ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 159 filers reported holding ENERGY RECOVERY INC in Q2 2021. The put-call ratio across all filers is 0.78 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $51,901 | +42.1% | 2,447 | +87.2% | 0.00% | +100.0% |
| Q2 2023 | $36,531 | +125869.0% | 1,307 | +3.4% | 0.00% | 0.0% |
| Q1 2023 | $29 | +107.1% | 1,264 | +79.0% | 0.00% | 0.0% |
| Q4 2022 | $14 | -100.0% | 706 | -88.3% | 0.00% | -50.0% |
| Q3 2022 | $131,000 | +197.7% | 6,036 | +167.9% | 0.00% | +100.0% |
| Q2 2022 | $44,000 | +300.0% | 2,253 | +300.2% | 0.00% | – |
| Q1 2022 | $11,000 | -8.3% | 563 | +2.0% | 0.00% | – |
| Q4 2021 | $12,000 | -42.9% | 552 | -50.1% | 0.00% | -100.0% |
| Q3 2021 | $21,000 | -41.7% | 1,106 | -30.6% | 0.00% | 0.0% |
| Q2 2021 | $36,000 | -51.4% | 1,594 | -60.4% | 0.00% | 0.0% |
| Q1 2021 | $74,000 | -8.6% | 4,030 | -31.9% | 0.00% | -50.0% |
| Q4 2020 | $81,000 | -77.0% | 5,919 | -86.2% | 0.00% | -50.0% |
| Q3 2020 | $352,000 | +486.7% | 42,876 | +443.1% | 0.00% | +100.0% |
| Q2 2020 | $60,000 | +328.6% | 7,895 | +467.2% | 0.00% | +100.0% |
| Q4 2019 | $14,000 | +55.6% | 1,392 | +42.8% | 0.00% | 0.0% |
| Q3 2019 | $9,000 | -10.0% | 975 | +3.5% | 0.00% | 0.0% |
| Q2 2019 | $10,000 | -9.1% | 942 | -24.6% | 0.00% | 0.0% |
| Q1 2019 | $11,000 | +22.2% | 1,250 | -8.3% | 0.00% | 0.0% |
| Q4 2018 | $9,000 | -25.0% | 1,363 | -8.7% | 0.00% | 0.0% |
| Q1 2018 | $12,000 | +140.0% | 1,493 | +139.6% | 0.00% | 0.0% |
| Q4 2017 | $5,000 | -96.9% | 623 | -97.0% | 0.00% | -92.3% |
| Q3 2017 | $162,000 | +16100.0% | 20,533 | +22970.8% | 0.01% | – |
| Q1 2017 | $1,000 | -90.9% | 89 | -91.7% | 0.00% | -100.0% |
| Q4 2016 | $11,000 | +10.0% | 1,067 | +12.3% | 0.00% | 0.0% |
| Q1 2016 | $10,000 | -54.5% | 950 | -90.7% | 0.00% | -50.0% |
| Q3 2015 | $22,000 | +10.0% | 10,187 | +36.2% | 0.00% | 0.0% |
| Q2 2015 | $20,000 | +81.8% | 7,479 | +81.3% | 0.00% | +100.0% |
| Q1 2015 | $11,000 | 0.0% | 4,125 | +95.4% | 0.00% | 0.0% |
| Q4 2014 | $11,000 | +175.0% | 2,111 | +86.3% | 0.00% | – |
| Q3 2014 | $4,000 | -77.8% | 1,133 | -68.6% | 0.00% | -100.0% |
| Q2 2014 | $18,000 | -35.7% | 3,605 | -33.6% | 0.00% | -50.0% |
| Q1 2014 | $28,000 | +1300.0% | 5,432 | +1115.2% | 0.00% | – |
| Q4 2013 | $2,000 | -97.3% | 447 | -95.7% | 0.00% | -100.0% |
| Q3 2013 | $75,000 | – | 10,402 | – | 0.01% | – |
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% |