3,273 hedge funds and large institutions have $159B invested in Merck in 2025 Q3 according to their latest regulatory filings, with 190 funds opening new positions, 1,338 increasing their positions, 1,410 reducing their positions, and 150 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: $ → $

1% less funds holding

Funds holding: 3,3023,273 (-29)

5% less repeat investments, than reductions

Existing positions increased: 1,338 | Existing positions reduced: 1,410

2.19% less ownership

Funds ownership: 78.17%75.98% (-2.2%)

Holders
3,273
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
F8IS
3326
Figure 8 Investment Strategies
Idaho
CBUSF
3327
Construction & Building Unions Superannuation Fund
Australia
CIAM
3328
Caitong International Asset Management
Hong Kong
AWA
3329
Amplius Wealth Advisors
Pennsylvania
RFA
3330
ROI Financial Advisors
Oregon
NCM
3331
Next Capital Management
New York
MC
3332
Machina Capital
France
DWM
3333
Defined Wealth Management
Oregon
CIS
3334
Capital International Sarl
California
GCP
3335
Garda Capital Partners
Minnesota
PA
3336
Prossimo Advisors
California
FWP
3337
Forefront Wealth Partners
Texas
IA
3338
Icon Advisers
Colorado
AMCA
3339
Arthur M. Cohen & Associates
Illinois
CPWM
3340
Cypress Point Wealth Management
Texas
WTG
3341
West Tower Group
Virginia
PAP
3342
Persistent Asset Partners
Hong Kong
LA
3343
Latitude Advisors
Florida
HFRG
3344
Houlihan Financial Resource Group
Virginia
HAM
3345
Harmony Asset Management
Arizona
VWM
3346
Vigilare Wealth Management
Arizona
PW
3347
PUREfi Wealth
Massachusetts
MSRI
3348
Michael S. Ryan Inc
New York
HWMG
3349
Hurlow Wealth Management Group
Indiana
SWM
3350
Seed Wealth Management
Illinois