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
CG
1951
Corundum Group
Colorado
$818K
LAIC
1952
Lederer & Associates Investment Counsel
California
$817K
LI
1953
Lafayette Investments
Maryland
$817K
PWM
1954
Paulson Wealth Management
Illinois
$816K
A
1955
Argentarii
Ohio
$816K
FSA
1956
Financial Security Advisor
Virginia
$814K
RZH
1957
Relyea Zuckerberg Hanson
Connecticut
$814K
PWAM
1958
Pinnacle West Asset Management
Wyoming
$810K
FFG
1959
Frisch Financial Group
New York
$810K
ICM
1960
IMS Capital Management
Oregon
$808K
CA
1961
Crewe Advisors
Utah
$808K
SCM
1962
Sterling Capital Management
North Carolina
$807K
ATC
1963
Adirondack Trust Company
New York
$807K
RRA
1964
Round Rock Advisors
Connecticut
$806K
FNB
1965
Farmers National Bank
Kentucky
$805K
IP
1966
Intellectus Partners
California
$804K
GM
1967
GeoWealth Management
Illinois
$802K
CGA
1968
Crescent Grove Advisors
Illinois
$800K
AF
1969
Alerus Financial
North Dakota
$797K
TWA
1970
TCI Wealth Advisors
Arizona
$796K
DE
1971
Diversified Enterprises
Delaware
$795K
CA
1972
Crumly & Associates
Illinois
$792K
BFS
1973
BridgePort Financial Solutions
Iowa
$792K
QWP
1974
Quotient Wealth Partners
Texas
$792K
KAS
1975
KPP Advisory Services
Kentucky
$785K