | $361,000 | -23.8% | 48,586 | +0.4% | 0.00% | 0.0% |
| Q4 2019 | $474,000 | +6.5% | 48,386 | +0.7% | 0.00% | 0.0% |
| Q3 2019 | $445,000 | -11.7% | 48,065 | -0.7% | 0.00% | 0.0% |
| Q2 2019 | $504,000 | +23.2% | 48,400 | +3.2% | 0.00% | 0.0% |
| Q1 2019 | $409,000 | +29.0% | 46,903 | -0.4% | 0.00% | 0.0% |
| Q4 2018 | $317,000 | +9.7% | 47,105 | +46.0% | 0.00% | 0.0% |
| Q3 2018 | $289,000 | +3.2% | 32,267 | -6.7% | 0.00% | 0.0% |
| Q2 2018 | $280,000 | +1.8% | 34,592 | +3.5% | 0.00% | 0.0% |
| Q1 2018 | $275,000 | -8.9% | 33,417 | -3.3% | 0.00% | 0.0% |
| Q4 2017 | $302,000 | -6.2% | 34,542 | -15.2% | 0.00% | 0.0% |
| Q3 2017 | $322,000 | -3.0% | 40,747 | +1.6% | 0.00% | 0.0% |
| Q2 2017 | $332,000 | +6.8% | 40,107 | +7.3% | 0.00% | 0.0% |
| Q1 2017 | $311,000 | -16.8% | 37,395 | +3.6% | 0.00% | 0.0% |
| Q4 2016 | $374,000 | -29.0% | 36,098 | +9.5% | 0.00% | 0.0% |
| Q3 2016 | $527,000 | +95.2% | 32,981 | +8.6% | 0.00% | 0.0% |
| Q2 2016 | $270,000 | +112.6% | 30,381 | -38.2% | 0.00% | – |
| Q1 2015 | $127,000 | -46.4% | 49,125 | +9.1% | 0.00% | -100.0% |
| Q4 2014 | $237,000 | +60.1% | 45,025 | +8.0% | 0.00% | – |
| Q3 2014 | $148,000 | -27.8% | 41,675 | 0.0% | 0.00% | -100.0% |
| Q2 2014 | $205,000 | -16.7% | 41,675 | -9.8% | 0.00% | 0.0% |
| Q1 2014 | $246,000 | -8.6% | 46,183 | -4.5% | 0.00% | 0.0% |
| Q4 2013 | $269,000 | -26.7% | 48,343 | -4.5% | 0.00% | 0.0% |
| Q3 2013 | $367,000 | +73.9% | 50,643 | -0.8% | 0.00% | 0.0% |
| Q2 2013 | $211,000 | – | 51,044 | – | 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% |