3,289 hedge funds and large institutions have $159B invested in Merck in 2025 Q3 according to their latest regulatory filings, with 189 funds opening new positions, 1,345 increasing their positions, 1,419 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: 3,3103,289 (-21)

5% less repeat investments, than reductions

Existing positions increased: 1,345 | Existing positions reduced: 1,419

2.22% less ownership

Funds ownership: 78.27%76.04% (-2.2%)

Holders
3,289
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 -$847M
2 -$568M
3 -$443M
4
BlackRock
BlackRock
New York
-$285M
5
Goldman Sachs
Goldman Sachs
New York
-$278M
Name Holding Trade Value Shares
Change
Change in
Stake
PRS
851
Pinkerton Retirement Specialists
Idaho
$5.09M
AW
852
Apricus Wealth
South Carolina
$5.08M
MGIA
853
Moneta Group Investment Advisors
Missouri
$5.08M
BL
854
BCWM LLC
Kansas
$5.08M
AC
855
Arrow Capital
Australia
$5.07M
GI
856
GLOBALT Investments
Georgia
$5.07M
FF
857
Fluent Financial
Texas
$5.05M
LFM
858
LGT Fund Management
Liechtenstein
$5.02M
ACM
859
Argyle Capital Management
Pennsylvania
$5.02M
BFO
860
Biltmore Family Office
North Carolina
$4.99M
FHA
861
Flagship Harbor Advisors
Massachusetts
$4.99M
NHT
862
New Hampshire Trust
New Hampshire
$4.97M
RMC
863
Resources Management Corp
Connecticut
$4.96M
LOIM
864
Liberty One Investment Management
Illinois
$4.96M
BIM
865
Bridges Investment Management
Nebraska
$4.95M
HVP
866
Hudson Value Partners
Florida
$4.94M
SG
867
StoneX Group
New York
$4.93M
LFG
868
Larson Financial Group
Missouri
$4.92M
HIM
869
Hillsdale Investment Management
Ontario, Canada
$4.9M
TTWM
870
TCV Trust & Wealth Management
Virginia
$4.9M
CCM
871
Cutler Capital Management
Massachusetts
$4.89M
IFU
872
iSAM Funds (UK)
United Kingdom
$4.88M
ACM
873
Altrius Capital Management
North Carolina
$4.85M
IHL
874
Investment House LLC
California
$4.84M
BA
875
Baugh & Associates
Georgia
$4.83M