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Quest Diagnostics
DGX

Overview Fund Activity

961 hedge funds and large institutions have $19.1B invested in Quest Diagnostics in 2025 Q2 according to their latest regulatory filings, with 117 funds opening new positions, 355 increasing their positions, 322 reducing their positions, and 83 closing their positions.

Holders
961
Holders Change
+9
Holders Change %
+0.95%
% of All Funds
12.91%
Holding in Top 10
4
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+300%
% of All Funds
0.05%
New
117
Increased
355
Reduced
322
Closed
83
Calls
$58.9M
Puts
$92.6M
Net Calls
-$33.7M
Net Calls Change
+$18.6M

Top Buyers

1
Norges Bank
1
Norges Bank
Norway
$238M
2
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$1.29B
3
MGP
3
M&G plc
United Kingdom
$193M
4
Boston Partners
4
Boston Partners
Massachusetts
$545M
5
Squarepoint
5
Squarepoint
New York
$151M

Top Sellers

1
DSA
1
Davis Selected Advisers
Arizona
$243M
2
Nordea Investment Management
2
Nordea Investment Management
Sweden
$40.5M
3
American Century Companies
3
American Century Companies
Missouri
$143M
4
Victory Capital Management
4
Victory Capital Management
Texas
$505M
5
Marshall Wace
5
Marshall Wace
United Kingdom
$36.8M
Name Market Value Shares Shares
Change 		Shares
Change %
KWM
976
Kingsview Wealth Management
Oregon
– – -17,184 Closed
CAU
977
Caxton Associates (UK)
– – -13,892 Closed
IG
978
ING Group
Netherlands
– – -13,074 Closed
Two Sigma Investments
979
Two Sigma Investments
New York
– – -10,539 Closed
IFU
980
iSAM Funds (UK)
United Kingdom
– – -9,005 Closed
EP
981
Edgestream Partners
New Jersey
– – -8,975 Closed
1832 Asset Management
982
1832 Asset Management
Ontario, Canada
– – -8,836 Closed
Arrowstreet Capital
983
Arrowstreet Capital
Massachusetts
– – -7,965 Closed
XT
984
XTX Topco
Cayman Islands
– – -7,779 Closed
YIH
985
Y-Intercept (HK)
Hong Kong
– – -7,258 Closed
AC
986
Allstate Corporation
Illinois
– – -7,130 Closed
HF
987
HRT Financial
New York
– – -6,782 Closed
BC
988
Bridgefront Capital
Texas
– – -6,456 Closed
DZ Bank
989
DZ Bank
Germany
– – -6,409 Closed
ALMGDA
990
AG2R La Mondiale Gestion d'Actifs
France
– – -6,361 Closed
WW
991
Winnow Wealth
Texas
– – -6,141 Closed
Simplex Trading
992
Simplex Trading
Illinois
– – -5,259 Closed
CCIA
993
Campbell & Co Investment Adviser
Maryland
– – -5,110 Closed
VF
994
Virtu Financial
New York
– – -4,503 Closed
CCM
995
Cinctive Capital Management
New York
– – -4,488 Closed
WWM
996
Waterway Wealth Management
Texas
– – -4,257 Closed
Walleye Trading
997
Walleye Trading
New York
– – -3,998 Closed
TC
998
TownSquare Capital
Utah
– – -3,524 Closed
Nomura Holdings
999
Nomura Holdings
Japan
– – -3,509 Closed
WCM Investment Management
1000
WCM Investment Management
California
– – -3,451 Closed
38 39
40
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