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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 %
WCM
76
Wedge Capital Management
North Carolina
$31.3M 174,290 -18,080 -9%
CPC
77
Cookson Peirce & Co
Pennsylvania
$30.5M 169,810 -2,842 -2%
Mackenzie Financial
78
Mackenzie Financial
Ontario, Canada
$28.1M 156,467 +143,935 +1,149%
Millennium Management
79
Millennium Management
New York
$27.9M 155,196 +139,920 +916%
CP
80
Coho Partners
Pennsylvania
$27.7M 154,483 -27,780 -15%
IHAM
81
Integral Health Asset Management
New York
$26.9M 150,000 +150,000 New
WP
82
Woodline Partners
California
$26.7M 148,473 -232,227 -61%
Franklin Resources
83
Franklin Resources
California
$25.2M 140,129 +76,031 +119%
AIM
84
Achmea Investment Management
Netherlands
$24.6M 137,029 +563 +0.4%
WIC
85
Willis Investment Counsel
Georgia
$24.6M 136,900 +16,800 +14%
BSA
86
Braun Stacey Associates
New York
$24.4M 135,952 +135,952 New
Natixis Advisors
87
Natixis Advisors
Massachusetts
$23.2M 129,082 +16,850 +15%
VRS
88
Virginia Retirement Systems
Virginia
$22.3M 123,876 -12,172 -9%
TD Asset Management
89
TD Asset Management
Ontario, Canada
$21.7M 121,014 +18,484 +18%
AAMU
90
AEGON Asset Management (UK)
United Kingdom
$21.2M 118,391 -24,222 -17%
Treasurer of the State of North Carolina
91
Treasurer of the State of North Carolina
North Carolina
$20.8M 115,977 +42,708 +58%
Robeco Institutional Asset Management
92
Robeco Institutional Asset Management
Netherlands
$20.8M 115,860 -5,872 -5%
Stifel Financial
93
Stifel Financial
Missouri
$20.8M 115,664 -10,336 -8%
TAM
94
Tocqueville Asset Management
New York
$20M 111,368 -2,485 -2%
SAM
95
Silvercrest Asset Management
New York
$19.4M 108,026 -44 -0%
Rockefeller Capital Management
96
Rockefeller Capital Management
New York
$19.3M 107,286 +90,142 +526%
State Board of Administration of Florida Retirement System
97
State Board of Administration of Florida Retirement System
Florida
$18.8M 104,625 +730 +0.7%
Aberdeen Group
98
Aberdeen Group
United Kingdom
$18.7M 104,307 +15,223 +17%
MWM
99
Moran Wealth Management
Florida
$18.6M 103,311 +103,311 New
National Bank of Canada
100
National Bank of Canada
Quebec, Canada
$18.4M 102,218 +27,330 +36%
2 3
4
5 6