On March 20, 2020, MabVax Therapeutics Holdings, Inc. went out of business as per its Chapter 11 liquidation filing under bankruptcy. MabVax Therapeutics Holdings, Inc., a clinical stage biopharmaceutical company, discovers, develops, and commercializes proprietary human monoclonal antibody products and vaccines for the treatment of various cancers. The company has a pipeline of human monoclonal antibody products based on the protective immune responses generated by patients who have been immunized against targeted cancers. Its lead cancer vaccines targeting recurrent sarcoma and ovarian cancer are in proof of concept Phase II multi-center clinical trials. The company’s product candidates include MVT-5873, a therapeutic antibody that is in Phase I clinical trial for patients with advanced or metastatic adenocarcinoma of the pancreas (PDAC) and other CA19-9 positive malignancies; and MVT-2163, an immuno-positron emission tomography (PET) imaging agent, which is in Phase I clinical trial designed to evaluate a next generation diagnostic PET imaging agent in patients with PDAC or other CA19-9 positive malignancies. Its product candidates also comprise MVT-1075, a radioimmunotherapy agent that combines the company’s HuMab-5B1 antibody with the radiopharmaceutical (177) Lutetium to treat pancreatic cancer. The company has various research agreements and collaborations with Memorial Sloan Kettering Cancer Center; a licensing agreement with Life Technologies Corporation; a research collaboration agreement with Rockefeller University's Laboratory of Molecular Genetics and Immunology; and a development and manufacturing services agreement with Patheon. MabVax Therapeutics Holdings, Inc. was founded in 2006 and is based in San Diego, California.