XBiotech Inc., a biopharmaceutical company, discovers, develops, and commercializes true human monoclonal antibodies for treating various diseases. It develops a pipeline of product candidates targeting inflammatory and infectious diseases. The company is also developing interleukin-1 alpha therapies to various medical conditions, such as cancer, stroke, heart attack, or arthritis; and mediates tissue breakdown, angiogenesis, the formation of blood clots, malaise, muscle wasting, and general inflammation. The company was incorporated in 2005 and is headquartered in Austin, Texas.