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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 %
Corient Private Wealth
176
Corient Private Wealth
Florida
$5.8M 34,297 -4,204 -11%
FAF
177
Fjarde Ap-fonden
Sweden
$5.79M 34,220 +9,200 +37%
LFAS
178
Level Four Advisory Services
Texas
$5.75M 33,955 -2,156 -6%
Verition Fund Management
179
Verition Fund Management
Connecticut
$5.73M 33,894 +10,280 +44%
TAM
180
Trillium Asset Management
Massachusetts
$5.72M 33,815 -1,271 -4%
VOYA Investment Management
181
VOYA Investment Management
Georgia
$5.71M 33,758 +260 +0.8%
AI
182
Atom Investors
Texas
$5.65M 33,374 +33,374 New
KBC Group
183
KBC Group
Belgium
$5.64M 33,342 +1,906 +6%
SOMRS
184
State of Michigan Retirement System
Michigan
$5.54M 32,717 -200 -0.6%
Korea Investment Corp
185
Korea Investment Corp
South Korea
$5.49M 32,429 -11,900 -27%
ASRS
186
Arizona State Retirement System
Arizona
$5.46M 32,278 -54 -0.2%
AAIM
187
American Assets Investment Management
California
$5.41M 32,000 – –
ATC
188
Argent Trust Co
Tennessee
$5.35M 31,645 +311 +1%
Wealth Enhancement Advisory Services
189
Wealth Enhancement Advisory Services
Minnesota
$5.22M 30,825 +3,210 +12%
FM
190
Foster & Motley
Ohio
$5.18M 30,629 -1,735 -5%
AAM
191
Advisors Asset Management
Colorado
$4.96M 29,299 -7,953 -21%
BA
192
Bridgewater Associates
Connecticut
$4.95M 29,268 +7,378 +34%
HighTower Advisors
193
HighTower Advisors
Illinois
$4.9M 28,936 +526 +2%
MIM
194
MetLife Investment Management
New Jersey
$4.88M 28,828 -700 -2%
TWC
195
TD Waterhouse Canada
Ontario, Canada
$4.84M 28,526 +28,526 New
CIBC World Market
196
CIBC World Market
Ontario, Canada
$4.78M 28,271 +6,387 +29%
Handelsbanken Fonder
197
Handelsbanken Fonder
Sweden
$4.75M 28,048 -440 -2%
SIA
198
SGL Investment Advisors
Montana
$4.7M 26,715 -761 -3%
CYG
199
Clean Yield Group
Vermont
$4.67M 27,624 +1,196 +5%
QCM
200
Quantinno Capital Management
New York
$4.64M 27,417 +8,464 +45%
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