Efficacy data remain consistent with previous disclosures, showing 10.3-month median PFS in all patients and 11.4-month median PFS in 2L patients Subset analyses show broad activity in patients with PI3Kα-mutated, HR+/HER2- metastatic breast cancer, regardless of prior fulvestrant or other SERD exposure, or ESR1 mutation status Phase 3 ReDiscover-2 trial in CDK4/6-experienced breast cancer ongoing CAMBRIDGE, Mass., Dec. 12, 2025 (GLOBE NEWSWIRE) -- Relay Therapeutics, Inc. (Nasdaq: RLAY), a clinical-stage, ...