ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 114 filers reported holding ENERGY RECOVERY INC in Q3 2018. The put-call ratio across all filers is 0.77 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $86,000 | -85.6% | 10,500 | -83.7% | 0.94% | +109.6% |
| Q3 2019 | $598,000 | -43.3% | 64,552 | -36.2% | 0.45% | -30.9% |
| Q2 2019 | $1,054,000 | +68.6% | 101,111 | +41.2% | 0.65% | +154.3% |
| Q1 2019 | $625,000 | -4.4% | 71,630 | -26.3% | 0.26% | -6.9% |
| Q4 2018 | $654,000 | +294.0% | 97,222 | +425.0% | 0.28% | +109.9% |
| Q3 2018 | $166,000 | +59.6% | 18,518 | +48.1% | 0.13% | +907.7% |
| Q1 2017 | $104,000 | – | 12,500 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Trigran Investments, Inc. | 3,292,407 | $71,577,000 | 8.21% |
| Lagoda Investment Management, L.P. | 275,960 | $5,999,000 | 4.27% |
| ACK Asset Management | 717,400 | $15,596,000 | 4.13% |
| Avenir Corp | 1,721,164 | $37,418,000 | 3.97% |
| Montanaro Asset Management Ltd | 869,000 | $18,892,000 | 2.89% |
| Miura Global Management | 200,000 | $4,348,000 | 2.61% |
| EVR Research LP | 315,555 | $6,860,000 | 2.04% |
| SCHOLTZ & COMPANY, LLC | 129,895 | $2,686,000 | 1.92% |
| Mesirow Institutional Investment Management, Inc. | 516,095 | $11,220,000 | 1.63% |
| ESSEX INVESTMENT MANAGEMENT CO LLC | 458,532 | $9,968,000 | 1.59% |