3,244 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, 1,326 increasing their positions, 1,396 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: 1,326 | Existing positions reduced: 1,396

1% less funds holding

Funds holding: 3,2933,244 (-49)

2.24% less ownership

Funds ownership: 78.03%75.78% (-2.2%)

Holders
3,244
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
WG
651
Winton Group
United Kingdom
$8.72M
MMA
652
Miracle Mile Advisors
California
$8.67M
BFS
653
Bard Financial Services
Connecticut
$8.55M
TF
654
Tompkins Financial
New York
$8.54M
TCM
655
Tufton Capital Management
Maryland
$8.49M
A
656
Allianz
Germany
$8.45M
ET
657
Entropy Technologies
New York
$8.44M
VFM
658
Viking Fund Management
North Dakota
$8.39M
ECM
659
Estabrook Capital Management
New York
$8.37M
KA
660
Kintegral Advisory
New York
$8.36M
JGUA
661
John G. Ullman & Associates
New York
$8.28M
SFI
662
Siemens Fonds Invest
Germany
$8.28M
KCM
663
Kennedy Capital Management
Missouri
$8.27M
IWC
664
Integrated Wealth Concepts
Massachusetts
$8.25M
AC
665
Addenda Capital
Quebec, Canada
$8.24M
PCM
666
Parsons Capital Management
Rhode Island
$8.23M
ABC
667
Associated Banc-Corp
Wisconsin
$8.21M
AG
668
Advocate Group
Minnesota
$8.19M
EF
669
Empirical Finance
Pennsylvania
$8.14M
BMO
670
Beck Mack & Oliver
New York
$8.13M
CI
671
CX Institutional
Indiana
$8.13M
MKA
672
M. Kulyk & Associates
Georgia
$8.1M
MIM
673
Marco Investment Management
Georgia
$8.1M
1SB
674
1ST Source Bank
Indiana
$8.06M
CCMINC
675
Cardinal Capital Management Inc (North Carolina)
North Carolina
$8.04M