Exelixis Announces Final Results from Phase 3 COSMIC-311 Pivotal Trial of CABOMETYX® in Patients with Previously Treated Radioactive Iodine-Refractory Differentiated Thyroid Cancer Presented at ESMO 2021

– At a median follow-up of 10.1 months, median progression-free survival was 11.0 months for CABOMETYX compared with 1.9 months for placebo –

– Results served as a basis for the recent U.S. FDA approval of CABOMETYX for adult and pediatric patients 12 and older with locally advanced or metastatic DTC that has progressed following prior VEGFR-targeted therapy and who are radioactive iodine-refractory or ineligible –

ALAMEDA, Calif.--(BUSINESS WIRE)-- Exelixis, Inc. (Nasdaq: EXEL) today announced final results from the phase 3 COSMIC-311 pivotal trial of CABOMETYX® (cabozantinib) in patients with previously treated radioactive iodine-refractory differentiated thyroid cancer (DTC). Following a previous announcement that the trial met one of the two primary endpoints of significant improvement versus placebo in progression-free survival (PFS) assessed by blinded independent radiology committee (BIRC; p