United Therapeutics Corp. operates as a biotechnology company, which engages in the development and commercialization of products for patients with chronic and life-threatening diseases. It markets and sells commercial therapies to treat pulmonary arterial hypertension and high-risk neuroblastoma. Read More The firm also involves in the research and development of new indications and delivery devices for its product, and for the organ transplantation-related technologies. The company was founded by Martine A. Rothblatt on June 26, 1996 and is headquartered in Silver Spring, MD. The listed name for UTHR is United Therapeutics Corporation Common Stock.