3,252 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, 1,330 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: 1,330 | Existing positions reduced: 1,399

1% less funds holding

Funds holding: 3,2963,252 (-44)

2.21% less ownership

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

Holders
3,252
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
PTP
1726
Platform Technology Partners
New York
$1.08M
CASB
1727
Cape Ann Savings Bank
Massachusetts
$1.08M
CT
1728
Colonial Trust
South Carolina
$1.08M
CNTOF
1729
Canandaigua National Trust of Florida
New York
$1.08M
OC
1730
Opinicus Capital
Florida
$1.08M
KJWM
1731
Kiley Juergens Wealth Management
Washington
$1.07M
SAA
1732
Southeast Asset Advisors
Georgia
$1.07M
MEG
1733
Millstone Evans Group
Colorado
$1.07M
TNA
1734
True North Advisors
Texas
$1.07M
JTWM
1735
Jackson Thornton Wealth Management
Alabama
$1.07M
HJGA
1736
Hardman Johnston Global Advisors
Connecticut
$1.07M
CII
1737
Capital International Inc
California
$1.07M
AIA
1738
Affinity Investment Advisors
California
$1.07M
BA
1739
Bristlecone Advisors
Washington
$1.07M
P
1740
Pitcairn
Pennsylvania
$1.06M
WW
1741
Winnow Wealth
Texas
$1.06M
JGIA
1742
Jackson Grant Investment Advisers
Connecticut
$1.06M
RCA
1743
Resonant Capital Advisors
Wisconsin
$1.06M
FAM
1744
Formidable Asset Management
Ohio
$1.06M
CA
1745
CoreCap Advisors
Michigan
$1.06M
AA
1746
Alta Advisers
United Kingdom
$1.06M
ABLA
1747
Alan B. Lancz & Associates
Ohio
$1.06M
TCWM
1748
Total Clarity Wealth Management
Illinois
$1.05M
LA
1749
LexAurum Advisors
Kansas
$1.05M
MAM
1750
Mirabaud Asset Management
United Kingdom
$1.05M