ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 180 filers reported holding ENERGY RECOVERY INC in Q3 2023. The put-call ratio across all filers is 0.48 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $842,106 | -45.3% | 39,703 | -27.9% | 0.00% | – |
| Q2 2023 | $1,540,135 | +55.8% | 55,103 | +28.5% | 0.00% | – |
| Q1 2023 | $988,713 | +46.4% | 42,894 | +30.2% | 0.00% | – |
| Q4 2022 | $675,187 | -10.7% | 32,952 | -5.1% | 0.00% | – |
| Q3 2022 | $756,000 | -31.1% | 34,731 | -38.5% | 0.00% | – |
| Q2 2022 | $1,098,000 | -24.8% | 56,503 | -22.0% | 0.00% | – |
| Q1 2022 | $1,460,000 | -49.6% | 72,473 | -46.3% | 0.00% | -100.0% |
| Q4 2021 | $2,899,000 | +109.3% | 134,882 | +85.5% | 0.00% | – |
| Q3 2021 | $1,385,000 | +15.2% | 72,720 | +37.7% | 0.00% | – |
| Q2 2021 | $1,202,000 | -16.3% | 52,798 | -32.5% | 0.00% | – |
| Q1 2021 | $1,436,000 | +4.4% | 78,275 | -22.4% | 0.00% | – |
| Q4 2020 | $1,376,000 | +349.7% | 100,891 | +170.0% | 0.00% | – |
| Q3 2020 | $306,000 | -24.4% | 37,361 | -29.9% | 0.00% | – |
| Q2 2020 | $405,000 | +80.0% | 53,325 | +76.7% | 0.00% | – |
| Q1 2020 | $225,000 | -23.7% | 30,176 | +0.0% | 0.00% | – |
| Q4 2019 | $295,000 | +5.7% | 30,172 | +0.2% | 0.00% | – |
| Q3 2019 | $279,000 | -7.3% | 30,117 | +4.1% | 0.00% | – |
| Q2 2019 | $301,000 | +42.0% | 28,924 | +18.6% | 0.00% | – |
| Q1 2019 | $212,000 | -71.3% | 24,382 | -77.8% | 0.00% | – |
| Q4 2018 | $738,000 | -27.4% | 109,629 | -3.4% | 0.00% | – |
| Q3 2018 | $1,016,000 | +39.8% | 113,529 | +26.2% | 0.00% | – |
| Q2 2018 | $727,000 | +267.2% | 89,946 | +272.0% | 0.00% | – |
| Q1 2018 | $198,000 | -28.8% | 24,179 | -23.8% | 0.00% | – |
| Q4 2017 | $278,000 | +11.6% | 31,740 | +1.2% | 0.00% | – |
| Q3 2017 | $249,000 | -97.6% | 31,370 | -97.5% | 0.00% | -100.0% |
| Q2 2017 | $10,478,000 | -14.4% | 1,264,036 | -14.1% | 0.00% | -25.0% |
| Q1 2017 | $12,244,000 | -31.6% | 1,471,614 | -14.9% | 0.00% | -33.3% |
| Q4 2016 | $17,894,000 | +2471.0% | 1,728,926 | +3873.4% | 0.01% | – |
| Q3 2016 | $696,000 | +380.0% | 43,512 | +167.0% | 0.00% | – |
| Q2 2016 | $145,000 | -49.3% | 16,294 | -41.1% | 0.00% | – |
| Q1 2016 | $286,000 | +142.4% | 27,680 | +65.8% | 0.00% | – |
| Q4 2015 | $118,000 | +490.0% | 16,697 | +80.5% | 0.00% | – |
| Q3 2015 | $20,000 | -68.8% | 9,250 | -60.4% | 0.00% | – |
| Q2 2015 | $64,000 | -60.5% | 23,342 | -62.9% | 0.00% | – |
| Q1 2015 | $162,000 | -5.8% | 62,932 | +92.7% | 0.00% | – |
| Q4 2014 | $172,000 | +44.5% | 32,660 | -3.1% | 0.00% | – |
| Q3 2014 | $119,000 | -40.2% | 33,720 | -17.2% | 0.00% | – |
| Q2 2014 | $199,000 | -28.9% | 40,746 | -22.6% | 0.00% | – |
| Q1 2014 | $280,000 | -51.0% | 52,632 | -48.8% | 0.00% | – |
| Q4 2013 | $571,000 | +494.8% | 102,740 | +675.5% | 0.00% | – |
| Q3 2013 | $96,000 | +74.5% | 13,248 | 0.0% | 0.00% | – |
| Q2 2013 | $55,000 | – | 13,248 | – | 0.00% | – |
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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% |