Sutro Biopharma, Inc. and BioNova Pharmaceuticals Limited jointly announced an option agreement for BioNova to develop and commercialize STRO-001, a CD74-targeting Antibody-Drug Conjugate (ADC), for patients with hematologic cancers, in Greater China, including mainland China, Hong Kong, Macau and Taiwan. Under the terms of the agreement, BioNova has the option to obtain exclusive rights to develop and commercialize STRO-001 in Greater China. BioNova will pursue the clinical development, regulatory approval, and commercialization of STRO-001 in multiple indications, including non-Hodgkin's lymphoma, multiple myeloma, and leukemia in the licensed territory. Sutro will retain development and commercial rights of STRO-001 globally outside of Greater China, including the United States. BioNova will pay to Sutro an initial licensing option payment of $4 million, with potential payments totaling up to $200 million related to option exercise, development, regulatory, and commercial milestones. Sutro will provide STRO-001 to BioNova under appropriate clinical and commercial supply service agreements. Upon commercialization, Sutro will receive tiered, double-digit royalties based on annual net sales of STRO-001 in Greater China.