Exelixis' TKI falls short in colorectal cancer subgroup as FDA reviews approval in all-comers on June 23, 2026 atezolizumab Colorectal Carcinoma Exelixis mCRC Metastasis from malignant neoplasm of colon and/or rectum Overall Survival Phase 3 regorafenib STELLAR-303 Stivarga Subgroup A Nepoviruses TKI zanzalintinib +
Exelixis' Zanzalintinib Achieves Key Survival Goal in Pivotal Colorectal Cancer Study on June 24, 2025 atezolizumab checkpoint inhibitor Clinical Trials Colorectal Carcinoma Exelixis Overall Survival STELLAR-303 Stivarga zanzalintinib +
Exelixis' Phase 3 Colorectal Cancer Data Sends Stock Higher on June 23, 2025 Clinical Trials Colorectal Carcinoma Exelixis regorafenib STELLAR-303 surge Tecentriq zanzalintinib +