Black Diamond Therapeutics , Inc. , a biotechnology company, discover, develops, and commercializes medicines for patient with genetically defined tumors. It develops BDTX-189, an irreversible small molecule inhibitor that is designed to targets oncogenic proteins defined by the non-canonical epidermal growth factor receptor (EGFR) and human epidermal growth factor receptor 2 driver mutations. The company is also developing BDTX-1535, a brain-penetrant inhibitor of EGFR mutations, including canonical, intrinsic resistance, and acquired resistance mutations; and BDTX-4933, a brain-penetrant inhibitor of oncogenic BRAF class I, II and III alterations. It has a strategic partnership with OpenEye Scientific Software, Inc. The company was formerly known as ASET Therapeutics, Inc. and changed its name to Black Diamond Therapeutics , Inc. in January 2018. Black Diamond Therapeutics , Inc. was incorporated in 2014 and is headquartered in Cambridge, Massachusetts.