3,274 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, 1,411 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: 3,3023,274 (-28)

5% less repeat investments, than reductions

Existing positions increased: 1,338 | Existing positions reduced: 1,411

2.14% less ownership

Funds ownership: 78.17%76.03% (-2.1%)

Holders
3,274
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
FFA
2201
Fi3 Financial Advisors
Indiana
$571K
AIM
2202
Allen Investment Management
New York
$571K
OPA
2203
Old Port Advisors
Maine
$571K
MPWS
2204
McCarter Private Wealth Services
Massachusetts
$570K
PA
2205
Promethium Advisors
Maryland
$570K
NCM
2206
Neumann Capital Management
California
$569K
CCM
2207
Crabel Capital Management
California
$569K
CMAI
2208
Capital Management Associates Inc
Minnesota
$569K
GTAM
2209
Global Trust Asset Management
Florida
$568K
CFG
2210
Certior Financial Group
Pennsylvania
$568K
CCM
2211
Cox Capital Management
Massachusetts
$567K
AGP
2212
Aspire Growth Partners
Florida
$565K
GIP
2213
Granite Investment Partners
California
$564K
AAS
2214
Annex Advisory Services
Wisconsin
$562K
SMA
2215
Seven Mile Advisory
New Jersey
$562K
SC
2216
Sepio Capital
Utah
$560K
PCA
2217
Prosperity Capital Advisors
Ohio
$558K
AIA
2218
Allied Investment Advisors
Montana
$558K
SN
2219
Sittner & Nelson
Oregon
$557K
CH
2220
Cromwell Holdings
Wyoming
$557K
IRAG
2221
Investment Research & Advisory Group
Georgia
$556K
OSNBOA
2222
Old Second National Bank of Aurora
Illinois
$555K
Connor, Clark & Lunn Investment Management (CC&L)
2223
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$554K
CAG
2224
Curtis Advisory Group
California
$554K
SP
2225
Successful Portfolios
Florida
$554K