3,289 hedge funds and large institutions have $159B invested in Merck in 2025 Q3 according to their latest regulatory filings, with 189 funds opening new positions, 1,344 increasing their positions, 1,420 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: 3,3103,289 (-21)

5% less repeat investments, than reductions

Existing positions increased: 1,344 | Existing positions reduced: 1,420

2.22% less ownership

Funds ownership: 78.27%76.04% (-2.2%)

Holders
3,289
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 -$847M
2 -$568M
3 -$443M
4
BlackRock
BlackRock
New York
-$285M
5
Goldman Sachs
Goldman Sachs
New York
-$278M
Name Holding Trade Value Shares
Change
Change in
Stake
CMP
1951
Coston McIsaac & Partners
Maine
$827K
SSW
1952
Stone Summit Wealth
Florida
$825K
WP
1953
WealthPLAN Partners
Nebraska
$823K
MA
1954
MBA Advisors
Pennsylvania
$822K
Financial Engines Advisors
1955
Financial Engines Advisors
California
$821K
CFO
1956
CVA Family Office
Colorado
$821K
CG
1957
Corundum Group
Colorado
$818K
LAIC
1958
Lederer & Associates Investment Counsel
California
$817K
LI
1959
Lafayette Investments
Maryland
$817K
PWM
1960
Paulson Wealth Management
Illinois
$816K
A
1961
Argentarii
Ohio
$816K
FSA
1962
Financial Security Advisor
Virginia
$814K
RZH
1963
Relyea Zuckerberg Hanson
Connecticut
$814K
PWAM
1964
Pinnacle West Asset Management
Wyoming
$810K
FFG
1965
Frisch Financial Group
New York
$810K
ICM
1966
IMS Capital Management
Oregon
$808K
CA
1967
Crewe Advisors
Utah
$808K
SCM
1968
Sterling Capital Management
North Carolina
$807K
ATC
1969
Adirondack Trust Company
New York
$807K
RRA
1970
Round Rock Advisors
Connecticut
$806K
FNB
1971
Farmers National Bank
Kentucky
$805K
IP
1972
Intellectus Partners
California
$804K
GM
1973
GeoWealth Management
Illinois
$802K
CGA
1974
Crescent Grove Advisors
Illinois
$800K
AF
1975
Alerus Financial
North Dakota
$797K