Spark Investment Management 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
Spark Investment Management LLC ownership history of ENERGY RECOVERY INC
ValueSharesWeighting
Q4 2019$158,000
-46.3%
16,200
-49.1%
0.02%
-50.0%
Q3 2019$294,000
+568.2%
31,800
+92.7%
0.04%
+533.3%
Q2 2015$44,00016,5000.01%
Other shareholders
ENERGY RECOVERY INC shareholders Q4 2019
NameSharesValueWeighting ↓
Trigran Investments, Inc. 3,292,407$71,577,0008.21%
Lagoda Investment Management, L.P. 275,960$5,999,0004.27%
ACK Asset Management 717,400$15,596,0004.13%
Avenir Corp 1,721,164$37,418,0003.97%
Montanaro Asset Management Ltd 869,000$18,892,0002.89%
Miura Global Management 200,000$4,348,0002.61%
EVR Research LP 315,555$6,860,0002.04%
SCHOLTZ & COMPANY, LLC 129,895$2,686,0001.92%
Mesirow Institutional Investment Management, Inc. 516,095$11,220,0001.63%
ESSEX INVESTMENT MANAGEMENT CO LLC 458,532$9,968,0001.59%
View complete list of ENERGY RECOVERY INC shareholders