INVESTOR ALERT: Class Action Lawsuit Filed on Behalf of Actinium Pharmaceuticals, Inc. (ATNM) Investors – Holzer & Holzer, LLC Encourages Investors With Significant Losses to Contact the F...
Actinium Pharmaceuticals, Inc. (Delaware) (ATNM)
NASDAQ:AMEX Investor Relations:
ir.actiniumpharma.com
Company Research
Source: GlobeNewswire
ATLANTA, March 28, 2025 (GLOBE NEWSWIRE) -- A shareholder class action lawsuit has been filed against Actinium Pharmaceuticals, Inc. (“Actinium” or the “Company”) (NYSE: ATNM). The lawsuit alleges that Defendants made materially false and/or misleading statements, and/or failed to disclose material adverse facts, including allegations that: (i) Actinium “repeatedly touted the Sierra Trial’s positive DCR data while downplaying the study’s failure to generate statistically significant or clinically meaningful Overall Survival data; and (ii) misled investors about the importance of the Sierra Trial’s poor Overall Survival data by claiming that the FDA had somehow blessed the design of the Sierra Trial such that the lack of statistically significant or clinically meaningful OS data would not be a barrier to approval of the BLA.” If you bought shares of Actinium between October 31, 2022 and August 2, 2024, and you suffered a significant loss on that investment, you are encouraged to dis
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ATNM
News
- Actinium Pharmaceuticals Presents New Preclinical Data Demonstrating Potent Anti-Tumor Activity of ATNM-400 Across Multiple Breast Cancer Subtypes Including Hormone Receptor-Positive, Triple-Negative, and Tamoxifen- and HER2 Therapy-Resistant Breast CanceAcquire Media Monitor
- Actinium Pharmaceuticals Presents New Preclinical Data Demonstrating Potent Anti-Tumor Activity of ATNM-400 Across Multiple Breast Cancer Subtypes Including Hormone Receptor-Positive, Triple-Negative, and Tamoxifen- and HER2 Therapy-Resistant Breast CancePR Newswire
- Actinium Pharmaceuticals Announces ATNM-400 Data Demonstrating Potent Efficacy in Triple-Negative Breast Cancer and Ability to Overcome Endocrine and HER2-Targeted Therapy Resistance Being Presented at the San Antonio Breast Cancer Symposium [Yahoo! FinanYahoo! Finan
- Actinium Pharmaceuticals Announces ATNM-400 Data Demonstrating Potent Efficacy in Triple-Negative Breast Cancer and Ability to Overcome Endocrine and HER2-Targeted Therapy Resistance Being Presented at the San Antonio Breast Cancer SymposiumPR Newswire
- Actinium Pharmaceuticals, Inc. to Highlight ATNM-400 Data in Hormone-Resistant and HER2-Resistant Breast Cancer at the 2025 San Antonio Breast Cancer Symposium, Expanding Pan-Tumor Profile Across Three Solid Tumor IndicationsPR Newswire
ATNM
Sec Filings
- 11/26/25 - Form 8-K
- 11/14/25 - Form 10-Q
- 11/5/25 - Form ARS
- ATNM's page on the SEC website