XBiotech Inc. is a biopharmaceutical company that develops and commercializes True Human monoclonal antibodies to treat various diseases, focusing on inflammatory and infectious diseases. The company is also working on interleukin-1 alpha therapies to treat medical conditions like cancer, stroke, heart attack, arthritis, and True Human COVID-19 therapy to treat the mutant virus. XBiotech Inc. was founded in 2005 and is based in Austin, Texas.