arGEN-X to Present at Jefferies 2015 Global Healthcare Conference on Tuesday, 2 June at 8:00am EDT

Breda, the Netherlands / Ghent, Belgium– arGEN-X N.V. (Euronext Brussels: ARGX), a clinical-stage biopharmaceutical company focused on creating and developing differentiated therapeutic antibodies for the treatment of cancer and severe autoimmune diseases, today announced that Chief Executive Officer, Tim Van Hauwermeiren, will present a corporate update at the Jefferies 2015 Global Healthcare Conference in New York City (NY, USA) on Tuesday, 2 June 2015 at 8:00am EDT.

The presentation will be webcast live and can be accessed on the day viathis link. A replay of the webcast will be available on the Company’s website, under theReports & Presentationssection, for 90 days following the presentation. To ensure a timely connection, it is recommended that users register at least 10 minutes prior to the scheduled webcast.