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
AAI
1801
American Assets Inc
California
$1.01M
TLA
1802
Tanglewood Legacy Advisors
Texas
$1.01M
CC
1803
Cadinha & Co
Hawaii
$1M
RWPA
1804
Richard W. Paul & Associates
Michigan
$1M
FFC
1805
First Financial Corp
Indiana
$1M
AF
1806
Advisornet Financial
Minnesota
$1M
DAM
1807
Doheny Asset Management
California
$1M
AEPWM
1808
Atlantic Edge Private Wealth Management
Florida
$1M
PCM
1809
Pinnbrook Capital Management
New York
$1M
SA
1810
Sylvest Advisors
Texas
$1M
CFM
1811
Catalyst Funds Management
Australia
$999K
WMA
1812
Wealth Management Associates
New Jersey
$998K
MCM
1813
Monument Capital Management
Virginia
$997K
SI
1814
Saxon Interests
Texas
$995K
WDC
1815
Woodward Diversified Capital
California
$995K
NSAM
1816
North Star Asset Management
Wisconsin
$994K
DI
1817
Diligent Investors
California
$992K
CF
1818
Convergence Financial
Missouri
$989K
AA
1819
ABC Arbitrage
France
$989K
CHC
1820
City Holding Co
West Virginia
$986K
TCOTS
1821
Trust Company of the South
North Carolina
$983K
PPWP
1822
Premier Path Wealth Partners
New Jersey
$981K
LIM
1823
Loudon Investment Management
New Hampshire
$978K
AWM
1824
Avior Wealth Management
Nebraska
$977K
HAIM
1825
Hunter Associates Investment Management
Pennsylvania
$974K