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Quest Diagnostics
DGX

Overview Fund Activity

952 hedge funds and large institutions have $17.2B invested in Quest Diagnostics in 2025 Q1 according to their latest regulatory filings, with 143 funds opening new positions, 311 increasing their positions, 332 reducing their positions, and 61 closing their positions.

Holders
952
Holders Change
+68
Holders Change %
+7.69%
% of All Funds
12.93%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
143
Increased
311
Reduced
332
Closed
61
Calls
$83.5M
Puts
$136M
Net Calls
-$52.3M
Net Calls Change
-$80.5M

Top Buyers

1
Boston Partners
1
Boston Partners
Massachusetts
$389M
2
JPMorgan Chase & Co
2
JPMorgan Chase & Co
New York
$638M
3
Nordea Investment Management
3
Nordea Investment Management
Sweden
$213M
4
Neuberger Berman Group
4
Neuberger Berman Group
New York
$108M
5
T. Rowe Price Associates
5
T. Rowe Price Associates
Maryland
$1.01B

Top Sellers

1
Norges Bank
1
Norges Bank
Norway
$0
2
Millennium Management
2
Millennium Management
New York
$2.58M
3
Aberdeen Group
3
Aberdeen Group
United Kingdom
$15M
4
American Century Companies
4
American Century Companies
Missouri
$205M
5
Marshall Wace
5
Marshall Wace
United Kingdom
$81.8M
Name Market Value Shares Shares
Change 		Shares
Change %
WI
976
Wahed Invest
New York
– – -2,856 Closed
DFCM
977
Dark Forest Capital Management
Puerto Rico
– – -2,493 Closed
SCM
978
Stevens Capital Management
Pennsylvania
– – -2,361 Closed
APM
979
Advanced Portfolio Management
New York
– – -2,099 Closed
BFG
980
Bleakley Financial Group
New Jersey
– – -2,078 Closed
MIM
981
Morningstar Investment Management
Illinois
– – -1,993 Closed
JCIA
982
Jackson Creek Investment Advisors
Colorado
– – -1,822 Closed
AIA
983
Angeles Investment Advisors
California
– – -1,820 Closed
FLPIM
984
F.L. Putnam Investment Management
Massachusetts
– – -1,815 Closed
FPAS
985
Focus Partners Advisor Solutions
Missouri
– – -1,452 Closed
OF
986
Optimize Financial
California
– – -1,441 Closed
SWA
987
Strategies Wealth Advisors
Michigan
– – -1,438 Closed
First Manhattan
988
First Manhattan
New York
– – -1,412 Closed
KWM
989
KFG Wealth Management
Indiana
– – -1,360 Closed
CFO
990
Callan Family Office
Pennsylvania
– – -1,349 Closed
CFGS
991
Concourse Financial Group Securities
Alabama
– – -1,337 Closed
MFG
992
Menard Financial Group
Texas
– – -723 Closed
Canada Pension Plan Investment Board
993
Canada Pension Plan Investment Board
Ontario, Canada
– – -600 Closed
EBA
994
Eagle Bay Advisors
New York
– – -376 Closed
LJHT
995
Laurie J. Hall Trustee
– – -300 Closed
PCM
996
Penserra Capital Management
California
– – -283 Closed
FIA
997
FPC Investment Advisory
California
– – -275 Closed
MFG
998
Mendota Financial Group
Wisconsin
– – -157 Closed
AWM
999
Avior Wealth Management
Nebraska
– – -132 Closed
CP
1000
Castleview Partners
Texas
– – -112 Closed
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