ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 75 filers reported holding ENERGY RECOVERY INC in Q4 2014. The put-call ratio across all filers is 0.14 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $362,000 | -2.4% | 17,967 | +4.1% | 0.00% | – |
| Q4 2021 | $371,000 | +13.5% | 17,258 | +0.5% | 0.00% | – |
| Q3 2021 | $327,000 | -15.7% | 17,172 | +0.7% | 0.00% | – |
| Q2 2021 | $388,000 | +48.7% | 17,051 | +20.0% | 0.00% | – |
| Q1 2021 | $261,000 | +72.8% | 14,215 | +28.4% | 0.00% | – |
| Q4 2020 | $151,000 | +42.5% | 11,067 | +2.0% | 0.00% | – |
| Q4 2019 | $106,000 | -49.5% | 10,854 | -52.2% | 0.00% | – |
| Q3 2019 | $210,000 | -23.4% | 22,713 | -13.6% | 0.00% | – |
| Q2 2019 | $274,000 | -7.1% | 26,302 | -22.2% | 0.00% | – |
| Q1 2019 | $295,000 | +34.1% | 33,798 | +3.2% | 0.00% | – |
| Q4 2018 | $220,000 | 0.0% | 32,741 | +33.2% | 0.00% | – |
| Q3 2018 | $220,000 | -23.6% | 24,589 | -25.3% | 0.00% | – |
| Q4 2017 | $288,000 | +255.6% | 32,903 | +222.5% | 0.00% | – |
| Q3 2017 | $81,000 | -30.8% | 10,202 | -27.9% | 0.00% | – |
| Q2 2017 | $117,000 | -89.3% | 14,146 | -79.3% | 0.00% | -100.0% |
| Q3 2016 | $1,092,000 | +267.7% | 68,311 | +137.5% | 0.00% | – |
| Q1 2016 | $297,000 | +222.8% | 28,762 | +64.0% | 0.00% | – |
| Q4 2014 | $92,000 | -61.0% | 17,542 | -73.6% | 0.00% | -100.0% |
| Q3 2014 | $236,000 | -26.5% | 66,560 | +2.0% | 0.00% | 0.0% |
| Q2 2014 | $321,000 | -13.7% | 65,241 | -6.6% | 0.00% | 0.0% |
| Q1 2014 | $372,000 | +15.2% | 69,886 | +19.9% | 0.00% | 0.0% |
| Q4 2013 | $323,000 | +178.4% | 58,281 | +263.6% | 0.00% | – |
| Q3 2013 | $116,000 | – | 16,027 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Tortoise Index Solutions, LLC | 17,231 | $43,490,773 | 7.60% |
| Trigran Investments, Inc. | 3,469,877 | $71,097,780 | 7.13% |
| Lagoda Investment Management, L.P. | 289,520 | $5,932,265 | 4.00% |
| Avenir Corp | 1,723,386 | $35,312,179 | 3.54% |
| Montanaro Asset Management Ltd | 879,000 | $18,010,710 | 2.93% |
| Miura Global Management | 280,000 | $5,737,200 | 2.89% |
| ACK Asset Management | 727,400 | $14,904 | 2.74% |
| SCHOLTZ & COMPANY, LLC | 129,545 | $2,654 | 1.88% |
| ESSEX INVESTMENT MANAGEMENT CO LLC | 458,560 | $9,396 | 1.46% |
| Mesirow Institutional Investment Management, Inc. | 502,150 | $10,289,054 | 1.35% |