3,256 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, 1,333 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: 1,333 | Existing positions reduced: 1,399

1% less funds holding

Funds holding: 3,2973,256 (-41)

2.2% less ownership

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

Holders
3,256
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
SFC
2001
SYM Financial Corp
Indiana
$749K
FC
2002
Financial Consulate
Maryland
$744K
MCM
2003
Maple Capital Management
Vermont
$744K
AIM
2004
Aigen Investment Management
New York
$744K
CTA
2005
Colonial Trust Advisors
South Carolina
$743K
CST
2006
Charles Schwab Trust
Nevada
$742K
CLA
2007
Carnegie Lake Advisors
New Jersey
$741K
OWP
2008
Obermeyer Wealth Partners
Colorado
$741K
FBFS
2009
First Business Financial Services
Wisconsin
$741K
HTI
2010
Hikari Tsushin Inc
Japan
$740K
MAWCM
2011
Mine & Arao Wealth Creation & Management
California
$738K
MCCA
2012
Mill Creek Capital Advisors
Pennsylvania
$738K
MMCM
2013
Murphy & Mullick Capital Management
New York
$737K
SB
2014
Strategic Blueprint
Georgia
$737K
CWP
2015
CFM Wealth Partners
Texas
$736K
BONH
2016
Bank of New Hampshire
New Hampshire
$735K
PCM
2017
Perkins Capital Management
Minnesota
$734K
RBFC
2018
Roman Butler Fullerton & Co
Missouri
$734K
CCFM
2019
Clear Creek Financial Management
Washington
$732K
PI
2020
Pettee Investors
Connecticut
$732K
PGF
2021
Plan Group Financial
Oklahoma
$731K
MMM
2022
Mendel Money Management
Illinois
$730K
GC
2023
Gilbert & Cook
Iowa
$730K
GPI
2024
General Partner Inc
Pennsylvania
$729K
BP
2025
BBR Partners
New York
$727K