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

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 Holding Trade Value Shares
Change 		Shares
Change %
SC
576
Searle & Co
Connecticut
$449K – – –
OKSA
577
O'Keefe Stevens Advisory
New York
$449K – – –
IF
578
Intrua Financial
Texas
$447K -$22.5K -125 -5%
IHL
579
Investment House LLC
California
$445K – – –
MSA
580
MUFG Securities Americas
New York
$444K +$91.4K +509 +26%
BWM
581
BankPlus Wealth Management
Mississippi
$443K +$9.88K +55 +2%
Lazard Asset Management
582
Lazard Asset Management
New York
$438K -$123K -684 -22%
CA
583
Clearstead Advisors
Ohio
$437K +$68.8K +383 +19%
MMPW
584
Mitchell McLeod Pugh & Williams
Alabama
$432K +$180 +1 +0%
RMAM
585
Raab & Moskowitz Asset Management
New Jersey
$426K – – –
GCA
586
Genesee Capital Advisors
New York
$425K +$1.98K +11 +0.5%
LCWP
587
Legacy Capital Wealth Partners
Arkansas
$423K -$16.3K -91 -4%
WPC
588
Waters Parkerson & Co
Louisiana
$422K – – –
FWSM
589
First Wilshire Securities Management
California
$422K – – –
CB
590
CNB Bank
Pennsylvania
$419K -$74.2K -413 -15%
FIA
591
Foundations Investment Advisors
Arizona
$417K +$156K +867 +60%
LGA
592
Lebenthal Global Advisors
New York
$416K +$15.6K +87 +4%
WP
593
WealthShield Partners
North Carolina
$414K – – –
CTC
594
Central Trust Company
Missouri
$413K -$21.4K -119 -5%
AAMU
595
APG Asset Management US
New York
$412K – – –
EWA
596
EP Wealth Advisors
California
$409K -$1.44K -8 -0.4%
TNB
597
Thomasville National Bank
Georgia
$408K – – –
FHA
598
Flagship Harbor Advisors
Massachusetts
$407K -$1.98K -11 -0.5%
FFM
599
Forum Financial Management
Illinois
$400K +$4.49K +25 +1%
BBA
600
Baader Bank Aktiengesellschaft
Germany
$399K +$141K +783 +54%
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