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Actinium Pharmaceuticals (ATNM)

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Earnings summaries and quarterly performance for Actinium Pharmaceuticals.

Research analysts covering Actinium Pharmaceuticals.

Recent press releases and 8-K filings for ATNM.

Actinium Pharmaceuticals Announces Superior Anti-Tumor Activity of ATNM-400 in Lung Cancer
ATNM
New Projects/Investments
Revenue Acceleration/Inflection
  • Actinium Pharmaceuticals (ATNM) announced superior preclinical efficacy of its lead solid tumor program, ATNM-400, in non-small cell lung cancer (NSCLC).
  • ATNM-400 demonstrated 3-5 times greater tumor growth inhibition as a monotherapy compared to current standard-of-care EGFR-mutant NSCLC therapies, including osimertinib, Dato-DXd, and amivantamab.
  • In combination with osimertinib, ATNM-400 achieved complete tumor regression in 100% of tumor-bearing animals, indicating synergistic activity.
  • The company highlights the multi-tumor potential of ATNM-400, which is also being developed for prostate cancer, and aims to address the significant unmet need in NSCLC where existing therapies generated approximately $7 billion in sales in 2024 but face resistance issues.
Oct 27, 2025, 11:00 AM