ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 142 filers reported holding ENERGY RECOVERY INC in Q1 2021. The put-call ratio across all filers is 0.63 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $457,097 | -62.7% | 21,551 | -50.9% | 0.01% | -60.6% |
| Q2 2023 | $1,226,250 | +24.2% | 43,873 | +2.4% | 0.03% | +3.1% |
| Q1 2023 | $987,600 | +12.5% | 42,846 | 0.0% | 0.03% | 0.0% |
| Q4 2022 | $877,915 | -4.2% | 42,846 | +1.7% | 0.03% | -11.1% |
| Q3 2022 | $916,000 | +211.6% | 42,147 | +178.6% | 0.04% | +227.3% |
| Q2 2022 | $294,000 | -3.6% | 15,126 | 0.0% | 0.01% | +10.0% |
| Q1 2022 | $305,000 | +2.0% | 15,126 | +8.6% | 0.01% | +11.1% |
| Q4 2021 | $299,000 | +21.1% | 13,924 | +7.5% | 0.01% | +12.5% |
| Q3 2021 | $247,000 | -3.5% | 12,957 | +15.2% | 0.01% | -11.1% |
| Q2 2021 | $256,000 | +23.1% | 11,247 | -0.7% | 0.01% | 0.0% |
| Q1 2021 | $208,000 | – | 11,322 | – | 0.01% | – |
Download | ||||||
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% |