ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 115 filers reported holding ENERGY RECOVERY INC in Q4 2018. The put-call ratio across all filers is 0.76 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2018 | $246,000 | -83.6% | 36,615 | -78.2% | 0.23% | -81.4% |
| Q3 2018 | $1,500,000 | -25.3% | 167,596 | -32.6% | 1.21% | +22.1% |
| Q2 2018 | $2,009,000 | +22.2% | 248,600 | +24.3% | 0.99% | -8.5% |
| Q1 2018 | $1,644,000 | +291.4% | 200,000 | +316.7% | 1.09% | +149.7% |
| Q4 2017 | $420,000 | – | 48,000 | – | 0.44% | – |
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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% |