April 18, 2026, 7:00 AM CEST Amsterdam, the Netherlands – argenx SE (Euronext & Nasdaq: ARGX), a global immunology company committed to improving the lives of people suffering from severe autoimmune diseases, today announced the presentation of new data for VYVGART® (IV: efgartigimod alfa-fcab and SC or Hytrulo: efgartigimod alfa and hyaluronidase-qvfc) in myasthenia gravis (MG) and chronic inflammatory demyelinating polyneuropathy (CIDP) at the 2026 American Academy of Neurology (AAN) Annual Meeting in Chi ...