3,289 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, 1,345 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: 3,3103,289 (-21)

5% less repeat investments, than reductions

Existing positions increased: 1,345 | Existing positions reduced: 1,419

2.22% less ownership

Funds ownership: 78.27%76.04% (-2.2%)

Holders
3,289
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
AMG
801
Advisors Management Group
Wisconsin
$5.8M
SFS
802
Sowell Financial Services
Arkansas
$5.79M
WI
803
Wahed Invest
New York
$5.79M
GI
804
GAMMA Investing
California
$5.78M
MHIC
805
Marble Harbor Investment Counsel
Massachusetts
$5.77M
PFPT
806
Pinnacle Financial Partners (Tennessee)
Tennessee
$5.72M
WIA
807
World Investment Advisors
California
$5.68M
BRM
808
Boston Research & Management
Massachusetts
$5.67M
PIM
809
Plato Investment Management
Australia
$5.67M
AIM
810
Anchor Investment Management
South Carolina
$5.66M
MSA
811
MUFG Securities Americas
New York
$5.65M
PCA
812
Pallas Capital Advisors
Massachusetts
$5.64M
CAL
813
Capital Analysts LLC
Pennsylvania
$5.62M
HAG
814
HighPoint Advisor Group
Illinois
$5.61M
FAB
815
First American Bank
Illinois
$5.58M
GWMR
816
GC Wealth Management RIA
Massachusetts
$5.57M
KRSITF
817
Kentucky Retirement Systems Insurance Trust Fund
Kentucky
$5.57M
NC
818
NewSquare Capital
Pennsylvania
$5.54M
NB
819
Northwest Bancshares
Pennsylvania
$5.53M
FFA
820
Farther Finance Advisors
California
$5.51M
BDLIB
821
Banque de Luxembourg Investments (BLI)
Luxembourg
$5.5M
NEAM
822
New England Asset Management
Connecticut
$5.5M
AWM
823
Axxcess Wealth Management
California
$5.5M
ACI
824
Alpha Cubed Investments
California
$5.47M
OCBCO
825
Oversea-Chinese Banking Corp (OCBC)
Singapore
$5.46M