3,244 hedge funds and large institutions have $159B invested in Merck in 2025 Q3 according to their latest regulatory filings, with 191 funds opening new positions, 1,326 increasing their positions, 1,396 reducing their positions, and 147 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: $ → $

5% less repeat investments, than reductions

Existing positions increased: 1,326 | Existing positions reduced: 1,396

1% less funds holding

Funds holding: 3,2933,244 (-49)

2.24% less ownership

Funds ownership: 78.03%75.78% (-2.2%)

Holders
3,244
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
Nisa Investment Advisors
226
Nisa Investment Advisors
Missouri
$58M
Mirae Asset Global ETFs Holdings
227
Mirae Asset Global ETFs Holdings
Hong Kong
$57.9M
VOYA Investment Management
228
VOYA Investment Management
Georgia
$57.6M
Balyasny Asset Management
229
Balyasny Asset Management
Illinois
$57.5M
RBI
230
Raiffeisen Bank International
Austria
$55M
1832 Asset Management
231
1832 Asset Management
Ontario, Canada
$54.8M
Jane Street
232
Jane Street
New York
$54.6M
A
233
AustralianSuper
Australia
$54.4M
Holocene Advisors
234
Holocene Advisors
New York
$54.2M
Allspring Global Investments
235
Allspring Global Investments
North Carolina
$53.7M
CNB
236
Czech National Bank
Czech Republic
$53.2M
TAF
237
Tredje AP-fonden
Sweden
$53M
OIAM
238
OFI Invest Asset Management
France
$52.4M
IIM
239
INTECH Investment Management
Florida
$52.2M
QCM
240
Quantinno Capital Management
New York
$52.1M
MIM
241
MetLife Investment Management
New Jersey
$52M
HWA
242
Heritage Wealth Advisors
Virginia
$51.5M
FWIA
243
Fort Washington Investment Advisors
Ohio
$51.4M
VLKIM
244
Van Lanschot Kempen Investment Management
Netherlands
$50.9M
CAM
245
Cacti Asset Management
Georgia
$50.7M
EF
246
Empowered Funds
Pennsylvania
$50.6M
Fifth Third Bancorp
247
Fifth Third Bancorp
Ohio
$50.4M
COPPSERS
248
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$50.3M
SMDAM
249
Sumitomo Mitsui DS Asset Management
Japan
$50M
GAM
250
Gotham Asset Management
New York
$49.7M