3,288 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, 1,344 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: 3,3093,288 (-21)

5% less repeat investments, than reductions

Existing positions increased: 1,344 | Existing positions reduced: 1,419

2.22% less ownership

Funds ownership: 78.27%76.05% (-2.2%)

Holders
3,288
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
ZIM
176
Zacks Investment Management
Illinois
$86.3M
Ohio Public Employees Retirement System (OPERS)
177
Ohio Public Employees Retirement System (OPERS)
Ohio
$86.3M
Luther King Capital Management (LKCM)
178
Luther King Capital Management (LKCM)
Texas
$84.2M
CIBC World Market
179
CIBC World Market
Ontario, Canada
$82.4M
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
180
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$81.9M
BNP Paribas Asset Management
181
BNP Paribas Asset Management
France
$81.4M
Citadel Advisors
182
Citadel Advisors
Florida
$81.2M
Comerica Bank
183
Comerica Bank
Texas
$81.1M
MSV
184
MN Services Vermogensbeheer
Netherlands
$80.2M
Carson Wealth (CWM LLC)
185
Carson Wealth (CWM LLC)
Nebraska
$80.2M
State of Tennessee, Department of Treasury
186
State of Tennessee, Department of Treasury
Tennessee
$79.8M
PIM
187
Platinum Investment Management
Australia
$78.8M
Voloridge Investment Management
188
Voloridge Investment Management
Florida
$78.8M
RAM
189
Resona Asset Management
Japan
$77.9M
FAF
190
Fjarde Ap-fonden
Sweden
$77.6M
WP
191
Woodline Partners
California
$76.3M
Osaic Holdings
192
Osaic Holdings
Arizona
$75.1M
SP
193
Sarasin & Partners
United Kingdom
$74.5M
Marshall Wace
194
Marshall Wace
United Kingdom
$74.2M
State of New Jersey Common Pension Fund D
195
State of New Jersey Common Pension Fund D
New Jersey
$73.7M
N
196
Natixis
France
$73M
Teacher Retirement System of Texas
197
Teacher Retirement System of Texas
Texas
$72.5M
LF
198
Lansforsakringar Fondforvaltning
Sweden
$71.9M
IG
199
ING Group
Netherlands
$71.8M
MIF
200
Mediolanum International Funds
Ireland
$70.5M