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
ORIO
226
Old Republic International (ORI)
Illinois
$59.2M
Boston Partners
227
Boston Partners
Massachusetts
$59M
EIP
228
Epoch Investment Partners
New York
$58.2M
CLOS
229
Compagnie Lombard Odier SCmA
Switzerland
$58.2M
Nisa Investment Advisors
230
Nisa Investment Advisors
Missouri
$58M
Mirae Asset Global ETFs Holdings
231
Mirae Asset Global ETFs Holdings
Hong Kong
$57.9M
VOYA Investment Management
232
VOYA Investment Management
Georgia
$57.6M
Balyasny Asset Management
233
Balyasny Asset Management
Illinois
$57.5M
RBI
234
Raiffeisen Bank International
Austria
$55M
1832 Asset Management
235
1832 Asset Management
Ontario, Canada
$54.8M
Jane Street
236
Jane Street
New York
$54.6M
A
237
AustralianSuper
Australia
$54.4M
Holocene Advisors
238
Holocene Advisors
New York
$54.2M
Allspring Global Investments
239
Allspring Global Investments
North Carolina
$53.7M
CNB
240
Czech National Bank
Czech Republic
$53.2M
TAF
241
Tredje AP-fonden
Sweden
$53M
OIAM
242
OFI Invest Asset Management
France
$52.4M
IIM
243
INTECH Investment Management
Florida
$52.2M
QCM
244
Quantinno Capital Management
New York
$52.1M
MIM
245
MetLife Investment Management
New Jersey
$52M
HWA
246
Heritage Wealth Advisors
Virginia
$51.5M
FWIA
247
Fort Washington Investment Advisors
Ohio
$51.4M
VLKIM
248
Van Lanschot Kempen Investment Management
Netherlands
$50.9M
CAM
249
Cacti Asset Management
Georgia
$50.7M
EF
250
Empowered Funds
Pennsylvania
$50.6M