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
TW
876
Trajan Wealth
Arizona
$4.74M
VF
877
Vest Financial
Virginia
$4.72M
AAMU
878
APG Asset Management US
New York
$4.72M
Group One Trading
879
Group One Trading
Illinois
$4.71M
CC
880
Courier Capital
New York
$4.69M
KIA
881
KCM Investment Advisors
California
$4.68M
BWM
882
Buckley Wealth Management
Nevada
$4.66M
CAM
883
Covenant Asset Management
New Jersey
$4.65M
CTA
884
Chesley Taft & Associates
Illinois
$4.64M
CIG
885
Cairn Investment Group
Washington
$4.62M
RWM
886
Rockline Wealth Management
New York
$4.61M
WDA
887
Wendell David Associates
New Hampshire
$4.61M
IIC
888
Ironwood Investment Counsel
Arizona
$4.61M
CCG
889
Cypress Capital Group
Florida
$4.59M
MWA
890
Meridian Wealth Advisors
Texas
$4.57M
NC
891
Nicholas Company
Wisconsin
$4.57M
PFA
892
Pure Financial Advisors
California
$4.56M
PCIA
893
Prime Capital Investment Advisors
Kansas
$4.54M
WS
894
Wedbush Securities
California
$4.52M
KFP
895
KMG Fiduciary Partners
Ohio
$4.49M
Walleye Trading
896
Walleye Trading
New York
$4.48M
LIM
897
Letson Investment Management
Georgia
$4.48M
RMAM
898
Raab & Moskowitz Asset Management
New Jersey
$4.48M
WJWM
899
Williams Jones Wealth Management
New York
$4.46M
GQG Partners
900
GQG Partners
Florida
$4.46M