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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