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
CHA
3026
Cooper/Haims Advisors
New York
$201K
Cohen & Steers
3027
Cohen & Steers
New York
$201K
CCM
3028
Charter Capital Management
Wisconsin
$201K
SIS
3029
Strategic Investment Solutions
Illinois
$200K
BBPWM
3030
Blue Bell Private Wealth Management
Pennsylvania
$200K
FPWM
3031
FSB Premier Wealth Management
Iowa
$200K
QWM
3032
Quaker Wealth Management
New Jersey
$198K
AWM
3033
Accredited Wealth Management
Kentucky
$195K
BOTPPF
3034
Board of the Pension Protection Fund
United Kingdom
$193K
API
3035
Asset Planning Inc
California
$193K
SA
3036
SRH Advisors
Kansas
$190K
LWA
3037
Lantern Wealth Advisors
New York
$190K
FCG
3038
Financial Connections Group
California
$190K
RF
3039
Rossby Financial
Florida
$187K
RTC
3040
Riverview Trust Company
Washington
$187K
NECFA
3041
New England Capital Financial Advisors
Connecticut
$181K
KA
3042
Kozak & Associates
Colorado
$179K
RPA
3043
Redwood Park Advisors
California
$174K
PPA
3044
Painted Porch Advisors
California
$169K
MUAMU
3045
Mitsubishi UFJ Asset Management (UK)
United Kingdom
$168K
SIC
3046
SJS Investment Consulting
Ohio
$168K
CTC
3047
Corundum Trust Company
South Dakota
$165K
PCM
3048
Penserra Capital Management
California
$164K
1M
3049
1248 Management
Missouri
$162K
GCM
3050
Goldstream Capital Management
Hong Kong
$154K