ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 173 filers reported holding ENERGY RECOVERY INC in Q4 2022. The put-call ratio across all filers is 0.31 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2022 | $254,650 | -18.6% | 12,428 | -13.6% | 0.01% | -28.6% |
| Q3 2022 | $313,000 | +12.2% | 14,385 | 0.0% | 0.01% | +16.7% |
| Q2 2022 | $279,000 | +6.5% | 14,385 | +10.6% | 0.01% | +33.3% |
| Q1 2022 | $262,000 | +28.4% | 13,003 | +36.9% | 0.01% | +28.6% |
| Q4 2021 | $204,000 | -5.6% | 9,496 | 0.0% | 0.01% | -22.2% |
| Q2 2021 | $216,000 | +340.8% | 9,496 | +48.4% | 0.01% | +200.0% |
| Q2 2020 | $49,000 | +600.0% | 6,399 | +539.9% | 0.00% | +200.0% |
| Q4 2018 | $7,000 | – | 1,000 | – | 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% |