ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 170 filers reported holding ENERGY RECOVERY INC in Q1 2023. The put-call ratio across all filers is 1.11 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $11,853,739 | -20.6% | 558,875 | +4.7% | 0.07% | -18.6% |
| Q2 2023 | $14,923,204 | +67.6% | 533,925 | +38.2% | 0.09% | +56.4% |
| Q1 2023 | $8,902,002 | +26.0% | 386,204 | +12.0% | 0.06% | +14.6% |
| Q4 2022 | $7,063,559 | +3328.9% | 344,732 | +3720.2% | 0.05% | +4700.0% |
| Q2 2021 | $206,000 | -50.7% | 9,024 | -60.4% | 0.00% | -66.7% |
| Q1 2021 | $418,000 | +10.3% | 22,773 | -18.1% | 0.00% | 0.0% |
| Q4 2020 | $379,000 | +33.9% | 27,812 | -19.5% | 0.00% | 0.0% |
| Q3 2020 | $283,000 | -18.4% | 34,558 | -24.4% | 0.00% | -25.0% |
| Q2 2020 | $347,000 | +2.1% | 45,697 | 0.0% | 0.00% | 0.0% |
| Q1 2020 | $340,000 | – | 45,697 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Miura Global Management | 260,000 | $5,514,600 | 3.77% |
| Avenir Corp | 1,780,540 | $37,765,245 | 3.54% |
| Lagoda Investment Management, L.P. | 228,595 | $4,848,500 | 3.18% |
| Montanaro Asset Management Ltd | 848,250 | $17,991,383 | 3.16% |
| Trigran Investments, Inc. | 1,333,585 | $28,285,338 | 3.01% |
| ACK Asset Management | 877,400 | $18,610 | 2.70% |
| Sargent Investment Group, LLC | 353,095 | $7,489,145 | 1.80% |
| Pembroke Management, LTD | 548,031 | $11,623,738 | 1.59% |
| ESSEX INVESTMENT MANAGEMENT CO LLC | 378,234 | $8,022,343 | 1.31% |
| Mesirow Institutional Investment Management, Inc. | 592,076 | $12,557,932 | 1.27% |