FNY Investment Advisers, LLC - ENERGY RECOVERY INC ownership

ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 98 filers reported holding ENERGY RECOVERY INC in Q4 2019. The put-call ratio across all filers is 1.31 and the average weighting 0.1%.

Quarter-by-quarter ownership
FNY Investment Advisers, LLC ownership history of ENERGY RECOVERY INC
ValueSharesWeighting
Q3 2022$45,000
-88.1%
2,100
-95.8%
0.03%
-86.0%
Q2 2020$379,000
+271.6%
50,007
+376.3%
0.22%
+590.6%
Q4 2019$102,000
+2450.0%
10,500
+2000.0%
0.03%
+3100.0%
Q3 2019$4,0005000.00%
Other shareholders
ENERGY RECOVERY INC shareholders Q4 2019
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