3,294 hedge funds and large institutions have $160B invested in Merck in 2025 Q3 according to their latest regulatory filings, with 189 funds opening new positions, 1,347 increasing their positions, 1,421 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: 3,3143,294 (-20)

5% less repeat investments, than reductions

Existing positions increased: 1,347 | Existing positions reduced: 1,421

2.2% less ownership

Funds ownership: 78.35%76.15% (-2.2%)

Holders
3,294
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
BG
176
Bahl & Gaynor
Ohio
$86.4M
ZIM
177
Zacks Investment Management
Illinois
$86.3M
Ohio Public Employees Retirement System (OPERS)
178
Ohio Public Employees Retirement System (OPERS)
Ohio
$86.3M
Luther King Capital Management (LKCM)
179
Luther King Capital Management (LKCM)
Texas
$84.2M
CIBC World Market
180
CIBC World Market
Ontario, Canada
$82.4M
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
181
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$81.9M
BNP Paribas Asset Management
182
BNP Paribas Asset Management
France
$81.4M
Citadel Advisors
183
Citadel Advisors
Florida
$81.2M
Comerica Bank
184
Comerica Bank
Texas
$81.1M
MSV
185
MN Services Vermogensbeheer
Netherlands
$80.2M
Carson Wealth (CWM LLC)
186
Carson Wealth (CWM LLC)
Nebraska
$80.2M
State of Tennessee, Department of Treasury
187
State of Tennessee, Department of Treasury
Tennessee
$79.8M
PIM
188
Platinum Investment Management
Australia
$78.8M
Voloridge Investment Management
189
Voloridge Investment Management
Florida
$78.8M
RAM
190
Resona Asset Management
Japan
$77.9M
FAF
191
Fjarde Ap-fonden
Sweden
$77.6M
WP
192
Woodline Partners
California
$76.3M
Osaic Holdings
193
Osaic Holdings
Arizona
$75.1M
SP
194
Sarasin & Partners
United Kingdom
$74.5M
Marshall Wace
195
Marshall Wace
United Kingdom
$74.2M
State of New Jersey Common Pension Fund D
196
State of New Jersey Common Pension Fund D
New Jersey
$73.7M
N
197
Natixis
France
$73M
Teacher Retirement System of Texas
198
Teacher Retirement System of Texas
Texas
$72.5M
LF
199
Lansforsakringar Fondforvaltning
Sweden
$71.9M
IG
200
ING Group
Netherlands
$71.8M