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
HT
776
Heritage Trust
Oklahoma
$6.11M
PIMJS
777
PKO Investment Management Joint-Stock
Poland
$6.03M
JCM
778
Jacobi Capital Management
Pennsylvania
$6.01M
BKA
779
Brick & Kyle Associates
Pennsylvania
$6M
BFG
780
Bleakley Financial Group
New Jersey
$6M
SP
781
Stablepoint Partners
Massachusetts
$5.93M
SB
782
Simmons Bank
Arkansas
$5.92M
BCFD
783
Boit C.F. David
$5.9M
VFA
784
Valeo Financial Advisors
Indiana
$5.89M
ELI
785
Empire Life Investments
Ontario, Canada
$5.89M
XF
786
XML Financial
Maryland
$5.88M
VCM
787
Violich Capital Management
California
$5.87M
BE
788
Bonness Enterprises
District of Columbia
$5.83M
HDIM
789
Hanson & Doremus Investment Management
Vermont
$5.83M
AIP
790
Ameritas Investment Partners
Nebraska
$5.82M
FNFDCM
791
Folger Nolan Fleming Douglas Capital Management
District of Columbia
$5.82M
GFM
792
GF Fund Management
China
$5.81M
SFS
793
Sowell Financial Services
Arkansas
$5.79M
WI
794
Wahed Invest
New York
$5.79M
GI
795
GAMMA Investing
California
$5.78M
MHIC
796
Marble Harbor Investment Counsel
Massachusetts
$5.77M
PFP
797
Pinnacle Financial Partners
Tennessee
$5.72M
WIA
798
World Investment Advisors
California
$5.68M
BRM
799
Boston Research & Management
Massachusetts
$5.67M
PIM
800
Plato Investment Management
Australia
$5.67M