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 | ||||
|---|---|---|---|---|---|---|
| Q4 2022 | $5,104 | -99.9% | 249,100 | -37.6% | 0.81% | -40.9% |
| Q3 2022 | $8,676,000 | +14.5% | 399,100 | +2.3% | 1.36% | +21.5% |
| Q2 2022 | $7,574,000 | +7.4% | 390,000 | +11.4% | 1.12% | +31.4% |
| Q1 2022 | $7,049,000 | -6.3% | 350,000 | 0.0% | 0.85% | +11.8% |
| Q4 2021 | $7,522,000 | +147.0% | 350,000 | +118.8% | 0.76% | +130.1% |
| Q3 2021 | $3,045,000 | -16.5% | 160,000 | 0.0% | 0.33% | -18.0% |
| Q2 2021 | $3,645,000 | +24.2% | 160,000 | 0.0% | 0.40% | +13.1% |
| Q1 2021 | $2,934,000 | +207.2% | 160,000 | +128.6% | 0.36% | +152.1% |
| Q4 2020 | $955,000 | – | 70,000 | – | 0.14% | – |
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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% |