ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 108 filers reported holding ENERGY RECOVERY INC in Q2 2018. The put-call ratio across all filers is 9.61 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $504 | +180.0% | 23,766 | +272.3% | 0.00% | – |
| Q2 2023 | $180 | -83.1% | 6,384 | -86.1% | 0.00% | -100.0% |
| Q1 2023 | $1,062 | +7.4% | 45,951 | -4.2% | 0.00% | 0.0% |
| Q4 2022 | $989 | -98.4% | 47,953 | +1565.6% | 0.00% | – |
| Q3 2022 | $62,000 | +59.0% | 2,879 | +42.8% | 0.00% | – |
| Q2 2022 | $39,000 | -9.3% | 2,016 | 0.0% | 0.00% | – |
| Q1 2022 | $43,000 | 0.0% | 2,016 | 0.0% | 0.00% | – |
| Q4 2021 | $43,000 | +10.3% | 2,016 | 0.0% | 0.00% | – |
| Q3 2021 | $39,000 | -15.2% | 2,016 | 0.0% | 0.00% | – |
| Q2 2021 | $46,000 | +24.3% | 2,016 | 0.0% | 0.00% | – |
| Q1 2021 | $37,000 | +37.0% | 2,016 | 0.0% | 0.00% | – |
| Q4 2020 | $27,000 | +58.8% | 2,016 | 0.0% | 0.00% | – |
| Q3 2020 | $17,000 | +13.3% | 2,016 | 0.0% | 0.00% | – |
| Q2 2020 | $15,000 | 0.0% | 2,016 | 0.0% | 0.00% | – |
| Q1 2020 | $15,000 | -25.0% | 2,016 | 0.0% | 0.00% | – |
| Q4 2019 | $20,000 | -50.0% | 2,016 | -46.9% | 0.00% | – |
| Q2 2019 | $40,000 | +21.2% | 3,800 | 0.0% | 0.00% | – |
| Q1 2019 | $33,000 | +32.0% | 3,800 | 0.0% | 0.00% | – |
| Q4 2018 | $25,000 | -26.5% | 3,800 | 0.0% | 0.00% | – |
| Q3 2018 | $34,000 | +9.7% | 3,800 | 0.0% | 0.00% | – |
| Q2 2018 | $31,000 | 0.0% | 3,800 | 0.0% | 0.00% | – |
| Q1 2018 | $31,000 | -6.1% | 3,800 | 0.0% | 0.00% | – |
| Q4 2017 | $33,000 | +13.8% | 3,800 | 0.0% | 0.00% | – |
| Q3 2017 | $29,000 | -6.5% | 3,800 | 0.0% | 0.00% | – |
| Q2 2017 | $31,000 | -3.1% | 3,800 | 0.0% | 0.00% | – |
| Q1 2017 | $32,000 | -17.9% | 3,800 | 0.0% | 0.00% | – |
| Q4 2016 | $39,000 | -68.0% | 3,800 | -50.0% | 0.00% | – |
| Q3 2016 | $122,000 | +258.8% | 7,600 | +100.0% | 0.00% | – |
| Q2 2016 | $34,000 | – | 3,800 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Trigran Investments, Inc. | 3,292,407 | $71,577,000 | 8.21% |
| Lagoda Investment Management, L.P. | 275,960 | $5,999,000 | 4.27% |
| ACK Asset Management | 717,400 | $15,596,000 | 4.13% |
| Avenir Corp | 1,721,164 | $37,418,000 | 3.97% |
| Montanaro Asset Management Ltd | 869,000 | $18,892,000 | 2.89% |
| Miura Global Management | 200,000 | $4,348,000 | 2.61% |
| EVR Research LP | 315,555 | $6,860,000 | 2.04% |
| SCHOLTZ & COMPANY, LLC | 129,895 | $2,686,000 | 1.92% |
| Mesirow Institutional Investment Management, Inc. | 516,095 | $11,220,000 | 1.63% |
| ESSEX INVESTMENT MANAGEMENT CO LLC | 458,532 | $9,968,000 | 1.59% |