Redhill Biopharma Ltd. American Depositary Shares, also called Redhill Biopharma, is a biopharmaceutical company focusing on the development and commercialization of proprietary drugs for the treatment of gastrointestinal diseases. Read More It operates through the Commercial Operations segment and the Research & Development segment. The Commercial Operations segment covers all areas relating to the commercial sales and operating expenses directly related to that activity and is being performed by the Company's subsidiary in the United States. The Research & Development segment includes all activities related to the research and development of therapeutic candidates. The company was founded by Dror Ben-Asher and Ori Shilo on August 3, 2009 and is headquartered in Tel Aviv, Israel.