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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
26
$3.2M
27
$3.03M
28
$3.03M
29
$2.65M
30
$2.64M
31
$2.57M
32
$2.39M
33
$2.26M
34
$2.24M
35
$2.22M
36
$1.96M
37
$1.92M
38
$1.75M
39
$1.71M
40
$1.5M
41
$1.27M
42
$1.23M
43
$1.1M
44
$984K
45
$949K
46
$919K
47
$908K
48
$887K
49
$847K
50
$846K