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

Top Sellers

1
DSA
Davis Selected Advisers
Arizona
$243M
2
Nordea Investment Management
Nordea Investment Management
Sweden
$40.5M
3
American Century Companies
American Century Companies
Missouri
$143M
4
Victory Capital Management
Victory Capital Management
Texas
$505M
5
Marshall Wace
Marshall Wace
United Kingdom
$36.8M
Name Holding Trade Value Shares
Change 		Shares
Change %
CPG
901
Cornerstone Planning Group
New Jersey
$7.81K +$867 +5 +13%
DJSG
902
D.J. St. Germain
Massachusetts
$7.37K -$6.11K -34 -45%
ACM
903
Anfield Capital Management
California
$7.19K – – –
WIM
904
Westside Investment Management
California
$6.99K +$6.99K +39 New
SA
905
Scarborough Advisors
Maryland
$6.65K +$6.65K +37 New
ZBNA
906
Zions Bancorporation, National Association
Utah
$6.29K +$539 +3 +9%
CMA
907
Cedar Mountain Advisors
Oregon
$5.93K -$5.03K -28 -46%
TWD
908
True Wealth Design
Ohio
$5.93K +$359 +2 +6%
HAP
909
Harbor Asset Planning
Massachusetts
$5.78K +$5.78K +32 New
TFM
910
TFC Financial Management
Massachusetts
$5.75K +$539 +3 +10%
HNW
911
High Note Wealth
Minnesota
$5.57K – – –
MAM
912
Meeder Asset Management
Ohio
$5.57K +$719 +4 +15%
CTC
913
Cetera Trust Company
Minnesota
$5.39K – – –
FFA
914
Frazier Financial Advisors
Ohio
$5.02K – – –
BOJHT
915
Bank of Jackson Hole Trust
Wyoming
$4.67K – – –
ACM
916
Aster Capital Management
United Arab Emirates
$4.13K -$1.64M -9,106 -100%
HHMI
917
Howard Hughes Medical Institute
Maryland
$4.13K +$4.13K +23 New
MAFA
918
MJT & Associates Financial Advisory
Minnesota
$3.59K – – –
DPW
919
DiNuzzo Private Wealth
Pennsylvania
$3.59K +$180 +1 +5%
TSMHT
920
Thurston Springer Miller Herd & Titak
Indiana
$3.23K – – –
SL
921
Salomon & Ludwin
Virginia
$3.18K – – –
IHWM
922
Iron Horse Wealth Management
Iowa
$3.05K – – –
ATC
923
Adirondack Trust Company
New York
$2.87K – – –
WPA
924
Wealth Preservation Advisors
Tennessee
$2.87K +$1.08K +6 +60%
JFA
925
JNBA Financial Advisors
Minnesota
$2.7K – – –
35 36
37
38 39