3,289 hedge funds and large institutions have $159B invested in Merck in 2025 Q3 according to their latest regulatory filings, with 189 funds opening new positions, 1,344 increasing their positions, 1,420 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: 3,3103,289 (-21)

5% less repeat investments, than reductions

Existing positions increased: 1,344 | Existing positions reduced: 1,420

2.22% less ownership

Funds ownership: 78.27%76.04% (-2.2%)

Holders
3,289
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 -$847M
2 -$568M
3 -$443M
4
BlackRock
BlackRock
New York
-$285M
5
Goldman Sachs
Goldman Sachs
New York
-$278M
Name Holding Trade Value Shares
Change
Change in
Stake
FFA
1801
Fragasso Financial Advisors
Pennsylvania
$1.02M
NIA
1802
NIA Impact Advisors
California
$1.02M
BDS
1803
Banco de Sabadell
Florida
$1.01M
WFS
1804
Widmann Financial Services
Maryland
$1.01M
DFA
1805
Delta Financial Advisors
Louisiana
$1.01M
CFFP
1806
Center for Financial Planning
Michigan
$1.01M
AAI
1807
American Assets Inc
California
$1.01M
TLA
1808
Tanglewood Legacy Advisors
Texas
$1.01M
CC
1809
Cadinha & Co
Hawaii
$1M
RWPA
1810
Richard W. Paul & Associates
Michigan
$1M
FFC
1811
First Financial Corp
Indiana
$1M
AF
1812
Advisornet Financial
Minnesota
$1M
DAM
1813
Doheny Asset Management
California
$1M
AEPWM
1814
Atlantic Edge Private Wealth Management
Florida
$1M
PCM
1815
Pinnbrook Capital Management
New York
$1M
SA
1816
Sylvest Advisors
Texas
$1M
CFM
1817
Catalyst Funds Management
Australia
$999K
WMA
1818
Wealth Management Associates
New Jersey
$998K
MCM
1819
Monument Capital Management
Virginia
$997K
SI
1820
Saxon Interests
Texas
$995K
WDC
1821
Woodward Diversified Capital
California
$995K
NSAM
1822
North Star Asset Management
Wisconsin
$994K
DI
1823
Diligent Investors
California
$992K
CF
1824
Convergence Financial
Missouri
$989K
AA
1825
ABC Arbitrage
France
$989K