3,289 hedge funds and large institutions have $159B invested in Merck in 2025 Q3 according to their latest regulatory filings, with 189 funds opening new positions, 1,345 increasing their positions, 1,419 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: 3,3103,289 (-21)

5% less repeat investments, than reductions

Existing positions increased: 1,345 | Existing positions reduced: 1,419

2.22% less ownership

Funds ownership: 78.27%76.04% (-2.2%)

Holders
3,289
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 -$847M
2 -$568M
3 -$443M
4
BlackRock
BlackRock
New York
-$285M
5
Goldman Sachs
Goldman Sachs
New York
-$278M
Name Holding Trade Value Shares
Change
Change in
Stake
BWP
1176
Burling Wealth Partners
Illinois
$2.56M
LWM
1177
Lodestone Wealth Management
Washington
$2.56M
HA
1178
Herold Advisors
New York
$2.55M
IA
1179
IFP Advisors
Florida
$2.55M
SIG
1180
Stonegate Investment Group
Alabama
$2.54M
SC
1181
Stolper & Co
Oklahoma
$2.54M
RCAG
1182
Rehmann Capital Advisory Group
Michigan
$2.54M
VNIM
1183
Vaughan Nelson Investment Management
Texas
$2.54M
PAM
1184
Paradigm Asset Management
New York
$2.53M
STAS
1185
Strong Tower Advisory Services
Minnesota
$2.53M
ERIC
1186
Eagle Rock Investment Company
Georgia
$2.53M
CCG
1187
Ceeto Capital Group
Florida
$2.53M
ADBIC
1188
A.D. Beadell Investment Counsel
Wisconsin
$2.53M
DSC
1189
Duncker Streett & Co
Missouri
$2.53M
CV
1190
Counterweight Ventures
North Carolina
$2.52M
GIC
1191
Generali Investments CEE
Czech Republic
$2.52M
PWMG
1192
Prestige Wealth Management Group
New Jersey
$2.52M
MSAM
1193
Moloney Securities Asset Management
Missouri
$2.51M
KWM
1194
Keebeck Wealth Management
Illinois
$2.51M
WT
1195
Washington Trust
Rhode Island
$2.51M
CAMG
1196
CWA Asset Management Group
Florida
$2.51M
BC
1197
Broadwater Capital
Massachusetts
$2.5M
PG
1198
Patten Group
Tennessee
$2.5M
WKWM
1199
Walter & Keenan Wealth Management
Indiana
$2.5M
BIAS
1200
Beacon Investment Advisory Services
New Jersey
$2.49M