3,273 hedge funds and large institutions have $159B invested in Merck in 2025 Q3 according to their latest regulatory filings, with 190 funds opening new positions, 1,338 increasing their positions, 1,410 reducing their positions, and 150 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: $ → $

1% less funds holding

Funds holding: 3,3023,273 (-29)

5% less repeat investments, than reductions

Existing positions increased: 1,338 | Existing positions reduced: 1,410

2.19% less ownership

Funds ownership: 78.17%75.98% (-2.2%)

Holders
3,273
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
AC
851
Arrow Capital
Australia
$5.07M
GI
852
GLOBALT Investments
Georgia
$5.07M
FF
853
Fluent Financial
Texas
$5.05M
LFM
854
LGT Fund Management
Liechtenstein
$5.02M
ACM
855
Argyle Capital Management
Pennsylvania
$5.02M
BFO
856
Biltmore Family Office
North Carolina
$4.99M
FHA
857
Flagship Harbor Advisors
Massachusetts
$4.99M
NHT
858
New Hampshire Trust
New Hampshire
$4.97M
RMC
859
Resources Management Corp
Connecticut
$4.96M
LOIM
860
Liberty One Investment Management
Illinois
$4.96M
BIM
861
Bridges Investment Management
Nebraska
$4.95M
HVP
862
Hudson Value Partners
Florida
$4.94M
SG
863
StoneX Group
New York
$4.93M
LFG
864
Larson Financial Group
Missouri
$4.92M
HIM
865
Hillsdale Investment Management
Ontario, Canada
$4.9M
TTWM
866
TCV Trust & Wealth Management
Virginia
$4.9M
CCM
867
Cutler Capital Management
Massachusetts
$4.89M
IFU
868
iSAM Funds (UK)
United Kingdom
$4.88M
ACM
869
Altrius Capital Management
North Carolina
$4.85M
IHL
870
Investment House LLC
California
$4.84M
BA
871
Baugh & Associates
Georgia
$4.83M
TYCC
872
Texas Yale Capital Corp
Florida
$4.82M
IWS
873
Insight Wealth Strategies
California
$4.8M
NSIM
874
North Star Investment Management
Illinois
$4.8M
HWM
875
Hohimer Wealth Management
Washington
$4.75M