Core Insights - The company has initiated the Phase 1 'HEAT' clinical trial for RAD202, targeting HER2-positive advanced solid tumors, marking a significant milestone in its transition to a clinical-stage entity [1][3][4] - The trial aims to assess the safety, tolerability, and preliminary efficacy of 177Lu-RAD202, with the first patient already dosed [2][3] - RAD202 is a proprietary nanobody that has shown promise in previous studies for treating HER2-positive cancers, including breast cancer [3][5] Company Overview - Radiopharm Theranostics is a clinical-stage biopharmaceutical company focused on developing innovative oncology radiopharmaceuticals for high unmet medical needs [5] - The company is listed on ASX (RAD) and NASDAQ (RADX) and has a diverse pipeline that includes one Phase 2 and three Phase 1 trials targeting various solid tumors [5] - The company aims to provide therapeutic options that improve clinical outcomes for patients with HER2-positive metastatic cancers [3][4]