3,273 hedge funds and large institutions have $159B invested in Merck in 2025 Q3 according to their latest regulatory filings, with 190 funds opening new positions, 1,338 increasing their positions, 1,410 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: 3,3023,273 (-29)

5% less repeat investments, than reductions

Existing positions increased: 1,338 | Existing positions reduced: 1,410

2.19% less ownership

Funds ownership: 78.17%75.98% (-2.2%)

Holders
3,273
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
MHIC
801
Marble Harbor Investment Counsel
Massachusetts
$5.77M
PFP
802
Pinnacle Financial Partners
Tennessee
$5.72M
WIA
803
World Investment Advisors
California
$5.68M
BRM
804
Boston Research & Management
Massachusetts
$5.67M
PIM
805
Plato Investment Management
Australia
$5.67M
AIM
806
Anchor Investment Management
South Carolina
$5.66M
MSA
807
MUFG Securities Americas
New York
$5.65M
PCA
808
Pallas Capital Advisors
Massachusetts
$5.64M
CAL
809
Capital Analysts LLC
Pennsylvania
$5.62M
HAG
810
HighPoint Advisor Group
Illinois
$5.61M
FAB
811
First American Bank
Illinois
$5.58M
GWMR
812
GC Wealth Management RIA
Massachusetts
$5.57M
KRSITF
813
Kentucky Retirement Systems Insurance Trust Fund
Kentucky
$5.57M
NC
814
NewSquare Capital
Pennsylvania
$5.54M
NB
815
Northwest Bancshares
Pennsylvania
$5.53M
FFA
816
Farther Finance Advisors
California
$5.51M
BDLIB
817
Banque de Luxembourg Investments (BLI)
Luxembourg
$5.5M
NEAM
818
New England Asset Management
Connecticut
$5.5M
AWM
819
Axxcess Wealth Management
California
$5.5M
ACI
820
Alpha Cubed Investments
California
$5.47M
OCBCO
821
Oversea-Chinese Banking Corp (OCBC)
Singapore
$5.46M
PT
822
Plimoth Trust
Massachusetts
$5.46M
JAFL
823
Jay A. Fishman Ltd
Michigan
$5.45M
RWA
824
Roberts Wealth Advisors
California
$5.45M
RFM
825
Royal Fund Management
Florida
$5.44M