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
IBOK
1051
Independence Bank of Kentucky
Kentucky
$3.33M
MK
1052
MASTERINVEST Kapitalanlage
$3.32M
XT
1053
XTX Topco
Cayman Islands
$3.32M
BL
1054
BFSG LLC
California
$3.31M
SBFM
1055
S-Bank Fund Management
Finland
$3.3M
ACP
1056
Aviance Capital Partners
Florida
$3.3M
UCI
1057
Uncommon Cents Investing
Wisconsin
$3.29M
SAM
1058
Shell Asset Management
Netherlands
$3.29M
VA
1059
VestGen Advisors
Illinois
$3.29M
AFG
1060
Atomi Financial Group
New York
$3.29M
JFGIW
1061
Johnson Financial Group Inc (Wisconsin)
Wisconsin
$3.28M
PA
1062
PFG Advisors
Arizona
$3.26M
SSWM
1063
Smith Salley Wealth Management
North Carolina
$3.26M
OBAM
1064
ODDO BHF Asset Management
France
$3.25M
CB
1065
Cadence Bank
Mississippi
$3.25M
USCWA
1066
U.S. Capital Wealth Advisors
Texas
$3.25M
JPMIA
1067
J.P. Marvel Investment Advisors
Massachusetts
$3.25M
DJSG
1068
D.J. St. Germain
Massachusetts
$3.24M
JIC
1069
Joel Isaacson & Co
New York
$3.23M
SSA
1070
SSA Swiss Advisors
$3.19M
AC
1071
AlphaCore Capital
California
$3.19M
LWA
1072
Lineweaver Wealth Advisors
Ohio
$3.18M
TCMG
1073
TSP Capital Management Group
New Jersey
$3.17M
BRWA
1074
B. Riley Wealth Advisors
Florida
$3.17M
BHA
1075
Beech Hill Advisors
New York
$3.14M