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, announced today the results of a preclinical study assessing the pharmacokinetic and pharmacodynamic (PK/PD) behaviors of ARGX-113, the Company’s most advanced autoimmune product candidate.