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Core Laboratories

187 hedge funds and large institutions have $633M invested in Core Laboratories in 2025 Q3 according to their latest regulatory filings, with 27 funds opening new positions, 63 increasing their positions, 73 reducing their positions, and 25 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
187
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$528K
Puts
$314K
Net Calls
Net Calls Change

Top Buyers

1 +$9.85M
2 +$6.54M
3 +$3.2M
4
Goldman Sachs
Goldman Sachs
New York
+$2.16M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$1.84M

Top Sellers

1 -$17.7M
2 -$6.27M
3 -$4.1M
4
State Street
State Street
Massachusetts
-$2.3M
5
EARNEST Partners
EARNEST Partners
Georgia
-$2.17M
Name Holding Trade Value Shares
Change
Change in
Stake
QC
101
Quantessence Capital
New York
$192K
CCIA
102
Campbell & Co Investment Adviser
Maryland
$190K
YCM
103
Yousif Capital Management
Michigan
$178K
Amundi
104
Amundi
France
$173K
New York State Common Retirement Fund
105
New York State Common Retirement Fund
New York
$172K
ASRS
106
Arizona State Retirement System
Arizona
$171K
Comerica Bank
107
Comerica Bank
Texas
$171K
PAS
108
Point72 Asia (Singapore)
Singapore
$170K
AB
109
Amalgamated Bank
New York
$170K
State Board of Administration of Florida Retirement System
110
State Board of Administration of Florida Retirement System
Florida
$166K
TRSOTSOK
111
Teachers Retirement System of the State of Kentucky
Kentucky
$164K
VPIM
112
Vanguard Personalized Indexing Management
California
$162K
Balyasny Asset Management
113
Balyasny Asset Management
Illinois
$161K
MM
114
MQS Management
New York
$160K
JF
115
Jump Financial
Illinois
$158K
PFSRSONJ
116
Police & Firemen's Retirement System of New Jersey
New Jersey
$152K
COPPSERS
117
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$148K
State of Tennessee, Department of Treasury
118
State of Tennessee, Department of Treasury
Tennessee
$141K
BHCM
119
Brevan Howard Capital Management
Jersey
$138K
Mercer Global Advisors
120
Mercer Global Advisors
Colorado
$132K
OPERF
121
Oregon Public Employees Retirement Fund
Oregon
$130K
Los Angeles Capital Management
122
Los Angeles Capital Management
California
$126K
OC
123
Oppenheimer & Co
New York
$125K
Pathstone Holdings
124
Pathstone Holdings
New Jersey
$124K
ISL
125
Ingalls & Snyder LLC
New York
$124K