ENERGY RECOVERY INC's ticker is and the CUSIP is 29270J950. A total of 3 filers reported holding ENERGY RECOVERY INC in Q2 2021. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2022 | $4,000 | +100.0% | 200 | +100.0% | 0.00% | – |
| Q2 2022 | $2,000 | -87.5% | 100 | -87.5% | 0.00% | – |
| Q1 2022 | $16,000 | -96.8% | 800 | -96.6% | 0.00% | – |
| Q4 2021 | $505,000 | -13.8% | 23,500 | -23.7% | 0.00% | -100.0% |
| Q3 2021 | $586,000 | -68.2% | 30,800 | -62.0% | 0.00% | -50.0% |
| Q2 2021 | $1,845,000 | +99.2% | 81,000 | +60.4% | 0.00% | +100.0% |
| Q1 2021 | $926,000 | +734.2% | 50,500 | +238.9% | 0.00% | 0.0% |
| Q1 2020 | $111,000 | +1010.0% | 14,900 | +1390.0% | 0.00% | – |
| Q2 2019 | $10,000 | -61.5% | 1,000 | -66.7% | 0.00% | – |
| Q1 2019 | $26,000 | -66.2% | 3,000 | -65.1% | 0.00% | -100.0% |
| Q3 2018 | $77,000 | -69.0% | 8,600 | -72.0% | 0.00% | -50.0% |
| Q2 2018 | $248,000 | +5.1% | 30,700 | +7.0% | 0.00% | 0.0% |
| Q1 2018 | $236,000 | -72.2% | 28,700 | -70.4% | 0.00% | -66.7% |
| Q4 2017 | $849,000 | +613.4% | 97,000 | +546.7% | 0.01% | +500.0% |
| Q3 2017 | $119,000 | +5850.0% | 15,000 | +7400.0% | 0.00% | – |
| Q2 2017 | $2,000 | -98.9% | 200 | -99.1% | 0.00% | -100.0% |
| Q1 2017 | $176,000 | +112.0% | 21,100 | +305.8% | 0.00% | +100.0% |
| Q3 2016 | $83,000 | -77.1% | 5,200 | -87.3% | 0.00% | -75.0% |
| Q2 2016 | $363,000 | +1810.5% | 40,800 | +2166.7% | 0.00% | – |
| Q1 2016 | $19,000 | +1800.0% | 1,800 | +1700.0% | 0.00% | – |
| Q4 2015 | $1,000 | 0.0% | 100 | -75.0% | 0.00% | – |
| Q3 2015 | $1,000 | – | 400 | +300.0% | 0.00% | – |
| Q2 2015 | $0 | -100.0% | 100 | -95.5% | 0.00% | – |
| Q1 2015 | $6,000 | -66.7% | 2,200 | -35.3% | 0.00% | – |
| Q4 2014 | $18,000 | +63.6% | 3,400 | +9.7% | 0.00% | – |
| Q3 2014 | $11,000 | -77.1% | 3,100 | -68.4% | 0.00% | -100.0% |
| Q2 2014 | $48,000 | +2300.0% | 9,800 | +3166.7% | 0.00% | – |
| Q1 2014 | $2,000 | +100.0% | 300 | +50.0% | 0.00% | – |
| Q4 2013 | $1,000 | 0.0% | 200 | 0.0% | 0.00% | – |
| Q3 2013 | $1,000 | -75.0% | 200 | -80.0% | 0.00% | – |
| Q2 2013 | $4,000 | – | 1,000 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 1,800 | $19,000 | 0.00% |
| SIMPLEX TRADING, LLC | 57 | $1,000 | 0.00% |