# Actinium (ATNM) — Overview

ATNM · AMEX · Stock

Canonical page: https://www.lighthorse.io/tickers/atnm

## Price

Last close $1.06 on Oct 15, 2026. 52-week range $0.75 – $1.69.

## Company profile

Actinium Pharmaceuticals Inc is a biopharmaceutical company engaged in the development of targeted radiotherapies using its Antibody Radiation Conjugates (ARCs) platform, which combines monoclonal antibodies with radioisotopes to selectively target and destroy cancer cells. The company's product candidates include Iomab-B, an iodine-131 based radiotherapy for conditioning prior to hematopoietic stem cell transplantation, and Actimab-A, an actinium-225 based radiotherapy in clinical development for acute myeloid leukemia. The company is also advancing additional programs, including Iomab-ACT for cell and gene therapy conditioning and other preclinical candidates targeting solid tumors.

## Frequently Asked Questions

### How do I buy stock in Actinium (ATNM)?

ATNM trades commission-free with a Light Horse Securities brokerage account — from the mobile app, the web at [Light Horse Dashboard](https://portal.lighthorse.io), the trading API, or an [AI agent connected over MCP](/instructions/ai/claude). The trade panel on this page places the order once you are signed in.

---

Quotes and charts are not real-time and must not be relied on for trade decisions or valuation.

This page is for informational purposes only. Nothing on it is a recommendation, solicitation or offer to buy or sell any security, nor investment, legal or tax advice. Light Horse Securities Inc does not verify third-party data and is not responsible for its accuracy, completeness or timeliness.

Data provided by [AInvest](https://www.ainvest.com).