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
MSAM
1176
Moloney Securities Asset Management
Missouri
$2.51M
KWM
1177
Keebeck Wealth Management
Illinois
$2.51M
WT
1178
Washington Trust
Rhode Island
$2.51M
CAMG
1179
CWA Asset Management Group
Florida
$2.51M
BC
1180
Broadwater Capital
Massachusetts
$2.5M
PG
1181
Patten Group
Tennessee
$2.5M
WKWM
1182
Walter & Keenan Wealth Management
Indiana
$2.5M
BIAS
1183
Beacon Investment Advisory Services
New Jersey
$2.49M
MJRIC
1184
Mogy Joel R Investment Counsel
California
$2.49M
ZIC
1185
ZWJ Investment Counsel
Georgia
$2.48M
AFG
1186
Allegheny Financial Group
Pennsylvania
$2.48M
CP
1187
CenterBook Partners
Connecticut
$2.47M
BFC
1188
Blue Fin Capital
Rhode Island
$2.46M
SWA
1189
Sax Wealth Advisors
New Jersey
$2.46M
BIG
1190
Brooklyn Investment Group
New York
$2.46M
LC
1191
LCNB Corp
Ohio
$2.46M
HIC
1192
Harvey Investment Company
Kentucky
$2.46M
MIC
1193
Means Investment Company
Maine
$2.45M
PA
1194
Procyon Advisors
Connecticut
$2.45M
WHG
1195
Westwood Holdings Group
Texas
$2.45M
CFSG
1196
Community Financial Services Group
Vermont
$2.45M
HI
1197
Hudock Inc
Pennsylvania
$2.45M
EIP
1198
Ellis Investment Partners
Pennsylvania
$2.45M
TAM
1199
Trust Asset Management
Texas
$2.45M
AC
1200
Addison Capital
Pennsylvania
$2.44M