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Core Laboratories
CLB

Overview Fund Activity

188 hedge funds and large institutions have $600M invested in Core Laboratories in 2025 Q2 according to their latest regulatory filings, with 28 funds opening new positions, 68 increasing their positions, 58 reducing their positions, and 30 closing their positions.

Holders
188
Holders Change
-7
Holders Change %
-3.59%
% of All Funds
2.52%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
28
Increased
68
Reduced
58
Closed
30
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 Market Value Shares Shares
Change 		Shares
Change %
Bank of America
26
Bank of America
North Carolina
$2.67M 231,813 +63,381 +38%
Invesco
27
Invesco
Georgia
$2.65M 229,668 -4,225 -2%
Raymond James Financial
28
Raymond James Financial
Florida
$2.55M 221,465 +27,563 +14%
TI
29
Trexquant Investment
Connecticut
$2.43M 211,300 +83,263 +65%
Russell Investments Group
30
Russell Investments Group
United Kingdom
$2.27M 196,992 +44,949 +30%
Ameriprise
31
Ameriprise
Minnesota
$2.24M 194,410 +13,522 +7%
RHJA
32
Rice Hall James & Associates
California
$2.06M 178,785 -15,013 -8%
UBS AM
33
UBS AM
Illinois
$1.91M 165,645 +52,732 +47%
Public Sector Pension Investment Board (PSP Investments)
34
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$1.84M 159,437 +10,961 +7%
NL
35
Nuveen LLC
North Carolina
$1.71M 148,384 -23,252 -14%
Citadel Advisors
36
Citadel Advisors
Florida
$1.67M 144,669 +13,319 +10%
Legal & General Group
37
Legal & General Group
United Kingdom
$1.62M 140,849 +362 +0.3%
RhumbLine Advisers
38
RhumbLine Advisers
Massachusetts
$1.62M 140,221 +1,611 +1%
American Century Companies
39
American Century Companies
Missouri
$1.53M 133,033 +16,677 +14%
Goldman Sachs
40
Goldman Sachs
New York
$1.4M 121,904 -72,035 -37%
Citigroup
41
Citigroup
New York
$1.34M 115,951 +49,005 +73%
Royal Bank of Canada
42
Royal Bank of Canada
Ontario, Canada
$1.14M 98,877 +89,360 +939%
ECM
43
ExodusPoint Capital Management
New York
$1.13M 98,003 +21,082 +27%
WG
44
Winton Group
United Kingdom
$1.1M 95,211 +19,477 +26%
Squarepoint
45
Squarepoint
New York
$1.08M 94,163 -52,395 -36%
HF
46
HRT Financial
New York
$1.04M 90,405 +90,405 New
Barclays
47
Barclays
United Kingdom
$1.03M 89,299 +25,125 +39%
Swiss National Bank
48
Swiss National Bank
Switzerland
$1.03M 89,200 -2,700 -3%
AWA
49
Arkadios Wealth Advisors
Georgia
$978K 84,896 +84,896 New
MC
50
Moors & Cabot
Massachusetts
$852K 73,954 +3,695 +5%
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