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
FFS
1076
Founders Financial Securities
Maryland
$3.07M
MLL
1077
Moody Lynn & Lieberson
Massachusetts
$3.07M
FCMT
1078
Founders Capital Management (Texas)
Texas
$3.07M
MCM
1079
Manchester Capital Management
Vermont
$3.05M
AFG
1080
Albion Financial Group
Utah
$3.05M
AACR
1081
ACR Alpine Capital Research
Missouri
$3.03M
TBA
1082
Tower Bridge Advisors
Pennsylvania
$3.02M
KIC
1083
Kensington Investment Counsel
California
$3M
MFGM
1084
Marshall Financial Group (Maryland)
Maryland
$3M
LFS
1085
Littlejohn Financial Services
Oregon
$2.99M
WAP
1086
Wealthcare Advisory Partners
Pennsylvania
$2.99M
DIA
1087
Dean Investment Associates
Ohio
$2.98M
AO
1088
Advisor OS
Illinois
$2.97M
FLI
1089
Family Legacy Inc
South Carolina
$2.97M
AG
1090
Ascent Group
Virginia
$2.96M
FFWA
1091
FRG Family Wealth Advisors
Washington
$2.96M
IAN
1092
Integrated Advisors Network
Texas
$2.96M
AA
1093
Armis Advisers
Georgia
$2.95M
WPC
1094
White Pine Capital
Minnesota
$2.94M
CCA
1095
Cobblestone Capital Advisors
New York
$2.94M
OIM
1096
Opus Investment Management
Massachusetts
$2.94M
JF
1097
Jump Financial
Illinois
$2.92M
AWA
1098
Arete Wealth Advisors
Illinois
$2.92M
BG
1099
Bellevue Group
Switzerland
$2.92M
SLFPAM
1100
St. Louis Financial Planners Asset Management
Missouri
$2.91M