CLB icon

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 %
AI
1
Ariel Investments
Illinois
$149M +$30.3M +2,634,438 +25%
BlackRock
2
BlackRock
New York
$84.5M -$2.03M -175,998 -2%
DGI
3
Disciplined Growth Investors
Minnesota
$62.7M -$586K -50,838 -0.9%
Vanguard Group
4
Vanguard Group
Pennsylvania
$51.6M -$10.8M -937,528 -17%
EARNEST Partners
5
EARNEST Partners
Georgia
$41.5M -$314K -27,250 -0.8%
State Street
6
State Street
Massachusetts
$24.9M +$2.63M +228,661 +12%
Dimensional Fund Advisors
7
Dimensional Fund Advisors
Texas
$13.5M +$2.27M +196,907 +20%
Geode Capital Management
8
Geode Capital Management
Massachusetts
$12.8M +$379K +32,934 +3%
T. Rowe Price Investment Management
9
T. Rowe Price Investment Management
Maryland
$10.1M -$2.58M -223,587 -20%
Fisher Asset Management
10
Fisher Asset Management
Washington
$10M -$1.66M -143,838 -14%
RA
11
Royce & Associates
New York
$8.9M -$2.29M -198,827 -20%
Northern Trust
12
Northern Trust
Illinois
$7.01M +$891K +77,374 +15%
GJL
13
Gendell Jeffrey L
$6.56M +$1.3M +112,475 +25%
FAM
14
Fred Alger Management
New York
$6.27M -$2.22M -192,445 -26%
Charles Schwab
15
Charles Schwab
California
$6.23M +$495K +42,992 +9%
Morgan Stanley
16
Morgan Stanley
New York
$5.55M -$1.24M -108,034 -18%
Hotchkis & Wiley Capital Management
17
Hotchkis & Wiley Capital Management
California
$5.27M +$658K +57,080 +14%
Bank of New York Mellon
18
Bank of New York Mellon
New York
$4.67M -$56.9K -4,938 -1%
VanEck Associates
19
VanEck Associates
New York
$4.03M -$524K -45,503 -12%
UBS Group
20
UBS Group
Switzerland
$3.95M -$391K -33,973 -9%
Millennium Management
21
Millennium Management
New York
$3.71M +$3.22M +279,926 +664%
Envestnet Asset Management
22
Envestnet Asset Management
Illinois
$3.26M +$333K +28,866 +11%
ACM
23
Advisors Capital Management
New Jersey
$3.17M +$417K +36,196 +15%
Principal Financial Group
24
Principal Financial Group
Iowa
$2.95M +$256K +22,203 +9%
Wells Fargo
25
Wells Fargo
California
$2.79M +$202K +17,578 +8%
1
2 3 4 5