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
TFA
3126
Toth Financial Advisory
Virginia
$45.2K
HHMI
3127
Howard Hughes Medical Institute
Maryland
$45.1K
FGAM
3128
Financial Gravity Asset Management
Texas
$43.3K
GJIA
3129
Glass Jacobson Investment Advisors
Maryland
$42.1K
AIM
3130
Arcadia Investment Management
Michigan
$42K
DWA
3131
Dougherty Wealth Advisers
Minnesota
$42K
SA
3132
Seneschal Advisors
Washington
$41.7K
MIFH
3133
Migdal Insurance & Financial Holdings
Israel
$39K
TTIC
3134
Tower Trust & Investment Company
Iowa
$38.6K
FAI
3135
Fiduciary Advisors Inc
Missouri
$38K
JSAM
3136
J. Safra Asset Management
New York
$37.8K
MWM
3137
Mascoma Wealth Management
New Hampshire
$37.3K
IUHSA
3138
Itau Unibanco Holding S.A.
Brazil
$35.8K
ACM
3139
Accent Capital Management
Ohio
$35.6K
SVCP
3140
Silicon Valley Capital Partners
California
$35.4K
TCM
3141
Tradewinds Capital Management
Washington
$35.3K
DF
3142
Dunhill Financial
United Kingdom
$35.2K
MDA
3143
Minot DeBlois Advisors
Massachusetts
$35.1K
RBC
3144
Roble Belko & Company
Pennsylvania
$35K
SC
3145
Stephens Consulting
Michigan
$35K
DRS
3146
Deane Retirement Strategies
Louisiana
$34.8K
HC
3147
Hurley Capital
New York
$34.8K
WWA
3148
Wealth Watch Advisors
Colorado
$34.4K
HB
3149
Horizon Bancorp
Indiana
$34K
JFG
3150
JDM Financial Group
Texas
$33.6K