DOSSIER · 13F Holders · Q3 2026
ARGENX SE
5 institutions still hold ARGENX SE as of Q3 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.
CUSIP 04016X901·5 13F holders·last filed Sep 30, 2026
AI Holders Summary · Q3 2026
5 institutions reported ARGENX SE in Q3 2026. IMC-Chicago, LLC leads at 62.9% of the visible book.
Top holders
Sorted by position value. Source: SEC EDGAR 13F-HR filings.