Actinium Pharmaceuticals to Highlight First-in-Human Phase 1 Study of ATNM-400 a HER3-Targeted Non-PSMA Radiotherapy in Prostate Cancer at ESMO 2026
Actinium Pharmaceuticals, Inc. (NYSE American: ATNM) (Actinium or the Company), a pioneer in differentiated targeted radiotherapies with the potential to transform cancer treatment, today announced that the first‑in‑human Phase 1 study of ATNM‑400, a HER3-targeted, non-PSMA radiotherapy, in metastatic castration‑resistant prostate cancer (mCRPC) will be featured at the European Society for Medical Oncology (ESMO) Congress 2026, taking place October 23–27, 2026, in Madrid, Spain.
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