3,274 hedge funds and large institutions have $159B invested in Merck in 2025 Q3 according to their latest regulatory filings, with 190 funds opening new positions, 1,338 increasing their positions, 1,411 reducing their positions, and 150 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

1% less funds holding

Funds holding: 3,3023,274 (-28)

5% less repeat investments, than reductions

Existing positions increased: 1,338 | Existing positions reduced: 1,411

2.14% less ownership

Funds ownership: 78.17%76.03% (-2.1%)

Holders
3,274
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
46
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.83B
Puts
$2.51B
Net Calls
Net Calls Change

Top Sellers

1 -$863M
2 -$579M
3 -$452M
4
BlackRock
BlackRock
New York
-$291M
5
Goldman Sachs
Goldman Sachs
New York
-$283M
Name Holding Trade Value Shares
Change
Change in
Stake
AIM
1626
Acropolis Investment Management
Missouri
$1.25M
WPW
1627
Waldron Private Wealth
Pennsylvania
$1.25M
TPI
1628
Trust Point Inc
Wisconsin
$1.25M
PPC
1629
Park Place Capital
Alabama
$1.24M
RFA
1630
Register Financial Advisors
Georgia
$1.24M
CCP
1631
Cassia Capital Partners
North Carolina
$1.24M
MAA
1632
Mraz Amerine & Associates
California
$1.24M
GITFIT
1633
Generali Investments Towarzystwo Funduszy Inwestycyjnych (TFI)
Poland
$1.24M
KTM
1634
Keeler Thomas Management
Utah
$1.23M
CWM
1635
Chesapeake Wealth Management
Virginia
$1.23M
HIMS
1636
Hager Investment Management Services
New Hampshire
$1.23M
BDA
1637
Borer Denton & Associates
Pennsylvania
$1.23M
CA
1638
Calton & Associates
Florida
$1.23M
FCM
1639
Fourpath Capital Management
Oklahoma
$1.23M
CIA
1640
Cladis Investment Advisory
Montana
$1.23M
WCM
1641
Wisconsin Capital Management
Wisconsin
$1.23M
NL
1642
Navalign LLC
California
$1.23M
BTC
1643
Bank & Trust Company
Illinois
$1.23M
KFS
1644
Keynote Financial Services
Connecticut
$1.22M
RWM
1645
RKL Wealth Management
Pennsylvania
$1.22M
MSWM
1646
McGlone Suttner Wealth Management
Wisconsin
$1.22M
EB
1647
Exchange Bank
California
$1.22M
DW30
1648
Drucker Wealth 3.0
New Jersey
$1.22M
UAG
1649
United Advisor Group
Ohio
$1.22M
CI
1650
Cherokee Insurance
Michigan
$1.22M