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 | $15,681,910 | -31.3% | 739,364 | -9.5% | 0.02% | -26.9% |
| Q2 2023 | $22,830,119 | +26.9% | 816,820 | +4.7% | 0.03% | +23.8% |
| Q1 2023 | $17,990,363 | +13.3% | 780,493 | +0.8% | 0.02% | +10.5% |
| Q4 2022 | $15,871,799 | +7.4% | 774,612 | +14.0% | 0.02% | 0.0% |
| Q3 2022 | $14,772,000 | -6.8% | 679,490 | -16.7% | 0.02% | -5.0% |
| Q2 2022 | $15,846,000 | -8.9% | 815,957 | -5.5% | 0.02% | +11.1% |
| Q1 2022 | $17,389,000 | -13.1% | 863,410 | -7.3% | 0.02% | -5.3% |
| Q4 2021 | $20,017,000 | +25.7% | 931,478 | +11.3% | 0.02% | +11.8% |
| Q3 2021 | $15,923,000 | -9.5% | 836,743 | +8.4% | 0.02% | -10.5% |
| Q2 2021 | $17,591,000 | +42.9% | 772,202 | +15.1% | 0.02% | +26.7% |
| Q1 2021 | $12,308,000 | +823.3% | 671,077 | +586.7% | 0.02% | +650.0% |
| Q4 2020 | $1,333,000 | +60.4% | 97,724 | -3.6% | 0.00% | +100.0% |
| Q3 2020 | $831,000 | -82.4% | 101,379 | -83.7% | 0.00% | -87.5% |
| Q2 2020 | $4,726,000 | -6.1% | 622,220 | -8.1% | 0.01% | -27.3% |
| Q1 2020 | $5,035,000 | -18.6% | 676,784 | +7.1% | 0.01% | 0.0% |
| Q4 2019 | $6,189,000 | +13.3% | 632,151 | +7.2% | 0.01% | +10.0% |
| Q3 2019 | $5,464,000 | -6.5% | 589,767 | +5.2% | 0.01% | -9.1% |
| Q2 2019 | $5,842,000 | +25.4% | 560,631 | +5.1% | 0.01% | +22.2% |
| Q1 2019 | $4,657,000 | +59.9% | 533,469 | +23.3% | 0.01% | +28.6% |
| Q4 2018 | $2,912,000 | -29.1% | 432,717 | -5.7% | 0.01% | -12.5% |
| Q3 2018 | $4,109,000 | -9.7% | 459,058 | -18.5% | 0.01% | -11.1% |
| Q2 2018 | $4,552,000 | +0.8% | 563,416 | +2.5% | 0.01% | -10.0% |
| Q1 2018 | $4,517,000 | +40.1% | 549,558 | +41.3% | 0.01% | +11.1% |
| Q2 2017 | $3,223,000 | +52.2% | 388,821 | +52.7% | 0.01% | +50.0% |
| Q1 2017 | $2,118,000 | -22.6% | 254,581 | -3.7% | 0.01% | -25.0% |
| Q4 2016 | $2,735,000 | -36.0% | 264,279 | -1.1% | 0.01% | -38.5% |
| Q3 2016 | $4,272,000 | +102.4% | 267,307 | +12.5% | 0.01% | +85.7% |
| Q2 2016 | $2,111,000 | -63.0% | 237,505 | -57.0% | 0.01% | -61.1% |
| Q1 2016 | $5,705,000 | +37.6% | 551,784 | -5.9% | 0.02% | +63.6% |
| Q4 2015 | $4,145,000 | +120.8% | 586,272 | -33.2% | 0.01% | +120.0% |
| Q3 2015 | $1,877,000 | -51.2% | 877,254 | -37.5% | 0.01% | -50.0% |
| Q2 2015 | $3,847,000 | +3.8% | 1,404,000 | -1.9% | 0.01% | -9.1% |
| Q1 2015 | $3,705,000 | -49.7% | 1,430,606 | +2.4% | 0.01% | -56.0% |
| Q4 2014 | $7,363,000 | +73.8% | 1,397,216 | +16.8% | 0.02% | +47.1% |
| Q3 2014 | $4,236,000 | -31.0% | 1,196,572 | -4.1% | 0.02% | -34.6% |
| Q2 2014 | $6,141,000 | -10.8% | 1,248,234 | -3.6% | 0.03% | -13.3% |
| Q1 2014 | $6,886,000 | -5.8% | 1,294,418 | -1.7% | 0.03% | -14.3% |
| Q4 2013 | $7,309,000 | +8.3% | 1,316,973 | +41.3% | 0.04% | -5.4% |
| Q3 2013 | $6,746,000 | +76.6% | 931,815 | +0.8% | 0.04% | +48.0% |
| Q2 2013 | $3,819,000 | – | 924,700 | – | 0.02% | – |
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% |