3,250 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, 1,329 increasing their positions, 1,398 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: 1,329 | Existing positions reduced: 1,398

1% less funds holding

Funds holding: 3,2953,250 (-45)

2.21% less ownership

Funds ownership: 78.03%75.82% (-2.2%)

Holders
3,250
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
BPFA
1751
Barnes Pettey Financial Advisors
Mississippi
$1.05M
MLA
1752
MB, Levis & Associates
Pennsylvania
$1.05M
CA
1753
Claro Advisors
Massachusetts
$1.05M
FFN
1754
Focus Financial Network
Minnesota
$1.04M
CAG
1755
Csenge Advisory Group
Florida
$1.04M
Axa
1756
Axa
France
$1.04M
WAM
1757
WNY Asset Management
New York
$1.04M
ACS
1758
Archford Capital Strategies
Illinois
$1.04M
GWCM
1759
Godshalk Welsh Capital Management
Pennsylvania
$1.04M
PIA
1760
Pinion Investment Advisors
Kansas
$1.04M
PGA
1761
Portland Global Advisors
Maine
$1.04M
ECM
1762
Elgethun Capital Management
South Dakota
$1.03M
MA
1763
MONECO Advisors
Connecticut
$1.03M
MFG
1764
MidWestOne Financial Group
Iowa
$1.03M
SC
1765
Schulhoff & Co
Ohio
$1.03M
TAP
1766
Tounjian Advisory Partners
Florida
$1.03M
BHB
1767
Bank Hapoalim BM
Israel
$1.03M
NAS
1768
Nicolet Advisory Services
Wisconsin
$1.03M
AIM
1769
Advyzon Investment Management
Illinois
$1.02M
TC
1770
Truvestments Capital
Florida
$1.02M
BCG
1771
Breakwater Capital Group
New Jersey
$1.02M
LCM
1772
LVM Capital Management
Michigan
$1.02M
EFG
1773
Everhart Financial Group
Ohio
$1.02M
AM
1774
AGF Management
Ontario, Canada
$1.02M
CHJWM
1775
Carlton Hofferkamp & Jenks Wealth Management
Texas
$1.02M