3,273 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, 1,410 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: 3,3023,273 (-29)

5% less repeat investments, than reductions

Existing positions increased: 1,338 | Existing positions reduced: 1,410

2.19% less ownership

Funds ownership: 78.17%75.98% (-2.2%)

Holders
3,273
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
RBFC
2026
Roman Butler Fullerton & Co
Missouri
$734K
CCFM
2027
Clear Creek Financial Management
Washington
$732K
PI
2028
Pettee Investors
Connecticut
$732K
PGF
2029
Plan Group Financial
Oklahoma
$731K
MMM
2030
Mendel Money Management
Illinois
$730K
GC
2031
Gilbert & Cook
Iowa
$730K
GPI
2032
General Partner Inc
Pennsylvania
$729K
BP
2033
BBR Partners
New York
$727K
CPA
2034
Capital Performance Advisors
California
$726K
AIM
2035
Athena Investment Management
California
$726K
ECA
2036
Elevate Capital Advisors
Colorado
$726K
WAG
2037
Winthrop Advisory Group
Massachusetts
$722K
VWM
2038
Venturi Wealth Management
Texas
$722K
WAM
2039
Weinberger Asset Management
California
$719K
WAM
2040
Wakefield Asset Management
Colorado
$719K
YIA
2041
YHB Investment Advisors
Connecticut
$719K
MCM
2042
McRae Capital Management
New Jersey
$718K
VAM
2043
Verity Asset Management
North Carolina
$717K
KA
2044
Kovack Advisors
Florida
$716K
IF
2045
Intrua Financial
Texas
$714K
AWM
2046
Avaii Wealth Management
Wisconsin
$714K
GCM
2047
Generation Capital Management
New York
$711K
KFA
2048
Kapstone Financial Advisors
Ohio
$710K
SA
2049
Strategic Advisors
New York
$709K
SIA
2050
SGL Investment Advisors
Montana
$709K