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
GBT
1626
Grove Bank & Trust
Florida
$1.26M
BAM
1627
Belpointe Asset Management
Nevada
$1.26M
RWA
1628
Redhawk Wealth Advisors
Minnesota
$1.26M
IAS
1629
Insigneo Advisory Services
Florida
$1.25M
AIM
1630
Acropolis Investment Management
Missouri
$1.25M
WPW
1631
Waldron Private Wealth
Pennsylvania
$1.25M
TPI
1632
Trust Point Inc
Wisconsin
$1.25M
PPC
1633
Park Place Capital
Alabama
$1.24M
RFA
1634
Register Financial Advisors
Georgia
$1.24M
CCP
1635
Cassia Capital Partners
North Carolina
$1.24M
MAA
1636
Mraz Amerine & Associates
California
$1.24M
GITFIT
1637
Generali Investments Towarzystwo Funduszy Inwestycyjnych (TFI)
Poland
$1.24M
KTM
1638
Keeler Thomas Management
Utah
$1.23M
CWM
1639
Chesapeake Wealth Management
Virginia
$1.23M
HIMS
1640
Hager Investment Management Services
New Hampshire
$1.23M
BDA
1641
Borer Denton & Associates
Pennsylvania
$1.23M
CA
1642
Calton & Associates
Florida
$1.23M
FCM
1643
Fourpath Capital Management
Oklahoma
$1.23M
CIA
1644
Cladis Investment Advisory
Montana
$1.23M
WCM
1645
Wisconsin Capital Management
Wisconsin
$1.23M
NL
1646
Navalign LLC
California
$1.23M
BTC
1647
Bank & Trust Company
Illinois
$1.23M
KFS
1648
Keynote Financial Services
Connecticut
$1.22M
RWM
1649
RKL Wealth Management
Pennsylvania
$1.22M
MSWM
1650
McGlone Suttner Wealth Management
Wisconsin
$1.22M