ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 122 filers reported holding ENERGY RECOVERY INC in Q4 2017. The put-call ratio across all filers is 0.55 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $1,570,707 | +40.0% | 74,055 | +84.4% | 0.00% | +33.3% |
| Q2 2023 | $1,122,192 | -9.2% | 40,150 | -25.1% | 0.00% | -40.0% |
| Q1 2023 | $1,235,480 | -47.1% | 53,600 | -53.0% | 0.01% | -44.4% |
| Q4 2022 | $2,335,553 | +239.0% | 113,985 | +259.6% | 0.01% | +200.0% |
| Q3 2022 | $689,000 | -43.0% | 31,697 | -43.7% | 0.00% | 0.0% |
| Q4 2021 | $1,209,000 | +368.6% | 56,270 | +315.0% | 0.00% | +200.0% |
| Q3 2021 | $258,000 | -60.7% | 13,558 | -52.9% | 0.00% | -50.0% |
| Q2 2021 | $656,000 | +352.4% | 28,782 | +63.0% | 0.00% | 0.0% |
| Q1 2018 | $145,000 | +17.9% | 17,663 | +25.6% | 0.00% | 0.0% |
| Q4 2017 | $123,000 | -7.5% | 14,064 | -16.5% | 0.00% | -33.3% |
| Q3 2017 | $133,000 | – | 16,837 | – | 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% |