3,248 hedge funds and large institutions have $159B invested in Merck in 2025 Q3 according to their latest regulatory filings, with 192 funds opening new positions, 1,328 increasing their positions, 1,397 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: 1,328 | Existing positions reduced: 1,397

1% less funds holding

Funds holding: 3,2933,248 (-45)

2.21% less ownership

Funds ownership: 78.03%75.82% (-2.2%)

Holders
3,248
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
UAML
2126
US Asset Management LLC
Pennsylvania
$620K
MF
2127
Magnetar Financial
Illinois
$618K
LA
2128
Legacy Advisors
Pennsylvania
$618K
YIM
2129
Yoffe Investment Management
Pennsylvania
$616K
DWAM
2130
Duncan Williams Asset Management
Tennessee
$614K
CB
2131
Centennial Bank
Arkansas
$614K
OFS
2132
OneAscent Financial Services
Alabama
$613K
AOI
2133
Auto-Owners Insurance
Michigan
$613K
SFM
2134
Systematic Financial Management
New Jersey
$613K
SM
2135
Sweeney & Michel
California
$611K
GWI
2136
Grace & White Inc
New York
$610K
TIA
2137
Tiemann Investment Advisors
California
$608K
FFG
2138
Fiduciary Financial Group
California
$608K
WI
2139
WrapManager Inc
California
$608K
SC
2140
Saiph Capital
New Jersey
$607K
IWP
2141
Invenio Wealth Partners
Florida
$607K
IAS
2142
Investment Advisory Services
Texas
$605K
PB
2143
Pinnacle Bancorp
Nebraska
$604K
SCM
2144
Seascape Capital Management
New Hampshire
$603K
KCFA
2145
Key Client Fiduciary Advisors
New Jersey
$603K
SWMP
2146
Signature Wealth Management Partners
New Jersey
$602K
FBB
2147
Fulton Breakefield Broenniman
Maryland
$601K
CM
2148
Cercano Management
Washington
$601K
SCM
2149
Schnieders Capital Management
California
$598K
RBWA
2150
RFG - Bristol Wealth Advisors
Massachusetts
$598K