ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 180 filers reported holding ENERGY RECOVERY INC in Q3 2023. The put-call ratio across all filers is 0.48 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $9,723,385 | -26.0% | 458,434 | -2.5% | 0.00% | -33.3% |
| Q2 2023 | $13,139,686 | -7.0% | 470,114 | -23.3% | 0.00% | 0.0% |
| Q1 2023 | $14,125,547 | +23.5% | 612,822 | +9.8% | 0.00% | 0.0% |
| Q4 2022 | $11,439,075 | +494.9% | 558,276 | +531.2% | 0.00% | – |
| Q3 2022 | $1,923,000 | -36.1% | 88,451 | -42.9% | 0.00% | -100.0% |
| Q2 2022 | $3,008,000 | +18.5% | 154,918 | +22.9% | 0.00% | 0.0% |
| Q1 2022 | $2,538,000 | +46.2% | 126,025 | +56.0% | 0.00% | – |
| Q4 2021 | $1,736,000 | -55.1% | 80,787 | -60.2% | 0.00% | -100.0% |
| Q3 2021 | $3,867,000 | +91.3% | 203,176 | +129.0% | 0.00% | – |
| Q2 2021 | $2,021,000 | -28.0% | 88,707 | -42.1% | 0.00% | – |
| Q1 2021 | $2,807,000 | +22.6% | 153,086 | -8.8% | 0.00% | – |
| Q4 2020 | $2,289,000 | +214.0% | 167,831 | +89.0% | 0.00% | – |
| Q3 2020 | $729,000 | +15.7% | 88,815 | +7.2% | 0.00% | – |
| Q2 2020 | $630,000 | -25.5% | 82,880 | -27.1% | 0.00% | – |
| Q1 2020 | $846,000 | +38.2% | 113,685 | +81.6% | 0.00% | – |
| Q4 2019 | $612,000 | +230.8% | 62,602 | +214.2% | 0.00% | – |
| Q3 2019 | $185,000 | -91.1% | 19,926 | -90.0% | 0.00% | -100.0% |
| Q2 2019 | $2,080,000 | -32.8% | 199,658 | -43.7% | 0.00% | 0.0% |
| Q1 2019 | $3,094,000 | -11.3% | 354,450 | -31.6% | 0.00% | 0.0% |
| Q4 2018 | $3,490,000 | -27.1% | 518,573 | -3.0% | 0.00% | 0.0% |
| Q3 2018 | $4,785,000 | +15.4% | 534,636 | +4.1% | 0.00% | 0.0% |
| Q2 2018 | $4,148,000 | -1.4% | 513,357 | +0.3% | 0.00% | 0.0% |
| Q1 2018 | $4,207,000 | -11.6% | 511,798 | -5.9% | 0.00% | 0.0% |
| Q4 2017 | $4,759,000 | -14.0% | 543,834 | -22.3% | 0.00% | 0.0% |
| Q3 2017 | $5,533,000 | +12.5% | 700,329 | +18.0% | 0.00% | 0.0% |
| Q2 2017 | $4,920,000 | +64.3% | 593,539 | +64.9% | 0.00% | 0.0% |
| Q1 2017 | $2,994,000 | +1213.2% | 359,914 | +1532.6% | 0.00% | – |
| Q4 2016 | $228,000 | -58.2% | 22,045 | -35.5% | 0.00% | – |
| Q3 2016 | $546,000 | +256.9% | 34,157 | +98.1% | 0.00% | – |
| Q2 2016 | $153,000 | -87.9% | 17,242 | -85.9% | 0.00% | – |
| Q1 2016 | $1,268,000 | +36.2% | 122,618 | -6.8% | 0.00% | – |
| Q4 2015 | $931,000 | +675.8% | 131,616 | +135.2% | 0.00% | – |
| Q3 2015 | $120,000 | -51.6% | 55,952 | -38.1% | 0.00% | – |
| Q2 2015 | $248,000 | +726.7% | 90,391 | +675.0% | 0.00% | – |
| Q1 2015 | $30,000 | -87.2% | 11,664 | -82.4% | 0.00% | – |
| Q3 2014 | $234,000 | -41.5% | 66,226 | -18.5% | 0.00% | – |
| Q2 2014 | $400,000 | +69.5% | 81,216 | +83.1% | 0.00% | – |
| Q1 2014 | $236,000 | -55.1% | 44,353 | -53.2% | 0.00% | – |
| Q4 2013 | $526,000 | +1068.9% | 94,715 | +766.6% | 0.00% | – |
| Q2 2013 | $45,000 | 0.0% | 10,930 | -16.9% | 0.00% | – |
| Q4 2012 | $45,000 | -36.6% | 13,155 | -45.7% | 0.00% | – |
| Q3 2012 | $71,000 | +65.1% | 24,212 | +34.2% | 0.00% | – |
| Q2 2012 | $43,000 | -46.2% | 18,042 | -47.9% | 0.00% | – |
| Q1 2012 | $80,000 | – | 34,621 | – | 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% |