ALAMEDA, Calif.--(BUSINESS WIRE)--Exelixis, Inc. (Nasdaq: EXEL) today announced detailed results from STELLAR-303, a global phase 3 pivotal trial evaluating zanzalintinib in combination with atezolizumab (Tecentriq®) versus regorafenib in patients with previously treated non-microsatellite instability (MSI)-high metastatic colorectal cancer (CRC). As previously announced, the study met one of its dual primary endpoints, demonstrating a 20% reduction in the risk of death with the combination in. ...