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
AIM
801
Anchor Investment Management
South Carolina
$5.66M
MSA
802
MUFG Securities Americas
New York
$5.65M
PCA
803
Pallas Capital Advisors
Massachusetts
$5.64M
CAL
804
Capital Analysts LLC
Pennsylvania
$5.62M
HAG
805
HighPoint Advisor Group
Illinois
$5.61M
FAB
806
First American Bank
Illinois
$5.58M
GWMR
807
GC Wealth Management RIA
Massachusetts
$5.57M
KRSITF
808
Kentucky Retirement Systems Insurance Trust Fund
Kentucky
$5.57M
NC
809
NewSquare Capital
Pennsylvania
$5.54M
NB
810
Northwest Bancshares
Pennsylvania
$5.53M
FFA
811
Farther Finance Advisors
California
$5.51M
BDLIB
812
Banque de Luxembourg Investments (BLI)
Luxembourg
$5.5M
NEAM
813
New England Asset Management
Connecticut
$5.5M
AWM
814
Axxcess Wealth Management
California
$5.5M
ACI
815
Alpha Cubed Investments
California
$5.47M
OCBCO
816
Oversea-Chinese Banking Corp (OCBC)
Singapore
$5.46M
PT
817
Plimoth Trust
Massachusetts
$5.46M
JAFL
818
Jay A. Fishman Ltd
Michigan
$5.45M
RWA
819
Roberts Wealth Advisors
California
$5.45M
RFM
820
Royal Fund Management
Florida
$5.44M
NW
821
NewEdge Wealth
Pennsylvania
$5.43M
PFM
822
Privium Fund Management
Netherlands
$5.4M
SVWAG
823
Sound View Wealth Advisors Group
Georgia
$5.35M
FDP
824
Financiere des Professionnels
Quebec, Canada
$5.34M
MYAM
825
Meiji Yasuda Asset Management
Japan
$5.34M