ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 101 filers reported holding ENERGY RECOVERY INC in Q3 2017. The put-call ratio across all filers is 1.26 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $2,050,000 | +59.8% | 250,000 | +48.0% | 0.18% | +56.1% |
| Q2 2020 | $1,283,000 | -58.0% | 168,943 | -51.7% | 0.11% | -49.6% |
| Q1 2019 | $3,056,000 | +29.7% | 350,000 | 0.0% | 0.23% | +15.9% |
| Q4 2018 | $2,356,000 | -47.4% | 350,000 | -30.0% | 0.20% | -34.8% |
| Q3 2018 | $4,475,000 | -44.0% | 500,000 | -49.4% | 0.30% | -43.2% |
| Q2 2018 | $7,984,000 | -2.9% | 988,094 | -1.2% | 0.53% | -4.5% |
| Q1 2018 | $8,220,000 | +10.5% | 1,000,000 | +17.6% | 0.55% | +15.3% |
| Q4 2017 | $7,438,000 | +10.8% | 850,000 | 0.0% | 0.48% | +10.1% |
| Q3 2017 | $6,715,000 | +170.0% | 850,000 | +183.3% | 0.43% | +171.2% |
| Q2 2017 | $2,487,000 | – | 300,000 | – | 0.16% | – |
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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% |