ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 105 filers reported holding ENERGY RECOVERY INC in Q2 2019. The put-call ratio across all filers is 0.40 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2023 | $578,218 | -11.2% | 30,691 | 0.0% | 0.00% | 0.0% |
| Q3 2023 | $650,956 | +7.1% | 30,691 | +41.2% | 0.00% | 0.0% |
| Q2 2023 | $607,717 | +15.4% | 21,743 | -4.8% | 0.00% | 0.0% |
| Q1 2023 | $526,416 | -8.1% | 22,838 | -13.3% | 0.00% | 0.0% |
| Q3 2022 | $573,000 | +157.0% | 26,349 | +138.1% | 0.00% | – |
| Q1 2022 | $223,000 | -6.3% | 11,065 | 0.0% | 0.00% | – |
| Q4 2021 | $238,000 | +161.5% | 11,065 | +6.5% | 0.00% | – |
| Q1 2019 | $91,000 | +42.2% | 10,387 | +22.5% | 0.00% | – |
| Q4 2018 | $64,000 | +120.7% | 8,480 | +162.7% | 0.00% | – |
| Q3 2018 | $29,000 | +11.5% | 3,228 | 0.0% | 0.00% | – |
| Q2 2018 | $26,000 | -18.8% | 3,228 | -16.9% | 0.00% | – |
| Q1 2018 | $32,000 | -31.9% | 3,886 | -27.2% | 0.00% | – |
| Q4 2017 | $47,000 | +80.8% | 5,335 | +59.3% | 0.00% | – |
| Q3 2017 | $26,000 | -7.1% | 3,348 | 0.0% | 0.00% | – |
| Q2 2017 | $28,000 | 0.0% | 3,348 | 0.0% | 0.00% | – |
| Q1 2017 | $28,000 | +55.6% | 3,348 | +92.7% | 0.00% | – |
| Q4 2016 | $18,000 | – | 1,737 | – | 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% |