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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 142 funds opening new positions, 312 increasing their positions, 332 reducing their positions, and 61 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
952
Holders Change
+67
Holders Change %
+7.57%
% 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
142
Increased
312
Reduced
332
Closed
61
Calls
$83.5M
Puts
$136M
Net Calls
-$52.3M
Net Calls Change
-$80.5M

Top Buyers

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

Top Sellers

1
Millennium Management
Millennium Management
New York
$2.58M
2
Aberdeen Group
Aberdeen Group
United Kingdom
$15M
3
American Century Companies
American Century Companies
Missouri
$205M
4
Marshall Wace
Marshall Wace
United Kingdom
$81.8M
5
Prudential Financial
Prudential Financial
New Jersey
$10.2M
Name Holding Trade Value Shares
Change 		Shares
Change %
CA
626
Clearstead Advisors
Ohio
$347K +$846 +5 +0.2%
GWM
627
Geneos Wealth Management
Colorado
$346K +$242K +1,431 +233%
MYIA
628
Mount Yale Investment Advisors
Colorado
$345K +$345K +2,037 New
EFM
629
E Fund Management
China
$343K -$56.9K -336 -14%
GSC
630
Ground Swell Capital
South Carolina
$340K +$340K +2,010 New
CCG
631
Cypress Capital Group
Florida
$338K -$32.1K -190 -9%
HIC
632
Holderness Investments Company
North Carolina
$338K – – –
PP
633
Paloma Partners
Connecticut
$337K +$337K +1,993 New
BMCM
634
Bryn Mawr Capital Management
Pennsylvania
$337K +$337K +1,991 New
GFP
635
Gryphon Financial Partners
Ohio
$333K +$1.69K +10 +0.5%
MSA
636
MUFG Securities Americas
New York
$332K +$53.6K +317 +19%
MMA
637
Miracle Mile Advisors
California
$331K +$5.25K +31 +2%
SLA
638
Silver Lake Advisory
Utah
$326K +$1.52K +9 +0.5%
GA
639
Greenspring Advisors
Maryland
$325K – – –
TC
640
Truvestments Capital
Florida
$324K -$86.3K -510 -21%
MPM
641
MBB Public Markets
Illinois
$323K +$323K +1,909 New
SAM
642
S.A. Mason
Michigan
$321K – – –
HIMS
643
Hager Investment Management Services
New Hampshire
$321K -$26.1K -154 -8%
PI
644
PFG Investments
New York
$315K +$3.39K +20 +1%
MFAM
645
Motley Fool Asset Management
Virginia
$312K +$34K +201 +12%
FSA
646
Franklin Street Advisors
North Carolina
$311K – – –
SCM
647
Schnieders Capital Management
California
$309K -$6.77K -40 -2%
DWM
648
Dakota Wealth Management
Florida
$306K +$75.3K +445 +33%
CA
649
Claro Advisors
Massachusetts
$305K -$70.6K -417 -19%
EWM
650
Evercore Wealth Management
New York
$305K – – –
24 25
26
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