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
CCM
126
Cinctive Capital Management
New York
$5.61M
Mackenzie Financial
127
Mackenzie Financial
Ontario, Canada
$5.43M
EI
128
EFG International
$5.17M
NA
129
Navellier & Associates
Nevada
$5.13M
TI
130
Trexquant Investment
Connecticut
$5.12M
FDCDDQ
131
Federation des caisses Desjardins du Quebec
Quebec, Canada
$5.05M
MSRPS
132
Maryland State Retirement & Pension System
Maryland
$5.03M
Cetera Investment Advisers
133
Cetera Investment Advisers
Illinois
$4.92M
MML Investors Services
134
MML Investors Services
Massachusetts
$4.39M
EGA
135
Eagle Global Advisors
Texas
$4.38M
IGAM
136
iA Global Asset Management
Quebec, Canada
$4.38M
YIH
137
Y-Intercept (HK)
Hong Kong
$4.3M
Mitsubishi UFJ Asset Management
138
Mitsubishi UFJ Asset Management
Japan
$4.05M
VOYA Investment Management
139
VOYA Investment Management
Georgia
$4.05M
Barclays
140
Barclays
United Kingdom
$4.02M
HighTower Advisors
141
HighTower Advisors
Illinois
$3.87M
QF
142
QVT Financial
New York
$3.81M
State Street
143
State Street
Massachusetts
$3.73M
OSAM
144
O'Shaughnessy Asset Management
Connecticut
$3.69M
CUAMC
145
China Universal Asset Management Company
China
$3.68M
M&T Bank
146
M&T Bank
New York
$3.65M
VMPIC
147
Varma Mutual Pension Insurance Co
Finland
$3.65M
HS
148
HighVista Strategies
Massachusetts
$3.59M
Focus Partners Wealth
149
Focus Partners Wealth
Massachusetts
$3.51M
ACP
150
Acuta Capital Partners
California
$3.42M