Avid Bioservices, Inc. operates as a contract development and manufacturing organization for the biotechnology and biopharmaceutical industries in the United States. It provides process development and current good manufacturing practice clinical and commercial manufacturing services of biologics, including clinical and commercial drug substance manufacturing, bulk packaging, release and stability testing, regulatory submission and support, upstream and downstream development and optimization, analytical methods development, cell line development, testing, and characterization services. The company was formerly known as Peregrine Pharmaceuticals, Inc. and changed its name to Avid Bioservices, Inc. in January 2018. Avid Bioservices, Inc. was incorporated in 1981 and is based in Tustin, California. As of February 5, 2025, Avid Bioservices, Inc. was taken private.