3,244 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, 1,326 increasing their positions, 1,396 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: 1,326 | Existing positions reduced: 1,396

1% less funds holding

Funds holding: 3,2933,244 (-49)

2.24% less ownership

Funds ownership: 78.03%75.78% (-2.2%)

Holders
3,244
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
LSA
2901
Lion Street Advisors
Texas
$231K
FFL
2902
Financial Freedom LLC
Ohio
$231K
VRM
2903
Vectors Research Management
New York
$230K
CC
2904
Corsicana & Co
Texas
$230K
CFG
2905
Chapman Financial Group
Hawaii
$230K
FCM
2906
Firestone Capital Management
Florida
$230K
PFG
2907
Prospect Financial Group
Virginia
$230K
VIPI
2908
Vista Investment Partners II
Indiana
$230K
FCIM
2909
Fairview Capital Investment Management
California
$230K
AW
2910
Alaethes Wealth
Nevada
$230K
WSWA
2911
Warren Street Wealth Advisors
California
$229K
CG
2912
CFO4Life Group
Texas
$228K
SLG
2913
Stanley-Laman Group
Pennsylvania
$228K
MGWM
2914
Marks Group Wealth Management
Minnesota
$228K
GPWM
2915
Grant Private Wealth Management
California
$228K
RFA
2916
Rollins Financial Advisors
New York
$227K
CWA
2917
Cura Wealth Advisors
Illinois
$227K
DDPIC
2918
Deroy & Devereaux Private Investment Counsel
Michigan
$227K
QPW
2919
Quantum Private Wealth
Florida
$227K
WRPWM
2920
Werba Rubin Papier Wealth Management
California
$226K
JCM
2921
Jag Capital Management
Missouri
$226K
SWM
2922
Shakespeare Wealth Management
Wisconsin
$226K
MP
2923
Moment Partners
California
$226K
LODC
2924
Lanham O'Dell & Company
West Virginia
$226K
SSA
2925
South Street Advisors
New York
$226K