3,274 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, 1,411 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: 3,3023,274 (-28)

5% less repeat investments, than reductions

Existing positions increased: 1,338 | Existing positions reduced: 1,411

2.14% less ownership

Funds ownership: 78.17%76.03% (-2.1%)

Holders
3,274
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
WW
1751
Winnow Wealth
Texas
$1.06M
JGIA
1752
Jackson Grant Investment Advisers
Connecticut
$1.06M
RCA
1753
Resonant Capital Advisors
Wisconsin
$1.06M
FAM
1754
Formidable Asset Management
Ohio
$1.06M
CA
1755
CoreCap Advisors
Michigan
$1.06M
AA
1756
Alta Advisers
United Kingdom
$1.06M
ABLA
1757
Alan B. Lancz & Associates
Ohio
$1.06M
TCWM
1758
Total Clarity Wealth Management
Illinois
$1.05M
LA
1759
LexAurum Advisors
Kansas
$1.05M
MAM
1760
Mirabaud Asset Management
United Kingdom
$1.05M
QWM
1761
Quadcap Wealth Management
Texas
$1.05M
SWP
1762
Summit Wealth Partners
Florida
$1.05M
BPFA
1763
Barnes Pettey Financial Advisors
Mississippi
$1.05M
MLA
1764
MB, Levis & Associates
Pennsylvania
$1.05M
SI
1765
Severin Investments
Missouri
$1.05M
CA
1766
Claro Advisors
Massachusetts
$1.05M
FFN
1767
Focus Financial Network
Minnesota
$1.04M
CAG
1768
Csenge Advisory Group
Florida
$1.04M
Axa
1769
Axa
France
$1.04M
WAM
1770
WNY Asset Management
New York
$1.04M
ACS
1771
Archford Capital Strategies
Illinois
$1.04M
GWCM
1772
Godshalk Welsh Capital Management
Pennsylvania
$1.04M
PIA
1773
Pinion Investment Advisors
Kansas
$1.04M
PGA
1774
Portland Global Advisors
Maine
$1.04M
ECM
1775
Elgethun Capital Management
South Dakota
$1.03M