argenx: The FcRn Franchise Is Becoming An Autoimmune Operating System
argenx is developing a unique autoimmune platform that capitalizes on the success of its product VYVGART. The company reported a 63% year-over-year sales growth in the first quarter of 2026 while maintaining a 30% operating margin. Additionally, the recent FDA approval for VYVGART broadens its market potential significantly.
- ▪argenx achieved 63% year-over-year sales growth in Q1 2026.
- ▪The company maintains a 30% operating margin.
- ▪VYVGART's recent FDA approval expands its addressable market.
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