ImmunityBio, Inc.
Biotechnology ResearchCalifornia, United States501-1000 Employees
ImmunityBio, Inc., formerly NantKwest, is a biotechnology research company focused on developing cell- and immunotherapy treatments designed to bolster patients' natural immune responses to cancerous or infected cells. Its approach centers on activating the innate immune system to foster immunological memory, with the aim of reprogramming the host's immune response to address disease. The company was founded in 2014 by Dr. Patrick Soon-Shiong and is based in San Diego, California. It serves oncology and infectious disease applications, pursuing therapies for serious unmet medical needs. In 2026, the company reported ASCO presentations and acquired a strain of the BCG treatment from Tokyo-based Japan BCG Laboratory.