3,256 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, 1,333 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: 1,333 | Existing positions reduced: 1,399

1% less funds holding

Funds holding: 3,2973,256 (-41)

2.2% less ownership

Funds ownership: 78.07%75.87% (-2.2%)

Holders
3,256
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
NFA
2126
Northern Financial Advisors
Michigan
$623K
TPWA
2127
TRUE Private Wealth Advisors
Oregon
$623K
WPA
2128
Wealth Preservation Advisors
Tennessee
$622K
FWM
2129
Focused Wealth Management
New York
$622K
CSI
2130
Cross Staff Investments
New York
$621K
TA
2131
Townsend & Associates
Colorado
$620K
UAML
2132
US Asset Management LLC
Pennsylvania
$620K
MF
2133
Magnetar Financial
Illinois
$618K
LA
2134
Legacy Advisors
Pennsylvania
$618K
YIM
2135
Yoffe Investment Management
Pennsylvania
$616K
DWAM
2136
Duncan Williams Asset Management
Tennessee
$614K
CB
2137
Centennial Bank
Arkansas
$614K
OFS
2138
OneAscent Financial Services
Alabama
$613K
AOI
2139
Auto-Owners Insurance
Michigan
$613K
SFM
2140
Systematic Financial Management
New Jersey
$613K
SM
2141
Sweeney & Michel
California
$611K
GWI
2142
Grace & White Inc
New York
$610K
TIA
2143
Tiemann Investment Advisors
California
$608K
FFG
2144
Fiduciary Financial Group
California
$608K
WI
2145
WrapManager Inc
California
$608K
SC
2146
Saiph Capital
New Jersey
$607K
IWP
2147
Invenio Wealth Partners
Florida
$607K
IAS
2148
Investment Advisory Services
Texas
$605K
PB
2149
Pinnacle Bancorp
Nebraska
$604K
SCM
2150
Seascape Capital Management
New Hampshire
$603K