ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 170 filers reported holding ENERGY RECOVERY INC in Q1 2023. The put-call ratio across all filers is 1.11 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2022 | $254,650 | -18.6% | 12,428 | -13.6% | 0.01% | -28.6% |
| Q3 2022 | $313,000 | +12.2% | 14,385 | 0.0% | 0.01% | +16.7% |
| Q2 2022 | $279,000 | +6.5% | 14,385 | +10.6% | 0.01% | +33.3% |
| Q1 2022 | $262,000 | +28.4% | 13,003 | +36.9% | 0.01% | +28.6% |
| Q4 2021 | $204,000 | -5.6% | 9,496 | 0.0% | 0.01% | -22.2% |
| Q2 2021 | $216,000 | +340.8% | 9,496 | +48.4% | 0.01% | +200.0% |
| Q2 2020 | $49,000 | +600.0% | 6,399 | +539.9% | 0.00% | +200.0% |
| Q4 2018 | $7,000 | – | 1,000 | – | 0.00% | – |
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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% |