3,253 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, 1,331 increasing their positions, 1,399 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: 1,331 | Existing positions reduced: 1,399

1% less funds holding

Funds holding: 3,2963,253 (-43)

2.2% less ownership

Funds ownership: 78.07%75.87% (-2.2%)

Holders
3,253
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
CG
826
Caprock Group
Idaho
$5.33M
PI
827
PFG Investments
New York
$5.31M
CC
828
Capital Counsel
New York
$5.31M
SW
829
SVB Wealth
Massachusetts
$5.3M
GI
830
GAMCO Investors
Connecticut
$5.29M
JG
831
Jain Global
New York
$5.28M
EFIC
832
Eliot Finkel Investment Counsel
California
$5.27M
QT
833
Quantbot Technologies
New York
$5.27M
JHCP
834
Jackson Hole Capital Partners
Oklahoma
$5.26M
RPC
835
Rossmore Private Capital
Connecticut
$5.25M
BOC
836
Barbara Oil Co
Illinois
$5.23M
FB
837
Fulton Bank
Pennsylvania
$5.21M
FCBT
838
First Citizens Bank & Trust
North Carolina
$5.2M
GIA
839
Guyasuta Investment Advisors
Pennsylvania
$5.18M
CAU
840
Caxton Associates (UK)
$5.12M
PRS
841
Pinkerton Retirement Specialists
Idaho
$5.09M
AW
842
Apricus Wealth
South Carolina
$5.08M
MGIA
843
Moneta Group Investment Advisors
Missouri
$5.08M
BL
844
BCWM LLC
Kansas
$5.08M
AC
845
Arrow Capital
Australia
$5.07M
GI
846
GLOBALT Investments
Georgia
$5.07M
FF
847
Fluent Financial
Texas
$5.05M
LFM
848
LGT Fund Management
Liechtenstein
$5.02M
ACM
849
Argyle Capital Management
Pennsylvania
$5.02M
BFO
850
Biltmore Family Office
North Carolina
$4.99M