3,272 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, 1,339 increasing their positions, 1,408 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: 3,3023,272 (-30)

5% less repeat investments, than reductions

Existing positions increased: 1,339 | Existing positions reduced: 1,408

2.19% less ownership

Funds ownership: 78.17%75.99% (-2.2%)

Holders
3,272
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
Ohio Public Employees Retirement System (OPERS)
176
Ohio Public Employees Retirement System (OPERS)
Ohio
$86.3M
Luther King Capital Management (LKCM)
177
Luther King Capital Management (LKCM)
Texas
$84.2M
CIBC World Market
178
CIBC World Market
Ontario, Canada
$82.4M
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
179
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$81.9M
BNP Paribas Asset Management
180
BNP Paribas Asset Management
France
$81.4M
Citadel Advisors
181
Citadel Advisors
Florida
$81.2M
Comerica Bank
182
Comerica Bank
Texas
$81.1M
MSV
183
MN Services Vermogensbeheer
Netherlands
$80.2M
Carson Wealth (CWM LLC)
184
Carson Wealth (CWM LLC)
Nebraska
$80.2M
State of Tennessee, Department of Treasury
185
State of Tennessee, Department of Treasury
Tennessee
$79.8M
PIM
186
Platinum Investment Management
Australia
$78.8M
Voloridge Investment Management
187
Voloridge Investment Management
Florida
$78.8M
RAM
188
Resona Asset Management
Japan
$77.9M
FAF
189
Fjarde Ap-fonden
Sweden
$77.6M
WP
190
Woodline Partners
California
$76.3M
Osaic Holdings
191
Osaic Holdings
Arizona
$75.1M
SP
192
Sarasin & Partners
United Kingdom
$74.5M
Marshall Wace
193
Marshall Wace
United Kingdom
$74.2M
State of New Jersey Common Pension Fund D
194
State of New Jersey Common Pension Fund D
New Jersey
$73.7M
N
195
Natixis
France
$73M
Teacher Retirement System of Texas
196
Teacher Retirement System of Texas
Texas
$72.5M
LF
197
Lansforsakringar Fondforvaltning
Sweden
$71.9M
IG
198
ING Group
Netherlands
$71.8M
MIF
199
Mediolanum International Funds
Ireland
$70.5M
KeyBank National Association
200
KeyBank National Association
Ohio
$70.2M