ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 159 filers reported holding ENERGY RECOVERY INC in Q2 2021. The put-call ratio across all filers is 0.78 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $3,304,391 | -3.4% | 155,794 | +27.3% | 1.18% | +5.9% |
| Q2 2023 | $3,420,912 | -39.0% | 122,394 | -49.7% | 1.11% | +14.5% |
| Q1 2023 | $5,607,696 | +148.1% | 243,284 | +120.5% | 0.97% | +19.5% |
| Q4 2022 | $2,260,498 | +4.7% | 110,322 | +11.1% | 0.81% | +1.0% |
| Q3 2022 | $2,159,000 | +17.5% | 99,310 | +5.0% | 0.80% | +22.0% |
| Q2 2022 | $1,837,000 | -2.6% | 94,587 | +1.0% | 0.66% | +17.3% |
| Q1 2022 | $1,886,000 | +174.5% | 93,665 | +193.1% | 0.56% | +192.7% |
| Q4 2021 | $687,000 | +14.7% | 31,953 | +1.5% | 0.19% | +2.1% |
| Q3 2021 | $599,000 | -16.3% | 31,491 | +0.2% | 0.19% | -10.5% |
| Q2 2021 | $716,000 | +24.3% | 31,441 | 0.0% | 0.21% | +17.3% |
| Q1 2021 | $576,000 | +34.3% | 31,441 | 0.0% | 0.18% | +17.8% |
| Q4 2020 | $429,000 | +67.6% | 31,441 | +0.6% | 0.15% | +42.1% |
| Q3 2020 | $256,000 | +8.5% | 31,241 | +0.6% | 0.11% | +9.2% |
| Q2 2020 | $236,000 | +2.2% | 31,041 | 0.0% | 0.10% | -14.8% |
| Q1 2020 | $231,000 | – | 31,041 | – | 0.12% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Tortoise Index Solutions, LLC | 17,231 | $43,490,773 | 7.60% |
| Trigran Investments, Inc. | 3,469,877 | $71,097,780 | 7.13% |
| Lagoda Investment Management, L.P. | 289,520 | $5,932,265 | 4.00% |
| Avenir Corp | 1,723,386 | $35,312,179 | 3.54% |
| Montanaro Asset Management Ltd | 879,000 | $18,010,710 | 2.93% |
| Miura Global Management | 280,000 | $5,737,200 | 2.89% |
| ACK Asset Management | 727,400 | $14,904 | 2.74% |
| SCHOLTZ & COMPANY, LLC | 129,545 | $2,654 | 1.88% |
| ESSEX INVESTMENT MANAGEMENT CO LLC | 458,560 | $9,396 | 1.46% |
| Mesirow Institutional Investment Management, Inc. | 502,150 | $10,289,054 | 1.35% |