BlackRock Group LTD - ENERGY RECOVERY INC ownership

ENERGY RECOVERY INC's ticker is ERII and the CUSIP is 29270J100. A total of 122 filers reported holding ENERGY RECOVERY INC in Q4 2016. The put-call ratio across all filers is 0.52 and the average weighting 0.1%.

Quarter-by-quarter ownership
BlackRock Group LTD ownership history of ENERGY RECOVERY INC
ValueSharesWeighting
Q4 2016$183,000
-8.0%
17,756
+42.3%
0.00%
Q3 2016$199,000
+93.2%
12,480
+8.4%
0.00%
Q2 2016$103,000
-85.7%
11,510
-83.5%
0.00%
Q1 2016$722,00069,7790.00%
Other shareholders
ENERGY RECOVERY INC shareholders Q4 2016
NameSharesValueWeighting ↓
Miura Global Management 260,000$5,514,6003.77%
Avenir Corp 1,780,540$37,765,2453.54%
Lagoda Investment Management, L.P. 228,595$4,848,5003.18%
Montanaro Asset Management Ltd 848,250$17,991,3833.16%
Trigran Investments, Inc. 1,333,585$28,285,3383.01%
ACK Asset Management 877,400$18,6102.70%
Sargent Investment Group, LLC 353,095$7,489,1451.80%
Pembroke Management, LTD 548,031$11,623,7381.59%
ESSEX INVESTMENT MANAGEMENT CO LLC 378,234$8,022,3431.31%
Mesirow Institutional Investment Management, Inc. 592,076$12,557,9321.27%
View complete list of ENERGY RECOVERY INC shareholders