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
HCM
976
Howland Capital Management
Massachusetts
$3.92M
IIM
977
Ipswich Investment Management
Massachusetts
$3.92M
WLPWM
978
Walled Lake Planning & Wealth Management
Illinois
$3.92M
VNA
979
Valley National Advisers
Pennsylvania
$3.91M
SWP
980
Sagespring Wealth Partners
Tennessee
$3.91M
EP
981
Edgestream Partners
New Jersey
$3.89M
CT
982
Caldwell Trust
Florida
$3.88M
NA
983
Nordwand Advisors
Pennsylvania
$3.87M
CCG
984
Chatham Capital Group
Georgia
$3.86M
Primecap Management
985
Primecap Management
California
$3.86M
AL
986
Arnhold LLC
New York
$3.86M
HCM
987
Hengehold Capital Management
Ohio
$3.85M
AIS
988
American Investment Services
Massachusetts
$3.85M
BFO
989
Boston Family Office
Massachusetts
$3.84M
SAG
990
SageView Advisory Group
California
$3.84M
RWM
991
Rench Wealth Management
Texas
$3.82M
PAMG
992
Patton Albertson Miller Group
Tennessee
$3.82M
BP
993
Ballentine Partners
Massachusetts
$3.8M
PF
994
Phoenix Financial
Israel
$3.8M
CBB
995
Citizens Business Bank
California
$3.79M
HW
996
HORAN Wealth
Ohio
$3.78M
NP
997
NorthRock Partners
Minnesota
$3.78M
DIA
998
Dana Investment Advisors
Wisconsin
$3.78M
OC
999
Oakworth Capital
Alabama
$3.77M
TNB
1000
Thomasville National Bank
Georgia
$3.77M