ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 115 filers reported holding ENERGY RECOVERY INC in Q4 2018. The put-call ratio across all filers is 0.76 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $2,120 | -24.2% | 100 | 0.0% | 0.00% | – |
| Q2 2023 | $2,795 | +21.3% | 100 | 0.0% | 0.00% | – |
| Q1 2023 | $2,304 | +12.5% | 100 | 0.0% | 0.00% | – |
| Q4 2022 | $2,048 | +2.4% | 100 | 0.0% | 0.00% | – |
| Q3 2022 | $2,000 | 0.0% | 100 | 0.0% | 0.00% | – |
| Q2 2022 | $2,000 | 0.0% | 100 | 0.0% | 0.00% | – |
| Q1 2022 | $2,000 | 0.0% | 100 | 0.0% | 0.00% | – |
| Q4 2021 | $2,000 | 0.0% | 100 | 0.0% | 0.00% | – |
| Q3 2021 | $2,000 | 0.0% | 100 | 0.0% | 0.00% | – |
| Q2 2021 | $2,000 | 0.0% | 100 | 0.0% | 0.00% | – |
| Q1 2021 | $2,000 | +100.0% | 100 | 0.0% | 0.00% | – |
| Q4 2020 | $1,000 | 0.0% | 100 | 0.0% | 0.00% | – |
| Q3 2020 | $1,000 | 0.0% | 100 | 0.0% | 0.00% | – |
| Q2 2020 | $1,000 | -93.8% | 100 | -95.2% | 0.00% | -100.0% |
| Q1 2020 | $16,000 | -23.8% | 2,099 | 0.0% | 0.00% | 0.0% |
| Q4 2019 | $21,000 | +10.5% | 2,099 | 0.0% | 0.00% | 0.0% |
| Q3 2019 | $19,000 | -13.6% | 2,099 | 0.0% | 0.00% | 0.0% |
| Q2 2019 | $22,000 | +22.2% | 2,099 | 0.0% | 0.00% | 0.0% |
| Q1 2019 | $18,000 | +28.6% | 2,099 | 0.0% | 0.00% | – |
| Q4 2018 | $14,000 | -26.3% | 2,099 | 0.0% | 0.00% | -100.0% |
| Q3 2018 | $19,000 | +11.8% | 2,099 | 0.0% | 0.00% | 0.0% |
| Q2 2018 | $17,000 | 0.0% | 2,099 | 0.0% | 0.00% | 0.0% |
| Q1 2018 | $17,000 | -5.6% | 2,099 | -0.0% | 0.00% | 0.0% |
| Q4 2017 | $18,000 | +5.9% | 2,100 | 0.0% | 0.00% | 0.0% |
| Q3 2017 | $17,000 | 0.0% | 2,100 | 0.0% | 0.00% | 0.0% |
| Q2 2017 | $17,000 | 0.0% | 2,100 | 0.0% | 0.00% | 0.0% |
| Q1 2017 | $17,000 | -22.7% | 2,100 | 0.0% | 0.00% | 0.0% |
| Q4 2016 | $22,000 | -35.3% | 2,100 | 0.0% | 0.00% | 0.0% |
| Q3 2016 | $34,000 | +78.9% | 2,100 | 0.0% | 0.00% | 0.0% |
| Q2 2016 | $19,000 | -26.9% | 2,100 | -16.0% | 0.00% | 0.0% |
| Q1 2016 | $26,000 | +23.8% | 2,500 | -15.8% | 0.00% | 0.0% |
| Q4 2015 | $21,000 | +110.0% | 2,970 | -39.0% | 0.00% | – |
| Q3 2015 | $10,000 | -64.3% | 4,870 | -53.2% | 0.00% | -100.0% |
| Q2 2015 | $28,000 | +27.3% | 10,400 | +22.4% | 0.00% | 0.0% |
| Q1 2015 | $22,000 | – | 8,500 | – | 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% |