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
MC
3301
Machina Capital
France
DWM
3302
Defined Wealth Management
Oregon
CIS
3303
Capital International Sarl
California
GCP
3304
Garda Capital Partners
Minnesota
PA
3305
Prossimo Advisors
California
FWP
3306
Forefront Wealth Partners
Texas
IA
3307
Icon Advisers
Colorado
AMCA
3308
Arthur M. Cohen & Associates
Illinois
CPWM
3309
Cypress Point Wealth Management
Texas
WTG
3310
West Tower Group
Virginia
PAP
3311
Persistent Asset Partners
Hong Kong
LA
3312
Latitude Advisors
Florida
HFRG
3313
Houlihan Financial Resource Group
Virginia
HAM
3314
Harmony Asset Management
Arizona
VWM
3315
Vigilare Wealth Management
Arizona
PW
3316
PUREfi Wealth
Massachusetts
MSRI
3317
Michael S. Ryan Inc
New York
HWMG
3318
Hurlow Wealth Management Group
Indiana
SWM
3319
Seed Wealth Management
Illinois
MWA
3320
Muirfield Wealth Advisors
North Carolina
SXL
3321
Summit X LLC
Missouri
OCG
3322
Opus Capital Group
Ohio
WIA
3323
Wealthedge Investment Advisors
New York
PCM
3324
Pennsylvania Capital Management
Pennsylvania
TGAM
3325
TBH Global Asset Management
Tennessee