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Quest Diagnostics
DGX

Overview Fund Activity

965 hedge funds and large institutions have $19.2B invested in Quest Diagnostics in 2025 Q2 according to their latest regulatory filings, with 117 funds opening new positions, 358 increasing their positions, 323 reducing their positions, and 83 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
965
Holders Change
+13
Holders Change %
+1.37%
% of All Funds
12.94%
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
358
Reduced
323
Closed
83
Calls
$88.3M
Puts
$133M
Net Calls
-$44.5M
Net Calls Change
+$7.83M

Top Buyers

1
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$1.29B
2
MGP
M&G plc
United Kingdom
$193M
3
Boston Partners
Boston Partners
Massachusetts
$545M
4
Squarepoint
Squarepoint
New York
$151M
5
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$778M

Top Sellers

1
DSA
Davis Selected Advisers
Arizona
$243M
2
Nordea Investment Management
Nordea Investment Management
Sweden
$40.5M
3
American Century Companies
American Century Companies
Missouri
$143M
4
Victory Capital Management
Victory Capital Management
Texas
$505M
5
Marshall Wace
Marshall Wace
United Kingdom
$36.8M
Name Holding Trade Value Shares
Change 		Shares
Change %
Walleye Trading
1001
Walleye Trading
New York
– -$676K -3,998 Closed
TC
1002
TownSquare Capital
Utah
– -$596K -3,524 Closed
Nomura Holdings
1003
Nomura Holdings
Japan
– -$594K -3,509 Closed
WCM Investment Management
1004
WCM Investment Management
California
– -$578K -3,451 Closed
BOH
1005
Bank of Hawaii
Hawaii
– -$566K -3,346 Closed
LA
1006
Legacy Advisors
Pennsylvania
– -$510K -3,015 Closed
SAW
1007
Signal Advisors Wealth
Michigan
– -$443K -2,620 Closed
SRL
1008
Scientech Research LLC
New Jersey
– -$434K -2,566 Closed
USAA
1009
United Services Automobile Association
Texas
– -$426K -2,545 Closed
PA
1010
Procyon Advisors
Connecticut
– -$421K -2,488 Closed
AWS
1011
Atria Wealth Solutions
New York
– -$350K -2,067 Closed
GSC
1012
Ground Swell Capital
South Carolina
– -$340K -2,010 Closed
PP
1013
Paloma Partners
Connecticut
– -$337K -1,993 Closed
BI
1014
Ballast Inc
Kentucky
– -$290K -1,712 Closed
TL
1015
Tradewinds LLC
North Carolina
– -$262K -1,549 Closed
PCM
1016
Prelude Capital Management
New York
– -$256K -1,514 Closed
LCS
1017
Levin Capital Strategies
New York
– -$254K -1,500 Closed
GS
1018
GTS Securities
New York
– -$251K -1,481 Closed
Flossbach Von Storch
1019
Flossbach Von Storch
Germany
– -$221K -1,305 Closed
RT
1020
Rockland Trust
Massachusetts
– -$213K -1,257 Closed
PPWM
1021
PFG Private Wealth Management
Florida
– -$138K -818 Closed
AIP
1022
Arrowpoint Investment Partners
Singapore
– -$113K -670 Closed
Federated Hermes
1023
Federated Hermes
Pennsylvania
– -$82.6K -488 Closed
APF
1024
Alaska Permanent Fund
Alaska
– -$73.8K -414 Closed
CIAM
1025
Caitong International Asset Management
Hong Kong
– -$56.7K -335 Closed
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