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
RS
2901
Rakuten Securities
Japan
$234K
HPM
2902
Hudson Portfolio Management
New York
$234K
HBT
2903
Hills Bank & Trust
Iowa
$234K
OPPS
2904
Obsidian Personal Planning Solutions
Maryland
$234K
CFP
2905
Curran Financial Partners
South Carolina
$233K
LWM
2906
LeConte Wealth Management
Tennessee
$233K
BWA
2907
BlueChip Wealth Advisors
Georgia
$233K
PIA
2908
Panoramic Investment Advisors
Colorado
$233K
WJA
2909
Willis Johnson & Associates
Texas
$232K
LSA
2910
Lion Street Advisors
Texas
$231K
FFL
2911
Financial Freedom LLC
Ohio
$231K
VRM
2912
Vectors Research Management
New York
$230K
CC
2913
Corsicana & Co
Texas
$230K
CFG
2914
Chapman Financial Group
Hawaii
$230K
FCM
2915
Firestone Capital Management
Florida
$230K
PFG
2916
Prospect Financial Group
Virginia
$230K
VIPI
2917
Vista Investment Partners II
Indiana
$230K
FCIM
2918
Fairview Capital Investment Management
California
$230K
AW
2919
Alaethes Wealth
Nevada
$230K
WSWA
2920
Warren Street Wealth Advisors
California
$229K
CG
2921
CFO4Life Group
Texas
$228K
SLG
2922
Stanley-Laman Group
Pennsylvania
$228K
MGWM
2923
Marks Group Wealth Management
Minnesota
$228K
GPWM
2924
Grant Private Wealth Management
California
$228K
RFA
2925
Rollins Financial Advisors
New York
$227K