3,253 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, 1,331 increasing their positions, 1,399 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: 1,331 | Existing positions reduced: 1,399

1% less funds holding

Funds holding: 3,2963,253 (-43)

2.2% less ownership

Funds ownership: 78.07%75.87% (-2.2%)

Holders
3,253
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
STA
726
Summit Trail Advisors
New York
$6.96M
MCM
727
Mill Capital Management
North Carolina
$6.92M
DDC
728
DF Dent & Co
Maryland
$6.89M
CCB
729
Country Club Bank
Missouri
$6.88M
CAM
730
Carret Asset Management
New York
$6.88M
RWA
731
River Wealth Advisors
Pennsylvania
$6.88M
CDDEC
732
Caisse Des Depots Et Consignations
France
$6.86M
GCM
733
Gibraltar Capital Management
Oklahoma
$6.85M
LNWWM
734
Laird Norton Wetherby Wealth Management
California
$6.84M
SAM
735
Synergy Asset Management
Washington
$6.84M
SIG
736
Sky Investment Group
Connecticut
$6.83M
EGM
737
Engineers Gate Manager
New York
$6.82M
MA
738
Mutual Advisors
Nebraska
$6.8M
NPT
739
Nixon Peabody Trust
Massachusetts
$6.74M
Envestnet Portfolio Solutions
740
Envestnet Portfolio Solutions
Illinois
$6.74M
NSEDCP
741
NJ State Employees Deferred Compensation Plan
New Jersey
$6.74M
AWA
742
Arkadios Wealth Advisors
Georgia
$6.71M
BHWA
743
Beacon Harbor Wealth Advisors
Virginia
$6.7M
NMIMC
744
Northwestern Mutual Investment Management Company
Wisconsin
$6.68M
BB
745
Busey Bank
Illinois
$6.67M
1IA
746
1834 Investment Advisors
Wisconsin
$6.67M
LOPW
747
Live Oak Private Wealth
North Carolina
$6.62M
TE
748
Tema ETFs
New York
$6.61M
TCOK
749
Trust Company of Kansas
Kansas
$6.59M
LFAS
750
Level Four Advisory Services
Texas
$6.57M