ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 122 filers reported holding ENERGY RECOVERY INC in Q4 2016. The put-call ratio across all filers is 0.52 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2016 | $183,000 | -35.3% | 17,668 | -0.4% | 0.00% | – |
| Q3 2016 | $283,000 | +102.1% | 17,740 | +12.9% | 0.00% | – |
| Q2 2016 | $140,000 | +159.3% | 15,709 | +200.2% | 0.00% | – |
| Q1 2016 | $54,000 | +45.9% | 5,232 | 0.0% | 0.00% | – |
| Q4 2015 | $37,000 | +146.7% | 5,232 | -26.9% | 0.00% | – |
| Q3 2015 | $15,000 | -25.0% | 7,157 | 0.0% | 0.00% | – |
| Q2 2015 | $20,000 | -69.7% | 7,157 | -71.9% | 0.00% | – |
| Q1 2015 | $66,000 | -44.5% | 25,468 | +12.7% | 0.00% | – |
| Q4 2014 | $119,000 | +38.4% | 22,603 | -6.8% | 0.00% | – |
| Q3 2014 | $86,000 | -27.7% | 24,241 | 0.0% | 0.00% | – |
| Q2 2014 | $119,000 | -24.2% | 24,241 | -17.9% | 0.00% | – |
| Q1 2014 | $157,000 | 0.0% | 29,531 | +4.3% | 0.00% | – |
| Q4 2013 | $157,000 | -20.7% | 28,319 | +3.8% | 0.00% | – |
| Q3 2013 | $198,000 | +76.8% | 27,295 | +0.2% | 0.00% | – |
| Q2 2013 | $112,000 | – | 27,231 | – | 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% |