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
CFGSD
3301
Compass Financial Group (South Dakota)
South Dakota
$240K
TIM
3302
Total Investment Management
Arizona
$240K
SA
3303
SL Advisors
New Jersey
$240K
AWA
3304
Aletheian Wealth Advisors
Washington
$240K
YWM
3305
Yoder Wealth Management
California
$239K
CWA
3306
CM Wealth Advisors
Ohio
$239K
BA
3307
Bluesphere Advisors
Pennsylvania
$239K
PIP
3308
Peachtree Investment Partners
Florida
$238K
PCP
3309
Panoramic Capital Partners
Oregon
$238K
WFMPM
3310
Woodley Farra Manion Portfolio Management
Indiana
$238K
SFGM
3311
Stonebridge Financial Group (Missouri)
Missouri
$238K
WC
3312
Westhampton Capital
North Carolina
$238K
FIT
3313
Financially in Tune
Massachusetts
$237K
AFA
3314
American Financial Advisors
Georgia
$237K
BWM
3315
BAM Wealth Management
Colorado
$236K
HEM
3316
Henson-Edgewater Management
Ohio
$236K
LC
3317
Landaas & Company
Wisconsin
$236K
CCM
3318
Canal Capital Management
Virginia
$236K
PPG
3319
Peak Planning Group
Colorado
$236K
MBWA
3320
Marin Bay Wealth Advisors
California
$236K
FCM
3321
Fortis Capital Management
Washington
$236K
DCA
3322
DSG Capital Advisors
Minnesota
$236K
CCM
3323
Coerente Capital Management
Ontario, Canada
$236K
ACC
3324
Acorn Creek Capital
Colorado
$235K
SWM
3325
Shakespeare Wealth Management
Wisconsin
$235K