3,256 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, 1,333 increasing their positions, 1,399 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: 1,333 | Existing positions reduced: 1,399

1% less funds holding

Funds holding: 3,2973,256 (-41)

2.2% less ownership

Funds ownership: 78.07%75.87% (-2.2%)

Holders
3,256
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
CFSG
1201
Community Financial Services Group
Vermont
$2.45M
HI
1202
Hudock Inc
Pennsylvania
$2.45M
EIP
1203
Ellis Investment Partners
Pennsylvania
$2.45M
TAM
1204
Trust Asset Management
Texas
$2.45M
AC
1205
Addison Capital
Pennsylvania
$2.44M
B
1206
Bailard
California
$2.44M
DFCM
1207
Dark Forest Capital Management
Puerto Rico
$2.43M
SIC
1208
Shoker Investment Counsel
Ohio
$2.43M
KWA
1209
Kingswood Wealth Advisors
California
$2.43M
CBA
1210
Coastal Bridge Advisors
Connecticut
$2.42M
WAM
1211
Werlinich Asset Management
Connecticut
$2.42M
FAN
1212
Financial Advisors Network
California
$2.42M
HWMO
1213
Heritage Wealth Management (Ohio)
Ohio
$2.41M
CCM
1214
Chiron Capital Management
Florida
$2.41M
PWW
1215
Pettyjohn Wood & White
Virginia
$2.4M
SMA
1216
Sage Mountain Advisors
Georgia
$2.4M
ORG
1217
Optimist Retirement Group
Washington
$2.4M
HKAM
1218
Horizon Kinetics Asset Management
New York
$2.4M
CIAS
1219
Capital Investment Advisory Services
North Carolina
$2.38M
GWM
1220
Glass Wealth Management
Texas
$2.38M
EL
1221
Essex LLC
Illinois
$2.36M
FFBTD
1222
First Financial Bank - Trust Division
Ohio
$2.36M
JSW
1223
Journey Strategic Wealth
New Jersey
$2.36M
EWM
1224
Empirical Wealth Management
Washington
$2.36M
TRCT
1225
Tower Research Capital (TRC)
New York
$2.34M