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Core Laboratories
CLB

Overview Fund Activity

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
-5
Holders Change %
-2.56%
% of All Funds
2.55%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
28
Increased
69
Reduced
59
Closed
31
Calls
$500K
Puts
$766K
Net Calls
-$266K
Net Calls Change
-$100K

Top Buyers

1
AI
1
Ariel Investments
Illinois
$149M
2
Millennium Management
2
Millennium Management
New York
$3.71M
3
State Street
3
State Street
Massachusetts
$24.9M
4
Dimensional Fund Advisors
4
Dimensional Fund Advisors
Texas
$13.5M
5
GJL
5
Gendell Jeffrey L
$6.56M

Top Sellers

1
Vanguard Group
1
Vanguard Group
Pennsylvania
$51.6M
2
BTW
2
Boston Trust Walden
Massachusetts
$0
3
T. Rowe Price Investment Management
3
T. Rowe Price Investment Management
Maryland
$10.1M
4
RA
4
Royce & Associates
New York
$8.9M
5
FAM
5
Fred Alger Management
New York
$6.27M
Name Holding Trade Value Shares
Change 		Shares
Change %
MFT
176
Moisand Fitzgerald Tamayo
Florida
$899 – – –
MCM
177
MAI Capital Management
Ohio
$772 +$691 +60 +857%
MCM
178
Manchester Capital Management
Vermont
$623 +$623 +54 New
CPG
179
Cornerstone Planning Group
New Jersey
$526 +$526 +49 New
FMII
180
Farmers & Merchants Investments Inc
Nebraska
$461 – – –
S
181
Sachetta
Massachusetts
$369 – – –
SPIA
182
Steward Partners Investment Advisory
New York
$334 – – –
WCM
183
WealthTrak Capital Management
Virginia
$288 +$288 +25 New
KG
184
Kilter Group
New York
$242 +$242 +21 New
PFBT
185
Parkside Financial Bank & Trust
Missouri
$127 +$23 +2 +22%
HI
186
Harbour Investments
Wisconsin
$127 +$35 +3 +38%
AWM
187
Abound Wealth Management
Tennessee
$93 -$23 -2 -20%
GC
188
Garde Capital
Washington
$58 – – –
CVM
189
Cheviot Value Management
California
$41 – – –
BTW
190
Boston Trust Walden
Massachusetts
– -$9.16M -610,889 Closed
QEI
191
QSV Equity Investors
Illinois
– -$1.33M -88,455 Closed
First Trust Advisors
192
First Trust Advisors
Illinois
– -$1.07M -71,364 Closed
DFCM
193
Dark Forest Capital Management
Puerto Rico
– -$904K -60,340 Closed
GCP
194
GSA Capital Partners
United Kingdom
– -$527K -35,165 Closed
CF
195
Corebridge Financial
Texas
– -$367K -24,516 Closed
QCG
196
Quadrant Capital Group
Ohio
– -$288K -19,232 Closed
Natixis Advisors
197
Natixis Advisors
Massachusetts
– -$257K -17,178 Closed
IIC
198
Integrated Investment Consultants
Michigan
– -$241K -16,047 Closed
Pathstone Holdings
199
Pathstone Holdings
New Jersey
– -$227K -15,169 Closed
FGP
200
Freestone Grove Partners
California
– -$201K -13,406 Closed
5 6 7
8
9