Argenx, a global immunology company dedicated to improving the lives of individuals with severe autoimmune diseases, will host a conference call and audio webcast on Thursday, May 9, 2024, at 2:30 PM CET (8:30 AM ET) to discuss its first quarter 2024 financial results and provide a business update. The webcast of the live call can be accessed on the Investors section of the argenx website at argenx.com/investors. A replay of the webcast will be available on the website for approximately one year following the presentation.

To join the conference call, participants can use the following dial-in numbers: Belgium 32 800 50 201, France 33 800 943355, Netherlands 31 20 795 1090, United Kingdom 44 800 358 0970, United States