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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
Two Sigma Investments
76
Two Sigma Investments
New York
$378K
GCP
77
GSA Capital Partners
United Kingdom
$346K
XT
78
XTX Topco
Cayman Islands
$318K
MIM
79
MetLife Investment Management
New Jersey
$312K
FFP
80
FourThought Financial Partners
Florida
$310K
PIM
81
Platinum Investment Management
Australia
$294K
SOADOR
82
State of Alaska Department of Revenue
Alaska
$291K
IMRF
83
Illinois Municipal Retirement Fund
Illinois
$289K
SEI Investments
84
SEI Investments
Pennsylvania
$280K
JP Morgan Chase
85
JP Morgan Chase
New York
$274K
Mirae Asset Global ETFs Holdings
86
Mirae Asset Global ETFs Holdings
Hong Kong
$272K
LSERS
87
Louisiana State Employees Retirement System
Louisiana
$267K
A
88
AlphaQuest
New York
$255K
Janus Henderson Group
89
Janus Henderson Group
United Kingdom
$246K
New York State Teachers Retirement System (NYSTRS)
90
New York State Teachers Retirement System (NYSTRS)
New York
$245K
Franklin Resources
91
Franklin Resources
California
$239K
AIM
92
Aigen Investment Management
New York
$239K
FRM
93
Fox Run Management
Connecticut
$229K
Mackenzie Financial
94
Mackenzie Financial
Ontario, Canada
$225K
PA
95
PharVision Advisers
Florida
$218K
Manulife (Manufacturers Life Insurance)
96
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$205K
LPL Financial
97
LPL Financial
California
$205K
IFU
98
iSAM Funds (UK)
United Kingdom
$202K
Zurich Cantonal Bank
99
Zurich Cantonal Bank
Switzerland
$199K
Squarepoint
100
Squarepoint
New York
$195K