3,244 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, 1,326 increasing their positions, 1,396 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: 1,326 | Existing positions reduced: 1,396

1% less funds holding

Funds holding: 3,2933,244 (-49)

2.24% less ownership

Funds ownership: 78.03%75.78% (-2.2%)

Holders
3,244
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
Schroder Investment Management Group
126
Schroder Investment Management Group
United Kingdom
$132M
Pictet Asset Management
127
Pictet Asset Management
Switzerland
$132M
Bessemer Group
128
Bessemer Group
New Jersey
$128M
APG Asset Management
129
APG Asset Management
Netherlands
$127M
VRS
130
Virginia Retirement Systems
Virginia
$127M
M&T Bank
131
M&T Bank
New York
$126M
DZ Bank
132
DZ Bank
Germany
$125M
Nomura Asset Management
133
Nomura Asset Management
Japan
$123M
CI Investments Inc
134
CI Investments Inc
Ontario, Canada
$120M
CS
135
Candriam SCA
Luxembourg
$119M
State of Wisconsin Investment Board
136
State of Wisconsin Investment Board
Wisconsin
$118M
Bank of Nova Scotia
137
Bank of Nova Scotia
Ontario, Canada
$116M
Commonwealth Equity Services
138
Commonwealth Equity Services
Massachusetts
$115M
Asset Management One
139
Asset Management One
Japan
$113M
Toronto Dominion Bank
140
Toronto Dominion Bank
Ontario, Canada
$112M
KK
141
KLP Kapitalforvaltning
Norway
$112M
Artisan Partners
142
Artisan Partners
Wisconsin
$112M
Chevy Chase Trust
143
Chevy Chase Trust
Maryland
$110M
Susquehanna International Group
144
Susquehanna International Group
Pennsylvania
$109M
Rockefeller Capital Management
145
Rockefeller Capital Management
New York
$108M
RFC
146
Regions Financial Corp
Alabama
$108M
Brown Advisory
147
Brown Advisory
Maryland
$106M
Baird Financial Group
148
Baird Financial Group
Wisconsin
$106M
Point72 Asset Management
149
Point72 Asset Management
Connecticut
$106M
AAMU
150
AEGON Asset Management (UK)
United Kingdom
$105M