Granahan Investment Management - ENERGY RECOVERY INC ownership

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
Granahan Investment Management ownership history of ENERGY RECOVERY INC
ValueSharesWeighting
Q3 2023$732,190
-25.9%
34,521
-2.3%
0.03%
-13.3%
Q2 2023$987,865
+16.3%
35,344
-4.1%
0.03%
+15.4%
Q1 2023$849,646
+82.8%
36,861
+62.5%
0.03%
+85.7%
Q4 2022$464,89822,6890.01%
Other shareholders
ENERGY RECOVERY INC shareholders Q3 2023
NameSharesValueWeighting ↓
Venator Capital Management Ltd. 514,700$5,322,0004.74%
EAM Investors, LLC 379,294$3,922,0000.61%
Mosaic Family Wealth, LLC 90,000$930,0000.45%
ELLINGTON MANAGEMENT GROUP LLC 91,700$948,0000.41%
EDMOND DE ROTHSCHILD ASSET MANAGEMENT (LUXEMBOURG) 29,600$306,0000.24%
683 Capital Management, LLC 125,000$1,293,0000.23%
Avenir Corp 257,800$2,666,0000.22%
Segantii Capital Management Ltd 45,000$452,0000.19%
Key Colony Management, LLC 13,500$140,0000.16%
BOOTHBAY FUND MANAGEMENT, LLC 30,144$312,0000.12%
View complete list of ENERGY RECOVERY INC shareholders