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Core Laboratories

190 hedge funds and large institutions have $601M invested in Core Laboratories in 2025 Q2 according to their latest regulatory filings, with 28 funds opening new positions, 69 increasing their positions, 59 reducing their positions, and 31 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
$500K
Puts
$766K
Net Calls
Net Calls Change

Top Buyers

1 +$31.2M
2 +$3.32M
3 +$2.71M
4
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
+$2.34M
5
GJL
Gendell Jeffrey L
+$1.33M

Top Sellers

1 -$11.1M
2 -$9.16M
3 -$2.65M
4
RA
Royce & Associates
New York
-$2.36M
5
FAM
Fred Alger Management
New York
-$2.28M
Name Holding Trade Value Shares
Change
Change in
Stake
101
$185K
102
$177K
103
$161K
104
$160K
105
$157K
106
$157K
107
$155K
108
$154K
109
$154K
110
$146K
111
$140K
112
$139K
113
$137K
114
$134K
115
$132K
116
$128K
117
$124K
118
$124K
119
$121K
120
$117K
121
$117K
122
$116K
123
$115K
124
$103K
125
$99.1K