3,202 hedge funds and large institutions have $198B invested in Merck in 2023 Q3 according to their latest regulatory filings, with 146 funds opening new positions, 1,291 increasing their positions, 1,407 reducing their positions, and 148 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

less ownership

Funds ownership:

less first-time investments, than exits

New positions opened: | Existing positions closed:

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

1% less funds holding

Funds holding: 3,2453,202 (-43)

11% less capital invested

Capital invested by funds: $223B → $198B (-$25B)

28% less funds holding in top 10

Funds holding in top 10: 260186 (-74)

Holders
3,202
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
186
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.84B
Puts
$1.44B
Net Calls
Net Calls Change

Top Sellers

1 -$868M
2 -$402M
3 -$312M
4
BlackRock
BlackRock
New York
-$293M
5
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
-$285M
Name Holding Trade Value Shares
Change
Change in
Stake
2001
$988K
2002
$986K
2003
$984K
2004
$983K
2005
$981K
2006
$980K
2007
$978K
2008
$977K
2009
$976K
2010
$976K
2011
$975K
2012
$973K
2013
$973K
2014
$973K
2015
$971K
2016
$968K
2017
$967K
2018
$966K
2019
$965K
2020
$965K
2021
$962K
2022
$960K
2023
$958K
2024
$957K
2025
$950K