3,289 hedge funds and large institutions have $159B invested in Merck in 2025 Q3 according to their latest regulatory filings, with 189 funds opening new positions, 1,344 increasing their positions, 1,420 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: 3,3103,289 (-21)

5% less repeat investments, than reductions

Existing positions increased: 1,344 | Existing positions reduced: 1,420

2.22% less ownership

Funds ownership: 78.27%76.04% (-2.2%)

Holders
3,289
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 -$847M
2 -$568M
3 -$443M
4
BlackRock
BlackRock
New York
-$285M
5
Goldman Sachs
Goldman Sachs
New York
-$278M
Name Holding Trade Value Shares
Change
Change in
Stake
IRAG
2226
Investment Research & Advisory Group
Georgia
$556K
OSNBOA
2227
Old Second National Bank of Aurora
Illinois
$555K
Connor, Clark & Lunn Investment Management (CC&L)
2228
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$554K
CAG
2229
Curtis Advisory Group
California
$554K
SP
2230
Successful Portfolios
Florida
$554K
IA
2231
IFG Advisors
Missouri
$552K
SIM
2232
Sentry Investment Management
Wisconsin
$552K
S
2233
Sachetta
Massachusetts
$551K
CPA
2234
Capital Planning Advisors
California
$550K
CPCM
2235
Cardinal Point Capital Management
Ontario, Canada
$549K
I2I
2236
Insight 2811 Inc
Illinois
$548K
NB
2237
Nicolet Bankshares
Wisconsin
$548K
EFG
2238
Ethos Financial Group
Pennsylvania
$548K
JE
2239
JMAC Enterprises
Pennsylvania
$547K
HR
2240
Hardy Reed
Mississippi
$546K
SRL
2241
Scientech Research LLC
New Jersey
$546K
MCP
2242
Mirador Capital Partners
California
$545K
AA
2243
Advisory Alpha
Michigan
$545K
PTCG
2244
Pring Turner Capital Group
California
$544K
HWA
2245
HHM Wealth Advisors
Tennessee
$543K
VCM
2246
Versant Capital Management
Arizona
$543K
FH
2247
Financial Harvest
Florida
$542K
DAC
2248
Dividend Assets Capital
South Carolina
$542K
SWP
2249
Semus Wealth Partners
Florida
$542K
CFS
2250
Commonwealth Financial Services
West Virginia
$542K