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
ADBIC
1176
A.D. Beadell Investment Counsel
Wisconsin
$2.53M
DSC
1177
Duncker Streett & Co
Missouri
$2.53M
CV
1178
Counterweight Ventures
North Carolina
$2.52M
GIC
1179
Generali Investments CEE
Czech Republic
$2.52M
PWMG
1180
Prestige Wealth Management Group
New Jersey
$2.52M
MSAM
1181
Moloney Securities Asset Management
Missouri
$2.51M
KWM
1182
Keebeck Wealth Management
Illinois
$2.51M
WT
1183
Washington Trust
Rhode Island
$2.51M
CAMG
1184
CWA Asset Management Group
Florida
$2.51M
BC
1185
Broadwater Capital
Massachusetts
$2.5M
PG
1186
Patten Group
Tennessee
$2.5M
WKWM
1187
Walter & Keenan Wealth Management
Indiana
$2.5M
BIAS
1188
Beacon Investment Advisory Services
New Jersey
$2.49M
MJRIC
1189
Mogy Joel R Investment Counsel
California
$2.49M
ZIC
1190
ZWJ Investment Counsel
Georgia
$2.48M
AFG
1191
Allegheny Financial Group
Pennsylvania
$2.48M
CP
1192
CenterBook Partners
Connecticut
$2.47M
BFC
1193
Blue Fin Capital
Rhode Island
$2.46M
SWA
1194
Sax Wealth Advisors
New Jersey
$2.46M
BIG
1195
Brooklyn Investment Group
New York
$2.46M
LC
1196
LCNB Corp
Ohio
$2.46M
HIC
1197
Harvey Investment Company
Kentucky
$2.46M
MIC
1198
Means Investment Company
Maine
$2.45M
PA
1199
Procyon Advisors
Connecticut
$2.45M
WHG
1200
Westwood Holdings Group
Texas
$2.45M