3,728 hedge funds and large institutions have $233B invested in Merck in 2026 Q1 according to their latest regulatory filings, with 309 funds opening new positions, 1,433 increasing their positions, 1,561 reducing their positions, and 123 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: $ → $

3% more funds holding

Funds holding: 3,6343,728 (+94)

8% less repeat investments, than reductions

Existing positions increased: 1,433 | Existing positions reduced: 1,561

1.51% less ownership

Funds ownership: 79.45%77.94% (-1.5%)

Holders
3,728
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
87
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$3.43B
Puts
$2.78B
Net Calls
Net Calls Change

Top Sellers

1 -$997M
2 -$809M
3 -$605M
4
Corient Private Wealth
Corient Private Wealth
Florida
-$602M
5
Millennium Management
Millennium Management
New York
-$558M
Name Holding Trade Value Shares
Change
Change in
Stake
TM
3676
Torren Management
California
$14K
T2I
3677
Turim 21 Investimentos
Brazil
$13.7K
HWM
3678
HighMark Wealth Management
Minnesota
$13.7K
CWM
3679
Copia Wealth Management
Oregon
$13.4K
MWA
3680
Miller Wealth Advisors
Colorado
$12K
FFA
3681
Frazier Financial Advisors
Ohio
$12K
NL
3682
NorthAvenue LLC
Ohio
$12K
FGAM
3683
Financial Gravity Asset Management
Texas
$12K
RWM
3684
RMG Wealth Management
Wisconsin
$11.6K
ITFISA
3685
Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna
$11.5K
PSFG
3686
Park Square Financial Group
Georgia
$11.2K
NWM
3687
Nova Wealth Management
Florida
$10.8K
PMIM
3688
Prudent Man Investment Management
Colorado
$10.5K
HIA
3689
HFM Investment Advisors
New Jersey
$10.5K
EPIME
3690
Evelyn Partners Investment Management (Europe)
$10.5K
SFG
3691
Strive Financial Group
Indiana
$10K
PWA
3692
Portus Wealth Advisors
North Carolina
$9.62K
DWM
3693
Darwin Wealth Management
Florida
$9.52K
NWM
3694
Navigoe Wealth Management
California
$9K
BFS
3695
Burkett Financial Services
South Carolina
$8.67K
LWMI
3696
Legacy Wealth Management (Idaho)
Idaho
$8.42K
WA
3697
WestEnd Advisors
North Carolina
$8.06K
IW
3698
Imprint Wealth
South Carolina
$6.98K
CIAS
3699
CBIZ Investment Advisory Services
Ohio
$6.91K
DRP
3700
Decker Retirement Planning
Utah
$6.62K