ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 112 filers reported holding ENERGY RECOVERY INC in Q4 2020. The put-call ratio across all filers is 0.13 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $636,300 | -24.1% | 30,000 | 0.0% | 0.20% | -15.8% |
| Q2 2023 | $838,500 | +21.3% | 30,000 | 0.0% | 0.23% | +27.2% |
| Q1 2023 | $691,500 | +12.5% | 30,000 | 0.0% | 0.18% | +16.5% |
| Q4 2022 | $614,700 | -5.7% | 30,000 | 0.0% | 0.16% | 0.0% |
| Q3 2022 | $652,000 | +11.8% | 30,000 | 0.0% | 0.16% | +28.5% |
| Q2 2022 | $583,000 | -3.5% | 30,000 | 0.0% | 0.12% | +18.3% |
| Q1 2022 | $604,000 | -6.4% | 30,000 | 0.0% | 0.10% | +13.0% |
| Q4 2021 | $645,000 | +13.0% | 30,000 | 0.0% | 0.09% | +10.8% |
| Q3 2021 | $571,000 | -16.4% | 30,000 | 0.0% | 0.08% | -8.8% |
| Q2 2021 | $683,000 | +24.2% | 30,000 | 0.0% | 0.09% | +16.7% |
| Q1 2021 | $550,000 | +34.5% | 30,000 | 0.0% | 0.08% | +36.8% |
| Q4 2020 | $409,000 | +66.3% | 30,000 | 0.0% | 0.06% | +35.7% |
| Q3 2020 | $246,000 | -52.3% | 30,000 | -55.9% | 0.04% | -49.4% |
| Q2 2020 | $516,000 | +2.0% | 68,000 | 0.0% | 0.08% | +1.2% |
| Q1 2020 | $506,000 | -24.0% | 68,000 | 0.0% | 0.08% | +22.4% |
| Q4 2019 | $666,000 | +5.7% | 68,000 | 0.0% | 0.07% | +4.7% |
| Q3 2019 | $630,000 | -11.1% | 68,000 | 0.0% | 0.06% | -7.2% |
| Q2 2019 | $709,000 | +19.4% | 68,000 | 0.0% | 0.07% | +16.9% |
| Q1 2019 | $594,000 | +29.7% | 68,000 | 0.0% | 0.06% | +18.0% |
| Q4 2018 | $458,000 | -24.8% | 68,000 | 0.0% | 0.05% | -5.7% |
| Q3 2018 | $609,000 | +10.9% | 68,000 | 0.0% | 0.05% | +8.2% |
| Q2 2018 | $549,000 | -1.8% | 68,000 | 0.0% | 0.05% | -7.5% |
| Q1 2018 | $559,000 | -6.1% | 68,000 | 0.0% | 0.05% | -3.6% |
| Q4 2017 | $595,000 | +10.8% | 68,000 | 0.0% | 0.06% | +10.0% |
| Q3 2017 | $537,000 | -4.8% | 68,000 | 0.0% | 0.05% | -9.1% |
| Q2 2017 | $564,000 | -0.4% | 68,000 | 0.0% | 0.06% | -1.8% |
| Q1 2017 | $566,000 | -19.6% | 68,000 | 0.0% | 0.06% | -21.1% |
| Q4 2016 | $704,000 | -35.2% | 68,000 | 0.0% | 0.07% | -25.3% |
| Q3 2016 | $1,087,000 | +79.7% | 68,000 | 0.0% | 0.10% | +72.7% |
| Q2 2016 | $605,000 | -13.9% | 68,000 | 0.0% | 0.06% | -15.4% |
| Q1 2016 | $703,000 | +46.2% | 68,000 | 0.0% | 0.06% | +51.2% |
| Q4 2015 | $481,000 | +188.0% | 68,000 | -12.8% | 0.04% | +230.8% |
| Q3 2015 | $167,000 | -22.0% | 78,000 | 0.0% | 0.01% | -13.3% |
| Q2 2015 | $214,000 | +3.4% | 78,000 | -2.5% | 0.02% | +7.1% |
| Q1 2015 | $207,000 | -50.9% | 80,000 | 0.0% | 0.01% | -50.0% |
| Q4 2014 | $422,000 | +49.1% | 80,000 | 0.0% | 0.03% | +40.0% |
| Q3 2014 | $283,000 | -28.2% | 80,000 | 0.0% | 0.02% | -23.1% |
| Q2 2014 | $394,000 | -7.5% | 80,000 | 0.0% | 0.03% | -10.3% |
| Q1 2014 | $426,000 | -4.1% | 80,000 | 0.0% | 0.03% | -6.5% |
| Q4 2013 | $444,000 | -4.1% | 80,000 | +25.0% | 0.03% | -13.9% |
| Q3 2013 | $463,000 | +75.4% | 64,000 | 0.0% | 0.04% | +56.5% |
| Q2 2013 | $264,000 | – | 64,000 | – | 0.02% | – |
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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% |