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Quest Diagnostics

990 hedge funds and large institutions have $19.9B invested in Quest Diagnostics in 2025 Q3 according to their latest regulatory filings, with 115 funds opening new positions, 353 increasing their positions, 339 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:

2.45% less ownership

Funds ownership: 96.11%93.66% (-2.5%)

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
990
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
TIAA Trust, National Association
676
TIAA Trust, National Association
North Carolina
$297K
TNA
677
True North Advisors
Texas
$296K
BCM
678
Brookstone Capital Management
Illinois
$295K
CAG
679
Crestwood Advisors Group
Massachusetts
$293K
BIG
680
Brooklyn Investment Group
New York
$292K
TCWA
681
Turtle Creek Wealth Advisors
Texas
$292K
CSPIA
682
Cary Street Partners Investment Advisory
Virginia
$291K
EHWM
683
Eads & Heald Wealth Management
Georgia
$289K
KTC
684
Kentucky Trust Company
Kentucky
$287K
RA
685
Ransom Advisory
Rhode Island
$286K
MG
686
Marex Group
$286K
PIMJS
687
PKO Investment Management Joint-Stock
Poland
$286K
EWM
688
Empirical Wealth Management
Washington
$282K
SWP
689
Stratos Wealth Partners
Ohio
$282K
EWM
690
Evermay Wealth Management
Virginia
$282K
BFS
691
Bradley Foster & Sargent
Connecticut
$282K
CWM
692
Centurion Wealth Management
Virginia
$278K
IAA
693
Ironsides Asset Advisors
North Carolina
$277K
PFP
694
Pinnacle Financial Partners
Tennessee
$276K
PA
695
Profund Advisors
Maryland
$275K
AC
696
AlphaCore Capital
California
$274K
CNB
697
Camden National Bank
Maine
$273K
DCBT
698
Dakota Community Bank & Trust
North Dakota
$271K
RPCONE
699
Retirement Planning Company of New England
Rhode Island
$268K
WA
700
WBH Advisory
Maryland
$267K