ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 142 filers reported holding ENERGY RECOVERY INC in Q1 2021. The put-call ratio across all filers is 0.63 and the average weighting 0.1%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q3 2023 | $282,687 | -15.9% | 13,328 | +10.8% | 0.00% | 0.0% |
Q2 2023 | $336,127 | +24.2% | 12,026 | +2.4% | 0.00% | 0.0% |
Q1 2023 | $270,676 | +53.2% | 11,743 | +36.2% | 0.00% | 0.0% |
Q4 2022 | $176,644 | -18.6% | 8,621 | -13.7% | 0.00% | 0.0% |
Q3 2022 | $217,000 | +61.9% | 9,993 | +44.7% | 0.00% | 0.0% |
Q2 2022 | $134,000 | -8.2% | 6,905 | -4.5% | 0.00% | 0.0% |
Q1 2022 | $146,000 | +82.5% | 7,228 | +93.3% | 0.00% | – |
Q4 2021 | $80,000 | +12.7% | 3,740 | 0.0% | 0.00% | – |
Q3 2021 | $71,000 | -16.5% | 3,740 | 0.0% | 0.00% | – |
Q2 2021 | $85,000 | -93.6% | 3,740 | -94.9% | 0.00% | -100.0% |
Q1 2021 | $1,335,000 | +26.4% | 72,795 | -6.0% | 0.01% | +33.3% |
Q4 2020 | $1,056,000 | +3306.5% | 77,401 | +1969.5% | 0.01% | – |
Q3 2020 | $31,000 | +10.7% | 3,740 | 0.0% | 0.00% | – |
Q2 2020 | $28,000 | 0.0% | 3,740 | 0.0% | 0.00% | – |
Q1 2020 | $28,000 | -24.3% | 3,740 | 0.0% | 0.00% | – |
Q4 2019 | $37,000 | +5.7% | 3,740 | 0.0% | 0.00% | – |
Q3 2019 | $35,000 | -10.3% | 3,740 | 0.0% | 0.00% | – |
Q2 2019 | $39,000 | +18.2% | 3,740 | 0.0% | 0.00% | – |
Q1 2019 | $33,000 | +32.0% | 3,740 | 0.0% | 0.00% | – |
Q4 2018 | $25,000 | -24.2% | 3,740 | 0.0% | 0.00% | – |
Q3 2018 | $33,000 | +153.8% | 3,740 | +129.3% | 0.00% | – |
Q2 2018 | $13,000 | 0.0% | 1,631 | 0.0% | 0.00% | – |
Q1 2018 | $13,000 | -77.2% | 1,631 | -75.0% | 0.00% | -100.0% |
Q4 2017 | $57,000 | +9.6% | 6,528 | 0.0% | 0.00% | – |
Q3 2017 | $52,000 | -3.7% | 6,528 | 0.0% | 0.00% | -100.0% |
Q2 2017 | $54,000 | -73.9% | 6,528 | -67.4% | 0.00% | -50.0% |
Q4 2016 | $207,000 | -35.3% | 20,000 | 0.0% | 0.00% | -33.3% |
Q3 2016 | $320,000 | +79.8% | 20,000 | 0.0% | 0.00% | +50.0% |
Q2 2016 | $178,000 | -14.0% | 20,000 | 0.0% | 0.00% | -33.3% |
Q1 2016 | $207,000 | +191.5% | 20,000 | +100.0% | 0.00% | +200.0% |
Q4 2015 | $71,000 | – | 10,000 | – | 0.00% | – |
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Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
Trigran Investments, Inc. | 3,292,407 | $71,577,000 | 8.21% |
Lagoda Investment Management, L.P. | 275,960 | $5,999,000 | 4.27% |
ACK Asset Management | 717,400 | $15,596,000 | 4.13% |
Avenir Corp | 1,721,164 | $37,418,000 | 3.97% |
Montanaro Asset Management Ltd | 869,000 | $18,892,000 | 2.89% |
Miura Global Management | 200,000 | $4,348,000 | 2.61% |
EVR Research LP | 315,555 | $6,860,000 | 2.04% |
SCHOLTZ & COMPANY, LLC | 129,895 | $2,686,000 | 1.92% |
Mesirow Institutional Investment Management, Inc. | 516,095 | $11,220,000 | 1.63% |
ESSEX INVESTMENT MANAGEMENT CO LLC | 458,532 | $9,968,000 | 1.59% |