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 | ||||
|---|---|---|---|---|---|---|
| Q2 2018 | $40,000 | -2.4% | 5,000 | 0.0% | 0.01% | -7.7% |
| Q1 2018 | $41,000 | -6.8% | 5,000 | 0.0% | 0.01% | -7.1% |
| Q4 2017 | $44,000 | +7.3% | 5,000 | 0.0% | 0.01% | 0.0% |
| Q2 2017 | $41,000 | -2.4% | 5,000 | 0.0% | 0.01% | 0.0% |
| Q1 2017 | $42,000 | -19.2% | 5,000 | 0.0% | 0.01% | -22.2% |
| Q4 2016 | $52,000 | -41.6% | 5,000 | -50.0% | 0.02% | -41.9% |
| Q2 2016 | $89,000 | -13.6% | 10,000 | 0.0% | 0.03% | -11.4% |
| Q1 2016 | $103,000 | +45.1% | 10,000 | 0.0% | 0.04% | +34.6% |
| Q4 2015 | $71,000 | +238.1% | 10,000 | 0.0% | 0.03% | +225.0% |
| Q3 2015 | $21,000 | -22.2% | 10,000 | 0.0% | 0.01% | -11.1% |
| Q2 2015 | $27,000 | +3.8% | 10,000 | 0.0% | 0.01% | 0.0% |
| Q1 2015 | $26,000 | -50.9% | 10,000 | 0.0% | 0.01% | -50.0% |
| Q4 2014 | $53,000 | +51.4% | 10,000 | 0.0% | 0.02% | +38.5% |
| Q3 2014 | $35,000 | -28.6% | 10,000 | 0.0% | 0.01% | -18.8% |
| Q2 2014 | $49,000 | -7.5% | 10,000 | 0.0% | 0.02% | -11.1% |
| Q1 2014 | $53,000 | -5.4% | 10,000 | 0.0% | 0.02% | -18.2% |
| Q4 2013 | $56,000 | -22.2% | 10,000 | 0.0% | 0.02% | -26.7% |
| Q3 2013 | $72,000 | +75.6% | 10,000 | 0.0% | 0.03% | +66.7% |
| Q2 2013 | $41,000 | – | 10,000 | – | 0.02% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Trigran Investments, Inc. | 3,149,018 | $32,813,000 | 5.47% |
| 683 Capital Management, LLC | 1,100,000 | $11,462,000 | 1.04% |
| Avenir Corp | 805,900 | $8,397,000 | 0.88% |
| Alambic Investment Management, L.P. | 101,111 | $1,054,000 | 0.65% |
| ELKHORN PARTNERS LIMITED PARTNERSHIP | 81,581 | $850,000 | 0.51% |
| ESSEX INVESTMENT MANAGEMENT CO LLC | 293,598 | $3,059,000 | 0.42% |
| CADENCE CAPITAL MANAGEMENT LLC | 357,196 | $3,722,000 | 0.37% |
| Cortina Asset Management, LLC | 538,561 | $5,612,000 | 0.35% |
| Community Capital Management, LLC | 23,036 | $240,000 | 0.28% |
| Yaupon Capital Management LP | 61,542 | $641,000 | 0.18% |