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 2018 | $249,000 | +176.7% | 27,800 | +150.0% | 0.00% | +100.0% |
| Q2 2018 | $90,000 | -93.4% | 11,119 | -92.9% | 0.00% | -83.3% |
| Q4 2017 | $1,369,000 | +112.9% | 156,410 | +101.6% | 0.01% | +50.0% |
| Q2 2017 | $643,000 | -0.9% | 77,600 | -0.5% | 0.00% | -20.0% |
| Q1 2017 | $649,000 | +854.4% | 77,981 | +464.3% | 0.01% | +400.0% |
| Q2 2014 | $68,000 | +3.0% | 13,819 | +16.1% | 0.00% | – |
| Q4 2013 | $66,000 | – | 11,900 | – | 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% |