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Quest Diagnostics

982 hedge funds and large institutions have $19.9B invested in Quest Diagnostics in 2025 Q3 according to their latest regulatory filings, with 116 funds opening new positions, 349 increasing their positions, 336 reducing their positions, and 83 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

2.35% less ownership

Funds ownership: 95.95%93.6% (-2.4%)

12% less call options, than puts

Call options by funds: $98.2M | Put options by funds: $112M

25% less funds holding in top 10

Funds holding in top 10: 43 (-1)

Holders
982
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$98.2M
Puts
$112M
Net Calls
Net Calls Change

Top Buyers

1 +$190M
2 +$162M
3 +$82.7M
4
Goldman Sachs
Goldman Sachs
New York
+$79.7M
5
Marshall Wace
Marshall Wace
United Kingdom
+$67.1M

Top Sellers

1 -$116M
2 -$88.7M
3 -$79.3M
4
UBS AM
UBS AM
Illinois
-$60M
5
UBS Group
UBS Group
Switzerland
-$59.9M
Name Holding Trade Value Shares
Change
Change in
Stake
SIC
801
Salem Investment Counselors
North Carolina
$105K
DMBA
802
Deseret Mutual Benefit Administrators
Utah
$105K
KFA
803
Kelleher Financial Advisors
New York
$103K
IWA
804
Icon Wealth Advisors
Texas
$102K
VNA
805
Valley National Advisers
Pennsylvania
$99K
WB
806
Webster Bank
Connecticut
$98.7K
OSNBOA
807
Old Second National Bank of Aurora
Illinois
$98.5K
Federated Hermes
808
Federated Hermes
Pennsylvania
$91.1K
SIM
809
Sentry Investment Management
Wisconsin
$84K
NC
810
North Capital
Utah
$77.6K
GEA
811
Glen Eagle Advisors
New Jersey
$76.2K
PGAM
812
Princeton Global Asset Management
New Jersey
$74.7K
NECFA
813
New England Capital Financial Advisors
Connecticut
$74.6K
JWM
814
JPL Wealth Management
Colorado
$73.8K
CT
815
Coastline Trust
Rhode Island
$72.2K
CH
816
Cromwell Holdings
Wyoming
$70.9K
RFP
817
Root Financial Partners
California
$69.2K
QWM
818
Quaker Wealth Management
New Jersey
$67.3K
SS
819
SBI Securities
Japan
$65.6K
LFG
820
Larson Financial Group
Missouri
$64.4K
WAG
821
Wiser Advisor Group
Arizona
$64.2K
BIA
822
Bell Investment Advisors
California
$60.8K
SWP
823
Strategic Wealth Partners
Ohio
$58.7K
CVM
824
Cheviot Value Management
California
$57.8K
OL
825
OneFund LLC
Florida
$57.2K