3,256 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, 1,333 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: 1,333 | Existing positions reduced: 1,399

1% less funds holding

Funds holding: 3,2973,256 (-41)

2.2% less ownership

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

Holders
3,256
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
PIMG
1926
Patriot Investment Management Group
Tennessee
$835K
EAM
1927
Empirical Asset Management
Massachusetts
$834K
BBI
1928
Baxter Bros Inc
Connecticut
$833K
GPA
1929
Guerra Pan Advisors
New Jersey
$833K
EA
1930
Everpar Advisors
Oklahoma
$833K
KTC
1931
Kentucky Trust Company
Kentucky
$832K
DIP
1932
Davis Investment Partners
North Carolina
$831K
BCM
1933
Blume Capital Management
California
$831K
WIM
1934
Waverton Investment Management
United Kingdom
$830K
WWC
1935
Waypoint Wealth Counsel
Georgia
$828K
AI
1936
Accredited Investors
Minnesota
$827K
CMP
1937
Coston McIsaac & Partners
Maine
$827K
SSW
1938
Stone Summit Wealth
Florida
$825K
WP
1939
WealthPLAN Partners
Nebraska
$823K
MA
1940
MBA Advisors
Pennsylvania
$822K
Financial Engines Advisors
1941
Financial Engines Advisors
California
$821K
CFO
1942
CVA Family Office
Colorado
$821K
CG
1943
Corundum Group
Colorado
$818K
LAIC
1944
Lederer & Associates Investment Counsel
California
$817K
LI
1945
Lafayette Investments
Maryland
$817K
PWM
1946
Paulson Wealth Management
Illinois
$816K
A
1947
Argentarii
Ohio
$816K
FSA
1948
Financial Security Advisor
Virginia
$814K
RZH
1949
Relyea Zuckerberg Hanson
Connecticut
$814K
PWAM
1950
Pinnacle West Asset Management
Wyoming
$810K