3,253 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, 1,331 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: 1,331 | Existing positions reduced: 1,399

1% less funds holding

Funds holding: 3,2963,253 (-43)

2.2% less ownership

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

Holders
3,253
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
KA
3026
Kozak & Associates
Colorado
$179K
RPA
3027
Redwood Park Advisors
California
$174K
MUAMU
3028
Mitsubishi UFJ Asset Management (UK)
United Kingdom
$168K
SIC
3029
SJS Investment Consulting
Ohio
$168K
CTC
3030
Corundum Trust Company
South Dakota
$165K
PCM
3031
Penserra Capital Management
California
$164K
1M
3032
1248 Management
Missouri
$162K
GCM
3033
Goldstream Capital Management
Hong Kong
$154K
AAG
3034
Armstrong Advisory Group
Massachusetts
$154K
MAS
3035
MPWM Advisory Solutions
Georgia
$150K
TFGT
3036
TS Financial Group (TSFG)
Illinois
$149K
SNB
3037
Security National Bank
Nebraska
$149K
RFG
3038
REAP Financial Group
Texas
$148K
FFO
3039
Fortitude Family Office
Arizona
$147K
SAM
3040
Sherman Asset Management
California
$143K
FWA
3041
Flagship Wealth Advisors
Massachusetts
$142K
AW
3042
Avion Wealth
Texas
$140K
KFPC
3043
KERR FINANCIAL PLANNING Corp
California
$138K
1NWS
3044
1 North Wealth Services
Maryland
$136K
BWM
3045
Bernard Wealth Management
Michigan
$134K
PP
3046
Pacifica Partners
Canada
$134K
FDW
3047
Fourth Dimension Wealth
Ohio
$134K
SIA
3048
Sit Investment Associates
Minnesota
$133K
GF
3049
GGM Financials
Ohio
$132K
RCM
3050
Richardson Capital Management
Wisconsin
$132K