ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 166 filers reported holding ENERGY RECOVERY INC in Q1 2022. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $6,936 | -98.6% | 327 | -98.2% | 0.00% | – |
| Q2 2023 | $505,001 | +223.1% | 18,068 | +166.5% | 0.00% | – |
| Q1 2023 | $156,302 | +360.6% | 6,781 | +309.5% | 0.00% | – |
| Q4 2022 | $33,931 | -62.3% | 1,656 | -60.2% | 0.00% | – |
| Q3 2022 | $90,000 | -36.2% | 4,165 | -42.9% | 0.00% | – |
| Q2 2022 | $141,000 | +139.0% | 7,288 | +152.4% | 0.00% | – |
| Q1 2022 | $59,000 | -79.9% | 2,888 | -78.8% | 0.00% | – |
| Q4 2021 | $293,000 | +53.4% | 13,632 | +36.0% | 0.00% | – |
| Q3 2021 | $191,000 | +63.2% | 10,022 | +94.6% | 0.00% | – |
| Q2 2021 | $117,000 | +15.8% | 5,149 | -6.9% | 0.00% | – |
| Q1 2021 | $101,000 | -47.4% | 5,529 | -60.6% | 0.00% | – |
| Q4 2020 | $192,000 | +392.3% | 14,048 | +191.7% | 0.00% | – |
| Q3 2020 | $39,000 | -64.5% | 4,816 | -66.7% | 0.00% | – |
| Q2 2020 | $110,000 | +6.8% | 14,444 | +4.4% | 0.00% | – |
| Q1 2020 | $103,000 | +4.0% | 13,830 | +36.8% | 0.00% | – |
| Q4 2019 | $99,000 | +26.9% | 10,108 | +19.2% | 0.00% | – |
| Q3 2019 | $78,000 | -56.2% | 8,478 | -50.2% | 0.00% | – |
| Q2 2019 | $178,000 | +24.5% | 17,010 | +3.8% | 0.00% | – |
| Q1 2019 | $143,000 | +98.6% | 16,395 | +53.2% | 0.00% | – |
| Q4 2018 | $72,000 | -25.0% | 10,700 | -0.2% | 0.00% | – |
| Q3 2018 | $96,000 | +500.0% | 10,718 | +435.9% | 0.00% | – |
| Q2 2018 | $16,000 | -38.5% | 2,000 | -37.2% | 0.00% | – |
| Q1 2018 | $26,000 | -98.5% | 3,186 | -98.4% | 0.00% | -100.0% |
| Q4 2017 | $1,734,000 | +6836.0% | 198,182 | +6268.3% | 0.00% | – |
| Q3 2017 | $25,000 | -45.7% | 3,112 | -44.1% | 0.00% | – |
| Q2 2017 | $46,000 | -39.5% | 5,569 | -39.0% | 0.00% | – |
| Q1 2017 | $76,000 | -83.4% | 9,134 | -79.4% | 0.00% | – |
| Q4 2016 | $458,000 | +247.0% | 44,238 | +438.5% | 0.00% | – |
| Q3 2016 | $132,000 | +73.7% | 8,215 | -3.7% | 0.00% | – |
| Q2 2016 | $76,000 | +26.7% | 8,528 | +45.9% | 0.00% | – |
| Q1 2016 | $60,000 | -25.0% | 5,845 | -48.5% | 0.00% | – |
| Q4 2015 | $80,000 | +158.1% | 11,349 | -20.9% | 0.00% | – |
| Q3 2015 | $31,000 | -20.5% | 14,345 | -0.9% | 0.00% | – |
| Q2 2015 | $39,000 | +160.0% | 14,474 | +148.7% | 0.00% | – |
| Q1 2015 | $15,000 | -72.7% | 5,820 | -43.8% | 0.00% | – |
| Q4 2014 | $55,000 | +150.0% | 10,347 | +67.8% | 0.00% | – |
| Q3 2014 | $22,000 | +15.8% | 6,168 | +60.8% | 0.00% | – |
| Q2 2014 | $19,000 | -65.5% | 3,835 | -62.7% | 0.00% | – |
| Q1 2014 | $55,000 | -50.0% | 10,291 | -48.1% | 0.00% | – |
| Q4 2013 | $110,000 | +66.7% | 19,839 | +118.3% | 0.00% | – |
| Q3 2013 | $66,000 | -21.4% | 9,087 | -55.4% | 0.00% | – |
| Q2 2013 | $84,000 | – | 20,397 | – | 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% |