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
MFG
1776
MidWestOne Financial Group
Iowa
$1.03M
SC
1777
Schulhoff & Co
Ohio
$1.03M
TAP
1778
Tounjian Advisory Partners
Florida
$1.03M
BHB
1779
Bank Hapoalim BM
Israel
$1.03M
NAS
1780
Nicolet Advisory Services
Wisconsin
$1.03M
AIM
1781
Advyzon Investment Management
Illinois
$1.02M
TC
1782
Truvestments Capital
Florida
$1.02M
BCG
1783
Breakwater Capital Group
New Jersey
$1.02M
LCM
1784
LVM Capital Management
Michigan
$1.02M
EFG
1785
Everhart Financial Group
Ohio
$1.02M
AM
1786
AGF Management
Ontario, Canada
$1.02M
CHJWM
1787
Carlton Hofferkamp & Jenks Wealth Management
Texas
$1.02M
CG
1788
Curat Global
New Hampshire
$1.02M
FNC
1789
First National Corp
Massachusetts
$1.02M
LTAS
1790
Linden Thomas Advisory Services
North Carolina
$1.02M
BTWM
1791
Baker Tilly Wealth Management
Wisconsin
$1.02M
DWM
1792
Dynasty Wealth Management
Florida
$1.02M
WA1
1793
Wimmer Associates 1
California
$1.02M
GWA
1794
Gibson Wealth Advisors
Texas
$1.02M
FFA
1795
Fragasso Financial Advisors
Pennsylvania
$1.02M
NIA
1796
NIA Impact Advisors
California
$1.02M
BDS
1797
Banco de Sabadell
Florida
$1.01M
WFS
1798
Widmann Financial Services
Maryland
$1.01M
DFA
1799
Delta Financial Advisors
Louisiana
$1.01M
CFFP
1800
Center for Financial Planning
Michigan
$1.01M