ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 118 filers reported holding ENERGY RECOVERY INC in Q1 2017. The put-call ratio across all filers is 0.45 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2019 | $389,000 | +29.7% | 44,505 | 0.0% | 0.22% | -12.3% |
| Q4 2018 | $300,000 | -24.8% | 44,505 | -0.3% | 0.25% | +26.6% |
| Q3 2018 | $399,000 | +10.5% | 44,620 | 0.0% | 0.20% | -17.8% |
| Q2 2018 | $361,000 | -3.0% | 44,620 | -1.4% | 0.24% | -13.9% |
| Q1 2018 | $372,000 | -6.1% | 45,271 | 0.0% | 0.28% | -14.3% |
| Q4 2017 | $396,000 | +12.2% | 45,271 | +1.2% | 0.33% | -1.8% |
| Q3 2017 | $353,000 | -4.9% | 44,740 | 0.0% | 0.33% | -6.4% |
| Q2 2017 | $371,000 | -0.3% | 44,740 | 0.0% | 0.36% | +18.2% |
| Q1 2017 | $372,000 | +43.6% | 44,740 | +78.9% | 0.30% | +32.5% |
| Q4 2016 | $259,000 | – | 25,012 | – | 0.23% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Tortoise Index Solutions, LLC | 17,231 | $43,490,773 | 7.60% |
| Trigran Investments, Inc. | 3,469,877 | $71,097,780 | 7.13% |
| Lagoda Investment Management, L.P. | 289,520 | $5,932,265 | 4.00% |
| Avenir Corp | 1,723,386 | $35,312,179 | 3.54% |
| Montanaro Asset Management Ltd | 879,000 | $18,010,710 | 2.93% |
| Miura Global Management | 280,000 | $5,737,200 | 2.89% |
| ACK Asset Management | 727,400 | $14,904 | 2.74% |
| SCHOLTZ & COMPANY, LLC | 129,545 | $2,654 | 1.88% |
| ESSEX INVESTMENT MANAGEMENT CO LLC | 458,560 | $9,396 | 1.46% |
| Mesirow Institutional Investment Management, Inc. | 502,150 | $10,289,054 | 1.35% |