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
KC
1851
Knuff & Co
California
$926K
PP
1852
Patron Partners
Texas
$926K
PFS
1853
Physicians Financial Services
North Carolina
$924K
GFP
1854
Gryphon Financial Partners
Ohio
$923K
PAM
1855
Pegasus Asset Management
New York
$923K
SPC
1856
Spirepoint Private Client
Florida
$923K
DC
1857
DeDora Capital
California
$916K
HVIA
1858
Hudson Valley Investment Advisors
New York
$913K
ICP
1859
Interchange Capital Partners
Pennsylvania
$913K
WF
1860
WinCap Financial
Massachusetts
$912K
BTD
1861
BankPlus Trust Department
Mississippi
$911K
FAM
1862
Fairtree Asset Management
South Africa
$910K
LC
1863
Lavaca Capital
Texas
$909K
KLCM
1864
KG&L Capital Management
Louisiana
$907K
SFWA
1865
Summit Financial Wealth Advisors
Louisiana
$903K
AFM
1866
Aspetuck Financial Management
Connecticut
$902K
RWB
1867
RMR Wealth Builders
New Jersey
$902K
FCM
1868
Family Capital Management
Michigan
$899K
AWM
1869
Arista Wealth Management
Nevada
$899K
CA
1870
Cornerstone Advisory
Maryland
$898K
AIM
1871
Alhambra Investment Management
Florida
$898K
HWP
1872
Highline Wealth Partners
California
$896K
VST
1873
Van Strum & Towne
California
$895K
EAM
1874
Everstar Asset Management
North Carolina
$895K
FWM
1875
Forza Wealth Management
Florida
$893K