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
MSWA
3601
Marshall & Sterling Wealth Advisors
New York
$55.3K
FAI
3602
Fiduciary Advisors Inc
Missouri
$54.5K
EFMH
3603
E Fund Management (HK)
Hong Kong
$51.6K
RS
3604
Rakuten Securities
Japan
$51.2K
GCP
3605
Gill Capital Partners
Colorado
$51.2K
MCP
3606
Miller Capital Partners
Michigan
$51.1K
ACM
3607
Accent Capital Management
Ohio
$50.9K
GCM
3608
Gunpowder Capital Management
Maryland
$49.6K
MWM
3609
Magnolia Wealth Management
Alabama
$49.5K
AI
3610
AXS Investments
New York
$49.1K
HB
3611
Horizon Bancorp
Indiana
$49K
SVCP
3612
Silicon Valley Capital Partners
California
$45.8K
MSFP
3613
Mark Sheptoff Financial Planning
Connecticut
$45.3K
SAS
3614
Spurstone Advisory Services
Connecticut
$45K
HNW
3615
High Note Wealth
Minnesota
$45K
IPS
3616
Investors Portfolio Services
Washington
$44.9K
MAM
3617
Marquette Asset Management
Minnesota
$44.5K
WAS
3618
Winch Advisory Services
Wisconsin
$43.9K
CW
3619
Curio Wealth
Maryland
$43.4K
EA
3620
Evergreen Advisors
Tennessee
$43.2K
GFL
3621
Granite FO LLC
New Hampshire
$41.7K
MDA
3622
Minot DeBlois Advisors
Massachusetts
$40.1K
EWM
3623
Evolution Wealth Management
Florida
$39.5K
MFT
3624
Moisand Fitzgerald Tamayo
Florida
$39.3K
TWM
3625
TopTier Wealth Management
Wisconsin
$39K