3,273 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, 1,410 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: 3,3023,273 (-29)

5% less repeat investments, than reductions

Existing positions increased: 1,338 | Existing positions reduced: 1,410

2.19% less ownership

Funds ownership: 78.17%75.98% (-2.2%)

Holders
3,273
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
MFFIA
1151
McIntyre, Freedman & Flynn Investment Advisers
Massachusetts
$2.68M
GC
1152
Gould Capital
Washington
$2.68M
ECM
1153
EagleClaw Capital Management
Massachusetts
$2.67M
PIM
1154
Penobscot Investment Management
Massachusetts
$2.67M
MSFS
1155
Main Street Financial Solutions
Pennsylvania
$2.67M
BB
1156
Berkshire Bank
Massachusetts
$2.66M
CUAMC
1157
China Universal Asset Management Company
China
$2.66M
DWM
1158
Dakota Wealth Management
Florida
$2.63M
RSWM
1159
Robertson Stephens Wealth Management
California
$2.62M
ESB
1160
Essex Savings Bank
Connecticut
$2.62M
FAM
1161
Fred Alger Management
New York
$2.61M
MCC
1162
Malaga Cove Capital
California
$2.6M
VAS
1163
Vestmark Advisory Solutions
Massachusetts
$2.59M
FNBTCON
1164
First National Bank & Trust Co of Newtown
Pennsylvania
$2.58M
QPWM
1165
Quadrant Private Wealth Management
Pennsylvania
$2.58M
SAM
1166
Secure Asset Management
Michigan
$2.58M
CCM
1167
Chilton Capital Management
Texas
$2.58M
PCMN
1168
Paradigm Capital Management (Nevada)
Nevada
$2.58M
SAM
1169
Smartleaf Asset Management
Massachusetts
$2.57M
CA
1170
CGN Advisors
Kansas
$2.57M
BWP
1171
Burling Wealth Partners
Illinois
$2.56M
LWM
1172
Lodestone Wealth Management
Washington
$2.56M
HA
1173
Herold Advisors
New York
$2.55M
IA
1174
IFP Advisors
Florida
$2.55M
SIG
1175
Stonegate Investment Group
Alabama
$2.54M