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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
176
$494
177
$420
178
$396
179
$396
180
$371
181
$247
182
$150
183
$136
184
$136
185
$124
186
$99
187
$87
188
$66
189
190
191
192
193
194
195
196
197
198
199
200