HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND - ENERGY RECOVERY INC ownership

ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 164 filers reported holding ENERGY RECOVERY INC in Q2 2022. The put-call ratio across all filers is - and the average weighting 0.2%.

Quarter-by-quarter ownership
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND ownership history of ENERGY RECOVERY INC
ValueSharesWeighting
Q3 2023$307,545
-24.1%
14,5000.0%0.00%
-50.0%
Q2 2023$405,275
+13.4%
14,500
-6.5%
0.00%0.0%
Q1 2023$357,275
-30.3%
15,500
-38.0%
0.00%
-33.3%
Q4 2022$512,250
-70.5%
25,000
-68.8%
0.00%
-62.5%
Q3 2022$1,739,000
-54.2%
80,000
-57.6%
0.01%
-38.5%
Q1 2022$3,798,000188,6000.01%
Other shareholders
ENERGY RECOVERY INC shareholders Q2 2022
NameSharesValueWeighting ↓
Tortoise Index Solutions, LLC 17,231$43,490,7737.60%
Trigran Investments, Inc. 3,469,877$71,097,7807.13%
Lagoda Investment Management, L.P. 289,520$5,932,2654.00%
Avenir Corp 1,723,386$35,312,1793.54%
Montanaro Asset Management Ltd 879,000$18,010,7102.93%
Miura Global Management 280,000$5,737,2002.89%
ACK Asset Management 727,400$14,9042.74%
SCHOLTZ & COMPANY, LLC 129,545$2,6541.88%
ESSEX INVESTMENT MANAGEMENT CO LLC 458,560$9,3961.46%
Mesirow Institutional Investment Management, Inc. 502,150$10,289,0541.35%
View complete list of ENERGY RECOVERY INC shareholders