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Energy Recovery
ERII

Overview Fund Activity

182 hedge funds and large institutions have $575M invested in Energy Recovery in 2025 Q2 according to their latest regulatory filings, with 17 funds opening new positions, 70 increasing their positions, 64 reducing their positions, and 35 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
182
Holders Change
-18
Holders Change %
-9%
% of All Funds
2.44%
Holding in Top 10
–
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
–
New
17
Increased
70
Reduced
64
Closed
35
Calls
$1.27M
Puts
$869K
Net Calls
+$397K
Net Calls Change
-$86K

Top Buyers

1
AWG
Alpha Wave Global
New York
+$5.2M
2
Jacobs Levy Equity Management
Jacobs Levy Equity Management
New Jersey
+$5.15M
3
UBS Group
UBS Group
Switzerland
+$4.13M
4
KAM
Kopion Asset Management
Texas
+$3.87M
5
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
+$3.48M

Top Sellers

1
Baillie Gifford & Co
Baillie Gifford & Co
United Kingdom
-$17.5M
2
BlackRock
BlackRock
New York
-$4.47M
3
UM
UniSuper Management
Australia
-$3.42M
4
Citadel Advisors
Citadel Advisors
Florida
-$3.12M
5
Goldman Sachs
Goldman Sachs
New York
-$2.29M
Name Holding Trade Value Shares
Change 		Shares
Change %
HF
51
HRT Financial
New York
$1.74M +$941K +73,650 +117%
State of Wisconsin Investment Board
52
State of Wisconsin Investment Board
Wisconsin
$1.74M -$52.9K -4,141 -3%
Nordea Investment Management
53
Nordea Investment Management
Sweden
$1.72M +$32.9K +2,558 +2%
ECM
54
ExodusPoint Capital Management
New York
$1.59M +$319K +24,968 +25%
CCA
55
Conestoga Capital Advisors
Pennsylvania
$1.44M +$293K +22,895 +26%
Barclays
56
Barclays
United Kingdom
$1.38M +$371K +29,006 +37%
Swiss National Bank
57
Swiss National Bank
Switzerland
$1.34M -$93.3K -7,300 -7%
SG Americas Securities
58
SG Americas Securities
New York
$1.31M +$672K +52,610 +105%
Millennium Management
59
Millennium Management
New York
$1.24M -$1.02M -79,661 -45%
SCM
60
Shelton Capital Management
Colorado
$1.1M -$51.1K -4,000 -4%
Susquehanna International Group
61
Susquehanna International Group
Pennsylvania
$1.08M +$41.6K +3,258 +4%
RhumbLine Advisers
62
RhumbLine Advisers
Massachusetts
$1.02M -$37.3K -2,922 -4%
YIH
63
Y-Intercept (HK)
Hong Kong
$1.01M +$655K +51,276 +184%
Walleye Capital
64
Walleye Capital
New York
$965K +$965K +75,513 New
GF
65
Gabelli Funds
New York
$946K – – –
GCP
66
GSA Capital Partners
United Kingdom
$937K +$754K +59,015 +413%
IEFM
67
IQ EQ Fund Management
Ireland
$894K +$18.6K +1,458 +2%
Teacher Retirement System of Texas
68
Teacher Retirement System of Texas
Texas
$832K +$486K +38,031 +140%
SIG
69
Sargent Investment Group
Maryland
$815K -$661K -48,525 -45%
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
70
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$789K – – –
BHCM
71
Brevan Howard Capital Management
Jersey
$768K +$768K +60,093 New
NSEDCP
72
NJ State Employees Deferred Compensation Plan
New Jersey
$754K – – –
Voloridge Investment Management
73
Voloridge Investment Management
Florida
$723K -$713K -55,809 -50%
AllianceBernstein
74
AllianceBernstein
Tennessee
$693K – – –
California State Teachers Retirement System (CalSTRS)
75
California State Teachers Retirement System (CalSTRS)
California
$678K -$10.1K -789 -1%
1 2
3
4 5