457 hedge funds and large institutions have $22.5B invested in argenx in 2025 Q3 according to their latest regulatory filings, with 90 funds opening new positions, 173 increasing their positions, 135 reducing their positions, and 57 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
457
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
14
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$542M
Puts
$253M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
CP
176
CenterBook Partners
Connecticut
$2.08M
QCG
177
Quadrant Capital Group
Ohio
$2.07M
NFGH
178
Nan Fung Group Holdings
Hong Kong
$2.07M
AI
179
Atria Investments
North Carolina
$2.03M
GC
180
Guggenheim Capital
Illinois
$2M
ETCM
181
Evolutionary Tree Capital Management
Virginia
$1.92M
Principal Financial Group
182
Principal Financial Group
Iowa
$1.88M
Pathstone Holdings
183
Pathstone Holdings
New Jersey
$1.78M
William Blair & Company
184
William Blair & Company
Illinois
$1.76M
BFM
185
Boothbay Fund Management
New York
$1.71M
JG
186
Jain Global
New York
$1.67M
KeyBank National Association
187
KeyBank National Association
Ohio
$1.64M
PAS
188
Park Avenue Securities
New York
$1.58M
Kovitz Investment Group Partners
189
Kovitz Investment Group Partners
Illinois
$1.53M
NIM
190
NEOS Investment Management
Connecticut
$1.5M
TE
191
Tema ETFs
New York
$1.5M
SCA
192
Snowden Capital Advisors
New York
$1.46M
Corient Private Wealth
193
Corient Private Wealth
Florida
$1.45M
PNC Financial Services Group
194
PNC Financial Services Group
Pennsylvania
$1.44M
AQR Capital Management
195
AQR Capital Management
Connecticut
$1.42M
SFA
196
Sequoia Financial Advisors
Ohio
$1.4M
Sumitomo Mitsui Trust Group
197
Sumitomo Mitsui Trust Group
Japan
$1.4M
SP
198
SIH Partners
Delaware
$1.37M
CIS
199
Capital International Sarl
California
$1.36M
SMH
200
Sanders Morris Harris
Texas
$1.35M