ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 154 filers reported holding ENERGY RECOVERY INC in Q3 2021. The put-call ratio across all filers is 0.24 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $198,000 | +17.9% | 9,320 | +55.1% | 0.00% | – |
| Q2 2023 | $168,000 | +84.6% | 6,010 | +51.8% | 0.00% | – |
| Q1 2023 | $91,000 | -38.1% | 3,958 | -44.7% | 0.00% | – |
| Q4 2022 | $147,000 | +126.2% | 7,162 | +144.7% | 0.00% | – |
| Q3 2022 | $65,000 | +91.2% | 2,927 | +64.3% | 0.00% | – |
| Q2 2022 | $34,000 | -64.9% | 1,782 | -63.2% | 0.00% | – |
| Q1 2022 | $97,000 | -60.1% | 4,846 | -57.2% | 0.00% | – |
| Q4 2021 | $243,000 | +122.9% | 11,310 | +96.3% | 0.00% | – |
| Q3 2021 | $109,000 | -6.0% | 5,761 | +13.1% | 0.00% | – |
| Q2 2021 | $116,000 | +38.1% | 5,094 | +11.0% | 0.00% | – |
| Q1 2021 | $84,000 | +8300.0% | 4,590 | +4400.0% | 0.00% | – |
| Q2 2020 | $1,000 | 0.0% | 102 | -32.0% | 0.00% | – |
| Q1 2020 | $1,000 | -94.1% | 150 | -91.4% | 0.00% | – |
| Q4 2019 | $17,000 | +183.3% | 1,743 | +215.2% | 0.00% | – |
| Q2 2019 | $6,000 | 0.0% | 553 | -17.3% | 0.00% | – |
| Q3 2018 | $6,000 | -93.3% | 669 | -93.9% | 0.00% | – |
| Q2 2018 | $89,000 | -19.1% | 11,043 | -17.4% | 0.00% | – |
| Q1 2018 | $110,000 | -32.5% | 13,371 | -27.9% | 0.00% | – |
| Q4 2017 | $163,000 | +46.8% | 18,553 | +31.4% | 0.00% | – |
| Q3 2017 | $111,000 | +20.7% | 14,124 | +27.7% | 0.00% | – |
| Q2 2017 | $92,000 | -13.2% | 11,064 | -13.6% | 0.00% | – |
| Q1 2017 | $106,000 | +324.0% | 12,811 | +430.7% | 0.00% | – |
| Q4 2016 | $25,000 | +31.6% | 2,414 | +103.5% | 0.00% | – |
| Q3 2016 | $19,000 | +11.8% | 1,186 | -38.1% | 0.00% | – |
| Q2 2016 | $17,000 | +88.9% | 1,916 | +125.4% | 0.00% | – |
| Q1 2016 | $9,000 | -10.0% | 850 | -37.0% | 0.00% | – |
| Q4 2015 | $10,000 | +150.0% | 1,350 | -22.9% | 0.00% | – |
| Q3 2015 | $4,000 | -60.0% | 1,750 | -53.3% | 0.00% | – |
| Q2 2015 | $10,000 | -50.0% | 3,750 | -50.7% | 0.00% | – |
| Q1 2015 | $20,000 | -20.0% | 7,603 | +60.1% | 0.00% | – |
| Q4 2014 | $25,000 | +47.1% | 4,750 | 0.0% | 0.00% | – |
| Q3 2014 | $17,000 | -92.3% | 4,750 | -89.5% | 0.00% | – |
| Q2 2014 | $222,000 | +68.2% | 45,114 | +81.8% | 0.00% | – |
| Q1 2014 | $132,000 | +528.6% | 24,814 | +561.7% | 0.00% | – |
| Q4 2013 | $21,000 | -27.6% | 3,750 | -7.3% | 0.00% | – |
| Q3 2013 | $29,000 | +45.0% | 4,045 | -18.3% | 0.00% | – |
| Q2 2013 | $20,000 | – | 4,950 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Trigran Investments, Inc. | 5,520,408 | $41,928,000 | 8.21% |
| Avenir Corp | 1,576,727 | $11,975,000 | 1.36% |
| ELKHORN PARTNERS LIMITED PARTNERSHIP | 69,000 | $524,000 | 0.41% |
| 683 Capital Management, LLC | 520,000 | $3,950,000 | 0.32% |
| FNY Investment Advisers, LLC | 50,007 | $379,000 | 0.22% |
| Monarch Partners Asset Management LLC | 107,324 | $815,000 | 0.20% |
| ESSEX INVESTMENT MANAGEMENT CO LLC | 141,552 | $1,075,000 | 0.18% |
| HEARTLAND ADVISORS INC | 168,943 | $1,283,000 | 0.11% |
| Redmond Asset Management, LLC | 31,041 | $236,000 | 0.10% |
| NJ State Employees Deferred Compensation Plan | 59,000 | $448,000 | 0.08% |