MannKind Corporation (MNKD), based in Valencia, California, is a biopharmaceutical company focusing on the discovery, development, and commercialization of therapeutic products for diseases such as diabetesand cancer. The company, while founded in February 1991, took its present form in 2003 as a merger of three companies owned by Alfred E. Mann, named after its founder, who has invested approximately $900 million in the firm. One of the former companies, Pharmaceutical Discovery, was purchased in 2001 from Solomon Steiner; with that purchase MannKind acquired the Technosphere molecule and Medtone Inhaler, upon which was developed its lead product, Afrezza (inhalable insulin).
