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
CFG
2201
Certior Financial Group
Pennsylvania
$568K
CCM
2202
Cox Capital Management
Massachusetts
$567K
AGP
2203
Aspire Growth Partners
Florida
$565K
GIP
2204
Granite Investment Partners
California
$564K
AAS
2205
Annex Advisory Services
Wisconsin
$562K
SMA
2206
Seven Mile Advisory
New Jersey
$562K
SC
2207
Sepio Capital
Utah
$560K
PCA
2208
Prosperity Capital Advisors
Ohio
$558K
AIA
2209
Allied Investment Advisors
Montana
$558K
SN
2210
Sittner & Nelson
Oregon
$557K
CH
2211
Cromwell Holdings
Wyoming
$557K
IRAG
2212
Investment Research & Advisory Group
Georgia
$556K
OSNBOA
2213
Old Second National Bank of Aurora
Illinois
$555K
Connor, Clark & Lunn Investment Management (CC&L)
2214
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$554K
CAG
2215
Curtis Advisory Group
California
$554K
SP
2216
Successful Portfolios
Florida
$554K
IA
2217
IFG Advisors
Missouri
$552K
SIM
2218
Sentry Investment Management
Wisconsin
$552K
S
2219
Sachetta
Massachusetts
$551K
CPA
2220
Capital Planning Advisors
California
$550K
CPCM
2221
Cardinal Point Capital Management
Ontario, Canada
$549K
I2I
2222
Insight 2811 Inc
Illinois
$548K
NB
2223
Nicolet Bankshares
Wisconsin
$548K
EFG
2224
Ethos Financial Group
Pennsylvania
$548K
JE
2225
JMAC Enterprises
Pennsylvania
$547K