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
BW
3326
Blalock Williams
Alabama
$235K
WH
3327
Whitcomb & Hess
Ohio
$235K
HA
3328
HFG Advisors
Ohio
$235K
CS
3329
CapitalatWork SA
$235K
AW
3330
Avion Wealth
Texas
$235K
DI
3331
DDFG Inc
California
$235K
TI
3332
Truepoint Inc
Ohio
$235K
RPA
3333
Rock Point Advisors
Vermont
$235K
AWS
3334
Alliance Wealth Strategies
Virginia
$234K
AFWM
3335
Arta Finance Wealth Management
California
$234K
RIM
3336
Rockbridge Investment Management
New York
$234K
B
3337
Bayban
Minnesota
$233K
IAS
3338
Integrity Advisory Solutions
Texas
$233K
MLFP
3339
MPS Loria Financial Planners
Illinois
$233K
CWM
3340
CCG Wealth Management
California
$233K
CWA
3341
Centennial Wealth Advisory
Michigan
$233K
DI
3342
Disciplined Investments
Oklahoma
$233K
MWM
3343
Marion Wealth Management
Pennsylvania
$233K
RCM
3344
Requisite Capital Management
Texas
$233K
CWMG
3345
Compass Wealth Management (Georgia)
Georgia
$232K
SWM
3346
SK Wealth Management
Rhode Island
$232K
CCG
3347
Catalina Capital Group
California
$232K
SWMG
3348
Stillwater Wealth Management Group
Florida
$232K
1M
3349
1248 Management
Missouri
$231K
SFS
3350
Symphony Financial Services
Ohio
$231K