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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
12.95%
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 %
GSEP
701
Golden State Equity Partners
California
$239K -$30.5K -170 -11%
HBT
702
Hills Bank & Trust
Iowa
$239K – – –
DWM
703
Dakota Wealth Management
Florida
$239K -$85.7K -477 -26%
WOSD
704
WFA of San Diego
California
$238K +$238K +1,324 New
CGL
705
Clarius Group LLC
Washington
$236K -$18.9K -105 -7%
VIA
706
Victrix Investment Advisors
Florida
$235K -$11.7K -65 -5%
CAM
707
Claret Asset Management
Quebec, Canada
$235K +$235K +1,309 New
CAL
708
Capital Advisors Ltd
Ohio
$234K – – –
CCM
709
Check Capital Management
California
$234K – – –
AF
710
Advisornet Financial
Minnesota
$232K -$29.8K -166 -11%
HI
711
Harbour Investments
Wisconsin
$232K +$9.52K +53 +4%
ZF
712
Zhang Financial
Michigan
$231K +$1.26K +7 +0.5%
TAM
713
Trust Asset Management
Texas
$230K – – –
SMF
714
Scott Marsh Financial
Utah
$229K +$229K +1,278 New
EIG
715
EdgePoint Investment Group
Ontario, Canada
$228K +$228K +1,271 New
PFM
716
Patton Fund Management
Texas
$228K +$228K +1,267 New
MA
717
Mutual Advisors
Nebraska
$227K -$213K -1,265 -48%
RCM
718
Radnor Capital Management
Pennsylvania
$226K – – –
IWM
719
IHT Wealth Management
Illinois
$223K +$223K +1,244 New
TIA
720
Trust Investment Advisors
Indiana
$223K +$223K +1,240 New
BFO
721
Biltmore Family Office
North Carolina
$223K – – –
OAM
722
Oppenheimer Asset Management
New York
$221K -$160K -890 -42%
CAG
723
Crestwood Advisors Group
Massachusetts
$221K +$221K +1,228 New
Fisher Asset Management
724
Fisher Asset Management
Washington
$220K -$202K -1,124 -48%
PCP
725
Perbak Capital Partners
United Kingdom
$220K +$220K +1,224 New
27 28
29
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