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
BWM
876
Buckley Wealth Management
Nevada
$4.66M
CAM
877
Covenant Asset Management
New Jersey
$4.65M
CTA
878
Chesley Taft & Associates
Illinois
$4.64M
CIG
879
Cairn Investment Group
Washington
$4.62M
RWM
880
Rockline Wealth Management
New York
$4.61M
WDA
881
Wendell David Associates
New Hampshire
$4.61M
IIC
882
Ironwood Investment Counsel
Arizona
$4.61M
CCG
883
Cypress Capital Group
Florida
$4.59M
MWA
884
Meridian Wealth Advisors
Texas
$4.57M
NC
885
Nicholas Company
Wisconsin
$4.57M
PFA
886
Pure Financial Advisors
California
$4.56M
PCIA
887
Prime Capital Investment Advisors
Kansas
$4.54M
WS
888
Wedbush Securities
California
$4.52M
KFP
889
KMG Fiduciary Partners
Ohio
$4.49M
Walleye Trading
890
Walleye Trading
New York
$4.48M
LIM
891
Letson Investment Management
Georgia
$4.48M
RMAM
892
Raab & Moskowitz Asset Management
New Jersey
$4.48M
WJWM
893
Williams Jones Wealth Management
New York
$4.46M
GQG Partners
894
GQG Partners
Florida
$4.46M
SHFA
895
SS&H Financial Advisors
Michigan
$4.46M
MAS
896
Meeder Advisory Services
Ohio
$4.44M
BOH
897
Bank of Hawaii
Hawaii
$4.43M
RIM
898
Rakuten Investment Management
Japan
$4.42M
FMWA
899
Forvis Mazars Wealth Advisors
Missouri
$4.42M
BCFS
900
Butensky & Cohen Financial Security
Florida
$4.4M