3,729 hedge funds and large institutions have $233B invested in Merck in 2026 Q1 according to their latest regulatory filings, with 309 funds opening new positions, 1,433 increasing their positions, 1,562 reducing their positions, and 123 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: $ → $

3% more funds holding

Funds holding: 3,6343,729 (+95)

8% less repeat investments, than reductions

Existing positions increased: 1,433 | Existing positions reduced: 1,562

1.51% less ownership

Funds ownership: 79.45%77.94% (-1.5%)

Holders
3,729
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
87
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$3.43B
Puts
$2.78B
Net Calls
Net Calls Change

Top Sellers

1 -$997M
2 -$809M
3 -$605M
4
Corient Private Wealth
Corient Private Wealth
Florida
-$602M
5
Millennium Management
Millennium Management
New York
-$558M
Name Holding Trade Value Shares
Change
Change in
Stake
IA
3226
Invested Advisors
Pennsylvania
$261K
BCI
3227
Blue Capital Inc
Nebraska
$261K
OCM
3228
Osbon Capital Management
Massachusetts
$261K
DWA
3229
Delta Wealth Advisors
Indiana
$261K
AW
3230
Alchemi Wealth
Connecticut
$260K
AIP
3231
Almanack Investment Partners
Pennsylvania
$259K
CWM
3232
C2C Wealth Management
Arizona
$259K
SCA
3233
Sandy Cove Advisors
Massachusetts
$259K
CA
3234
Clune & Associates
Illinois
$259K
BS
3235
Brighton Securities
New York
$258K
PFA
3236
Pathway Financial Advisors
Vermont
$258K
TCOO
3237
Trust Company of Oklahoma
Oklahoma
$258K
OWA
3238
ORBA Wealth Advisors
Illinois
$258K
GRQ
3239
Gardner Russo & Quinn
Pennsylvania
$258K
AWA
3240
Argos Wealth Advisors
California
$257K
AIA
3241
Accelerate Investment Advisors
California
$257K
MWA
3242
Muirfield Wealth Advisors
North Carolina
$257K
CWM
3243
Cherrydale Wealth Management
New Jersey
$257K
LFP
3244
Leeward Financial Partners
Washington
$256K
IF
3245
Integrity Financial
Wyoming
$255K
GSAM
3246
Grant Street Asset Management
Pennsylvania
$255K
CCAL
3247
City Center Advisors LLC
Michigan
$253K
ACM
3248
American Capital Management
New York
$253K
TIAM
3249
TT International Asset Management
United Kingdom
$253K
FA
3250
FSA Advisors
Michigan
$252K