Phathom Pharmaceuticals, Inc. is a clinical-stage biopharmaceutical company, which engages in the development and commercialization of novel treatments for gastrointestinal diseases. The company was founded by Tadataka Yamada, David Socks, Azmi Nabulsi, Aditya Kohli, and Roger Ulrich on January 9, 2018 and is headquartered in Florham Park, NJ.