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
SC
1176
Stolper & Co
Oklahoma
$2.54M
RCAG
1177
Rehmann Capital Advisory Group
Michigan
$2.54M
VNIM
1178
Vaughan Nelson Investment Management
Texas
$2.54M
PAM
1179
Paradigm Asset Management
New York
$2.53M
STAS
1180
Strong Tower Advisory Services
Minnesota
$2.53M
ERIC
1181
Eagle Rock Investment Company
Georgia
$2.53M
CCG
1182
Ceeto Capital Group
Florida
$2.53M
ADBIC
1183
A.D. Beadell Investment Counsel
Wisconsin
$2.53M
DSC
1184
Duncker Streett & Co
Missouri
$2.53M
CV
1185
Counterweight Ventures
North Carolina
$2.52M
GIC
1186
Generali Investments CEE
Czech Republic
$2.52M
PWMG
1187
Prestige Wealth Management Group
New Jersey
$2.52M
MSAM
1188
Moloney Securities Asset Management
Missouri
$2.51M
KWM
1189
Keebeck Wealth Management
Illinois
$2.51M
WT
1190
Washington Trust
Rhode Island
$2.51M
CAMG
1191
CWA Asset Management Group
Florida
$2.51M
BC
1192
Broadwater Capital
Massachusetts
$2.5M
PG
1193
Patten Group
Tennessee
$2.5M
WKWM
1194
Walter & Keenan Wealth Management
Indiana
$2.5M
BIAS
1195
Beacon Investment Advisory Services
New Jersey
$2.49M
MJRIC
1196
Mogy Joel R Investment Counsel
California
$2.49M
ZIC
1197
ZWJ Investment Counsel
Georgia
$2.48M
AFG
1198
Allegheny Financial Group
Pennsylvania
$2.48M
CP
1199
CenterBook Partners
Connecticut
$2.47M
BFC
1200
Blue Fin Capital
Rhode Island
$2.46M