471 hedge funds and large institutions have $21.1B invested in argenx in 2026 Q1 according to their latest regulatory filings, with 63 funds opening new positions, 174 increasing their positions, 172 reducing their positions, and 86 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less ownership

Funds ownership:

less funds holding

Funds holding:

16% less capital invested

Capital invested by funds: $25B → $21.1B (-$3.92B)

21% less funds holding in top 10

Funds holding in top 10: 1411 (-3)

27% less first-time investments, than exits

New positions opened: 63 | Existing positions closed: 86

Holders
471
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
11
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$251M
Puts
$136M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Jones Financial Companies
101
Jones Financial Companies
Missouri
$11.6M
Assenagon Asset Management
102
Assenagon Asset Management
Luxembourg
$10.8M
DA
103
DCF Advisers
Connecticut
$10.7M
Allianz Asset Management
104
Allianz Asset Management
Germany
$10.5M
Susquehanna International Group
105
Susquehanna International Group
Pennsylvania
$10.5M
CP
106
CenterBook Partners
Connecticut
$10.2M
IMPI
107
Ilmarinen Mutual Pension Insurance
Finland
$10.1M
EAM
108
Erste Asset Management
Austria
$10M
Balyasny Asset Management
109
Balyasny Asset Management
Illinois
$9.57M
Thrivent Financial for Lutherans
110
Thrivent Financial for Lutherans
Minnesota
$9.26M
JP Morgan Chase
111
JP Morgan Chase
New York
$9.16M
UIM
112
USS Investment Management
United Kingdom
$8.87M
TRCT
113
Tower Research Capital (TRC)
New York
$8.84M
Canada Life
114
Canada Life
Manitoba, Canada
$8.48M
QCM
115
Quantinno Capital Management
New York
$8.14M
Optiver Holding
116
Optiver Holding
Netherlands
$7.38M
Charles Schwab
117
Charles Schwab
California
$6.87M
SPIA
118
Steward Partners Investment Advisory
New York
$6.84M
AssetMark Inc
119
AssetMark Inc
California
$6.77M
Citigroup
120
Citigroup
New York
$6.63M
CCIA
121
Campbell & Co Investment Adviser
Maryland
$6.6M
CGH
122
Crossmark Global Holdings
Texas
$6.33M
CL
123
CVFG LLC
Indiana
$6.22M
Creative Planning
124
Creative Planning
Kansas
$6.02M
Stifel Financial
125
Stifel Financial
Missouri
$5.89M