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 2023 | $997 | -47.6% | 47,006 | -43.0% | 0.01% | -50.0% |
| Q1 2023 | $1,901 | +521.2% | 82,462 | +451.8% | 0.02% | +450.0% |
| Q4 2022 | $306 | -100.0% | 14,943 | -87.6% | 0.00% | -87.9% |
| Q3 2022 | $2,628,000 | +111.9% | 120,867 | +89.3% | 0.03% | +153.8% |
| Q2 2022 | $1,240,000 | -14.2% | 63,865 | -11.1% | 0.01% | +18.2% |
| Q1 2022 | $1,446,000 | +634.0% | 71,802 | +683.7% | 0.01% | +1000.0% |
| Q4 2021 | $197,000 | -82.2% | 9,162 | -84.2% | 0.00% | -80.0% |
| Q3 2021 | $1,107,000 | -15.1% | 58,147 | +1.5% | 0.01% | -16.7% |
| Q2 2021 | $1,304,000 | +844.9% | 57,263 | +659.4% | 0.01% | +500.0% |
| Q1 2021 | $138,000 | -12.1% | 7,541 | -63.5% | 0.00% | 0.0% |
| Q2 2020 | $157,000 | +45.4% | 20,647 | +42.2% | 0.00% | 0.0% |
| Q1 2020 | $108,000 | +13.7% | 14,519 | +36.4% | 0.00% | 0.0% |
| Q3 2018 | $95,000 | -41.0% | 10,643 | -45.8% | 0.00% | 0.0% |
| Q1 2018 | $161,000 | -64.0% | 19,640 | -63.5% | 0.00% | -75.0% |
| Q1 2017 | $447,000 | +172.6% | 53,752 | +423.0% | 0.00% | +100.0% |
| Q3 2016 | $164,000 | -8.9% | 10,278 | -40.9% | 0.00% | +100.0% |
| Q1 2016 | $180,000 | +300.0% | 17,400 | +35.9% | 0.00% | – |
| Q3 2014 | $45,000 | – | 12,801 | – | 0.00% | – |
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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% |