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Core Laboratories

190 hedge funds and large institutions have $633M invested in Core Laboratories in 2025 Q3 according to their latest regulatory filings, with 28 funds opening new positions, 64 increasing their positions, 73 reducing their positions, and 28 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
190
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 +$9.34M
2 +$6.2M
3 +$3.04M
4
Goldman Sachs
Goldman Sachs
New York
+$2.05M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$1.74M

Top Sellers

1 -$16.8M
2 -$6.27M
3 -$3.89M
4
State Street
State Street
Massachusetts
-$2.18M
5
EARNEST Partners
EARNEST Partners
Georgia
-$2.06M
Name Holding Trade Value Shares
Change
Change in
Stake
1
$170M
2
$89.7M
3
$73.8M
4
$42.4M
5
$37.7M
6
$24.4M
7
$13.7M
8
$13.7M
9
$11.2M
10
$10.2M
11
$8.12M
12
$7.14M
13
$7.04M
14
$6.92M
15
$6.23M
16
$5.44M
17
$4.86M
18
$4.32M
19
$4.24M
20
$3.84M
21
$3.74M
22
$3.67M
23
$3.41M
24
$3.38M
25
$3.21M