3,728 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, 1,561 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: 3,6343,728 (+94)

8% less repeat investments, than reductions

Existing positions increased: 1,433 | Existing positions reduced: 1,561

1.51% less ownership

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

Holders
3,728
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
OAM
3426
Oberweis Asset Management
Illinois
$208K
BF
3427
Brogan Financial
Tennessee
$208K
WWA
3428
Wealth Watch Advisors
Colorado
$208K
RCYC
3429
Richard C. Young & Co
Rhode Island
$208K
HWMC
3430
Heritage Wealth Management (California)
California
$208K
MW
3431
Maia Wealth
Colorado
$207K
PPA
3432
Painted Porch Advisors
California
$207K
EFP
3433
Envision Financial Planning
Tennessee
$207K
HI
3434
Harrington Investments
California
$207K
KFS
3435
Kaizen Financial Strategies
California
$207K
WMP
3436
Wealth Management Partners
Arizona
$207K
KWM
3437
Kingsman Wealth Management
Florida
$206K
CWA
3438
Consilium Wealth Advisory
Texas
$206K
BAS
3439
Breakthru Advisory Services
Wisconsin
$206K
EMAM
3440
Encompass More Asset Management
California
$206K
EWM
3441
EPG Wealth Management
Georgia
$206K
SAM
3442
Sherman Asset Management
California
$205K
DWM
3443
DecisionMap Wealth Management
Virginia
$205K
KLCM
3444
KG&L Capital Management
Louisiana
$205K
AWM
3445
Abound Wealth Management
Tennessee
$205K
EPW
3446
Endeavor Private Wealth
Kansas
$205K
PAG
3447
Private Advisory Group
Washington
$205K
CSWG
3448
Cardinal Strategic Wealth Guidance
Kentucky
$205K
WI
3449
Wedgewood Investors
Pennsylvania
$205K
PM
3450
Penbrook Management
New York
$204K