ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 112 filers reported holding ENERGY RECOVERY INC in Q4 2020. The put-call ratio across all filers is 0.13 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $9,197,823 | -21.7% | 433,655 | +3.2% | 0.00% | 0.0% |
| Q2 2023 | $11,750,404 | +23.1% | 420,408 | +1.6% | 0.00% | 0.0% |
| Q1 2023 | $9,542,170 | +12.1% | 413,977 | -0.3% | 0.00% | 0.0% |
| Q4 2022 | $8,509,354 | -2.9% | 415,293 | +3.0% | 0.00% | 0.0% |
| Q3 2022 | $8,766,000 | +46.1% | 403,180 | +30.5% | 0.00% | +50.0% |
| Q2 2022 | $5,999,000 | +4.7% | 308,861 | +8.6% | 0.00% | 0.0% |
| Q1 2022 | $5,727,000 | -3.9% | 284,357 | +2.6% | 0.00% | 0.0% |
| Q4 2021 | $5,959,000 | +13.4% | 277,247 | +0.4% | 0.00% | 0.0% |
| Q3 2021 | $5,257,000 | -19.9% | 276,228 | -4.1% | 0.00% | 0.0% |
| Q2 2021 | $6,562,000 | +30.3% | 288,053 | +4.9% | 0.00% | 0.0% |
| Q1 2021 | $5,037,000 | +36.4% | 274,644 | +1.5% | 0.00% | +100.0% |
| Q4 2020 | $3,692,000 | +76.1% | 270,615 | +5.9% | 0.00% | 0.0% |
| Q3 2020 | $2,096,000 | +21.1% | 255,519 | +12.1% | 0.00% | 0.0% |
| Q2 2020 | $1,731,000 | +10.3% | 227,887 | +8.1% | 0.00% | 0.0% |
| Q1 2020 | $1,569,000 | -23.2% | 210,755 | +1.1% | 0.00% | 0.0% |
| Q4 2019 | $2,042,000 | +5.8% | 208,526 | +0.1% | 0.00% | 0.0% |
| Q3 2019 | $1,930,000 | -4.5% | 208,278 | +7.4% | 0.00% | 0.0% |
| Q2 2019 | $2,021,000 | +24.1% | 193,883 | +4.0% | 0.00% | 0.0% |
| Q1 2019 | $1,628,000 | +32.3% | 186,443 | +1.9% | 0.00% | 0.0% |
| Q4 2018 | $1,231,000 | -23.6% | 182,895 | +1.6% | 0.00% | 0.0% |
| Q3 2018 | $1,611,000 | +7.6% | 179,994 | -2.8% | 0.00% | 0.0% |
| Q2 2018 | $1,497,000 | +10.1% | 185,181 | +12.0% | 0.00% | 0.0% |
| Q1 2018 | $1,360,000 | +4.1% | 165,409 | +10.8% | 0.00% | 0.0% |
| Q4 2017 | $1,307,000 | +31.2% | 149,312 | +18.5% | 0.00% | 0.0% |
| Q3 2017 | $996,000 | +0.7% | 126,036 | +5.7% | 0.00% | 0.0% |
| Q2 2017 | $989,000 | +0.3% | 119,212 | +0.6% | 0.00% | 0.0% |
| Q1 2017 | $986,000 | -14.9% | 118,471 | +6.0% | 0.00% | 0.0% |
| Q4 2016 | $1,158,000 | -31.5% | 111,802 | +5.7% | 0.00% | -50.0% |
| Q3 2016 | $1,691,000 | +254.5% | 105,796 | +97.4% | 0.00% | +100.0% |
| Q2 2016 | $477,000 | +200.0% | 53,600 | -12.6% | 0.00% | – |
| Q1 2015 | $159,000 | -50.9% | 61,300 | 0.0% | 0.00% | – |
| Q4 2014 | $324,000 | +48.6% | 61,300 | 0.0% | 0.00% | – |
| Q3 2014 | $218,000 | -27.8% | 61,300 | 0.0% | 0.00% | -100.0% |
| Q2 2014 | $302,000 | -7.6% | 61,300 | 0.0% | 0.00% | 0.0% |
| Q1 2014 | $327,000 | -4.1% | 61,300 | 0.0% | 0.00% | 0.0% |
| Q4 2013 | $341,000 | -24.9% | 61,300 | 0.0% | 0.00% | 0.0% |
| Q3 2013 | $454,000 | +75.3% | 61,300 | 0.0% | 0.00% | 0.0% |
| Q2 2013 | $259,000 | – | 61,300 | – | 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% |