3,254 hedge funds and large institutions have $159B invested in Merck in 2025 Q3 according to their latest regulatory filings, with 191 funds opening new positions, 1,331 increasing their positions, 1,399 reducing their positions, and 147 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: $ → $

5% less repeat investments, than reductions

Existing positions increased: 1,331 | Existing positions reduced: 1,399

1% less funds holding

Funds holding: 3,2963,254 (-42)

2.2% less ownership

Funds ownership: 78.07%75.87% (-2.2%)

Holders
3,254
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
KTM
1626
Keeler Thomas Management
Utah
$1.23M
CWM
1627
Chesapeake Wealth Management
Virginia
$1.23M
HIMS
1628
Hager Investment Management Services
New Hampshire
$1.23M
BDA
1629
Borer Denton & Associates
Pennsylvania
$1.23M
CA
1630
Calton & Associates
Florida
$1.23M
FCM
1631
Fourpath Capital Management
Oklahoma
$1.23M
CIA
1632
Cladis Investment Advisory
Montana
$1.23M
WCM
1633
Wisconsin Capital Management
Wisconsin
$1.23M
NL
1634
Navalign LLC
California
$1.23M
BTC
1635
Bank & Trust Company
Illinois
$1.23M
KFS
1636
Keynote Financial Services
Connecticut
$1.22M
RWM
1637
RKL Wealth Management
Pennsylvania
$1.22M
MSWM
1638
McGlone Suttner Wealth Management
Wisconsin
$1.22M
EB
1639
Exchange Bank
California
$1.22M
DW30
1640
Drucker Wealth 3.0
New Jersey
$1.22M
UAG
1641
United Advisor Group
Ohio
$1.22M
CI
1642
Cherokee Insurance
Michigan
$1.22M
HCP
1643
Hexagon Capital Partners
Arkansas
$1.22M
EA
1644
Emerald Advisors
Washington
$1.21M
ABTD
1645
Arvest Bank Trust Division
Oklahoma
$1.21M
EGA
1646
E&G Advisors
Texas
$1.2M
MFP
1647
Meridian Financial Partners
Virginia
$1.2M
PAA
1648
Peregrine Asset Advisers
Oregon
$1.2M
HI
1649
Hendershot Investments
Virginia
$1.2M
FFA
1650
First Foundation Advisors
California
$1.2M