Nuvalent Announces Timing of Pivotal Data for TKI Pre-treated Patients with Advanced ROS1-positive NSCLC from ARROS-1 Clinical Trial of Zidesamtinib

Core Viewpoint - Nuvalent, Inc. is set to discuss pivotal data for zidesamtinib, a novel ROS1-selective inhibitor, in a conference call on June 24, 2025, focusing on its application in advanced ROS1-positive non-small cell lung cancer patients [1] Group 1: Company Overview - Nuvalent, Inc. is a clinical-stage biopharmaceutical company dedicated to developing targeted therapies for cancer, specifically aimed at overcoming limitations of existing treatments for kinase targets [5] - The company is advancing a robust pipeline that includes investigational candidates for ROS1-positive, ALK-positive, and HER2-altered non-small cell lung cancer, along with multiple discovery-stage research programs [5] Group 2: Zidesamtinib and Clinical Trials - Zidesamtinib is designed to be a brain-penetrant ROS1-selective inhibitor, addressing resistance seen with current ROS1 inhibitors and targeting tumors with treatment-emergent ROS1 mutations [3] - The ARROS-1 trial is a first-in-human Phase 1/2 clinical trial evaluating zidesamtinib in patients with advanced ROS1-positive non-small cell lung cancer and other solid tumors, focusing on safety, tolerability, and preliminary anti-tumor activity [4] - Zidesamtinib has received breakthrough therapy designation for ROS1-positive metastatic non-small cell lung cancer patients previously treated with two or more ROS1 tyrosine kinase inhibitors, as well as orphan drug designation for ROS1-positive NSCLC [3]