3,256 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, 1,333 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: 1,333 | Existing positions reduced: 1,399

1% less funds holding

Funds holding: 3,2973,256 (-41)

2.2% less ownership

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

Holders
3,256
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
DWM
1151
Dakota Wealth Management
Florida
$2.63M
RSWM
1152
Robertson Stephens Wealth Management
California
$2.62M
ESB
1153
Essex Savings Bank
Connecticut
$2.62M
FAM
1154
Fred Alger Management
New York
$2.61M
MCC
1155
Malaga Cove Capital
California
$2.6M
VAS
1156
Vestmark Advisory Solutions
Massachusetts
$2.59M
FNBTCON
1157
First National Bank & Trust Co of Newtown
Pennsylvania
$2.58M
QPWM
1158
Quadrant Private Wealth Management
Pennsylvania
$2.58M
SAM
1159
Secure Asset Management
Michigan
$2.58M
CCM
1160
Chilton Capital Management
Texas
$2.58M
PCMN
1161
Paradigm Capital Management (Nevada)
Nevada
$2.58M
SAM
1162
Smartleaf Asset Management
Massachusetts
$2.57M
CA
1163
CGN Advisors
Kansas
$2.57M
BWP
1164
Burling Wealth Partners
Illinois
$2.56M
LWM
1165
Lodestone Wealth Management
Washington
$2.56M
HA
1166
Herold Advisors
New York
$2.55M
IA
1167
IFP Advisors
Florida
$2.55M
SIG
1168
Stonegate Investment Group
Alabama
$2.54M
SC
1169
Stolper & Co
Oklahoma
$2.54M
RCAG
1170
Rehmann Capital Advisory Group
Michigan
$2.54M
VNIM
1171
Vaughan Nelson Investment Management
Texas
$2.54M
PAM
1172
Paradigm Asset Management
New York
$2.53M
STAS
1173
Strong Tower Advisory Services
Minnesota
$2.53M
ERIC
1174
Eagle Rock Investment Company
Georgia
$2.53M
CCG
1175
Ceeto Capital Group
Florida
$2.53M