GSK Acquires Aiolos Bio for $1B Including mAb AIO-001 in Phase II Studies

GSK and Aiolos Bio announced they have entered into an agreement for GSK to acquire Aiolos, a clinical-stage biopharmaceutical company focused on addressing respiratory and inflammatory conditions, for $1B upfront and up to $400M in milestone payments.  Aiolos’ AIO-001 is a monoclonal antibody (mAb) ready to enter phase II clinical development for the treatment of adult patients with asthma, with potential for additional indications including chronic rhinosinusitis with nasal polyps.  AIO-001 was exclusively licensed to Aiolos outside of Greater China by Jiangsu Hengrui Pharmaceuticals.