ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 164 filers reported holding ENERGY RECOVERY INC in Q4 2021. The put-call ratio across all filers is 0.55 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $896,038 | -48.6% | 42,246 | -32.3% | 0.00% | 0.0% |
| Q2 2023 | $1,743,856 | +20.3% | 62,392 | -0.8% | 0.00% | 0.0% |
| Q1 2023 | $1,450,145 | -2.5% | 62,913 | -13.3% | 0.00% | 0.0% |
| Q4 2022 | $1,487,205 | +63.8% | 72,582 | +73.8% | 0.00% | 0.0% |
| Q3 2022 | $908,000 | +14.9% | 41,769 | +2.7% | 0.00% | 0.0% |
| Q2 2022 | $790,000 | -2.9% | 40,678 | +0.6% | 0.00% | 0.0% |
| Q1 2022 | $814,000 | -10.7% | 40,438 | -4.7% | 0.00% | 0.0% |
| Q4 2021 | $912,000 | -28.0% | 42,438 | -36.2% | 0.00% | 0.0% |
| Q3 2021 | $1,267,000 | -8.6% | 66,566 | +9.4% | 0.00% | 0.0% |
| Q2 2021 | $1,386,000 | +69.9% | 60,854 | +36.7% | 0.00% | 0.0% |
| Q1 2021 | $816,000 | +127.9% | 44,501 | +69.6% | 0.00% | – |
| Q4 2020 | $358,000 | +72.9% | 26,241 | +4.0% | 0.00% | – |
| Q3 2020 | $207,000 | +5.1% | 25,241 | -2.6% | 0.00% | – |
| Q2 2020 | $197,000 | +8.8% | 25,921 | +6.8% | 0.00% | – |
| Q1 2020 | $181,000 | -16.6% | 24,271 | +9.4% | 0.00% | – |
| Q4 2019 | $217,000 | +5.3% | 22,190 | 0.0% | 0.00% | – |
| Q3 2019 | $206,000 | -5.1% | 22,190 | +6.7% | 0.00% | – |
| Q2 2019 | $217,000 | +19.9% | 20,790 | 0.0% | 0.00% | – |
| Q1 2019 | $181,000 | +36.1% | 20,790 | +5.1% | 0.00% | – |
| Q4 2018 | $133,000 | -26.1% | 19,790 | -1.6% | 0.00% | – |
| Q3 2018 | $180,000 | +2.3% | 20,107 | -7.5% | 0.00% | – |
| Q2 2018 | $176,000 | -1.7% | 21,727 | 0.0% | 0.00% | – |
| Q1 2018 | $179,000 | +15.5% | 21,727 | +22.3% | 0.00% | – |
| Q4 2017 | $155,000 | – | 17,762 | – | 0.00% | – |
Download | ||||||
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% |