Puma Biotechnology, Inc. is a biopharmaceutical company. The company is headquartered in Los Angeles, California and currently employs 172 full-time employees. The company went IPO on 2012-03-21. The firm is commercializing NERLYNX, an oral version of neratinib, for the treatment of certain HER2-positive breast cancers. NERLYNX is approved in the United States for two indications: the extended adjuvant treatment of adult patients with early stage HER2-overexpressed/amplified breast cancer following adjuvant trastuzumab-based therapy and for use in combination with capecitabine for the treatment of adult patients with advanced or metastatic HER2-positive breast cancer who have received two or more prior anti-HER2-based regimens in the metastatic setting. The firm has in-licensed and is responsible for the global development and commercialization of alisertib. The company intends to pursue the development of alisertib initially in small cell lung cancer and hormone receptor positive breast cancer.