1. Radiopharm Theranostics ADR (NASDAQ:RADX)
Stock Upside Potential: 383.35%
Number of Hedge Fund Holders: 3
Radiopharm Theranostics ADR (NASDAQ:RADX) is among the best Australian stocks to buy in 2026. Radiopharm Theranostics ADR (NASDAQ:RADX) continues to advance its clinical programs with solid results. On April 20, the company presented initial findings from an early-stage trial of its cancer drug candidate at the American Association for Cancer Research Annual Meeting.
The drug candidate, 177Lu-RAD202, is being developed as a treatment for various cancers, including breast cancer. In the Phase 1 HEAT clinical trial, 177Lu-RAD202 was evaluated in patients with advanced HER2-positive breast and urothelial cancers. These patients had been through multiple metastatic therapies before. In this trial, they received the lowest dose of 30 mCi.
In this study, 177Lu-RAD202 showed encouraging tumor uptake. It also demonstrated a favorable safety profile. With these findings, Radiopharm has been approved to advance the trial to the next dose level of 130 mCi. This dose escalation approval covers cohort 1 and cohort 2.
The company is conducting the Phase 1 HEAT study at clinical centers across Australia. It aims to complete the Phase 1 dose escalation by the end of this year.
At this point, Radiopharm has a busy clinical program, with a pipeline that includes five Phase 1 trials and one Phase 2 trial. These trials cover diverse cancer types, including lung cancer, prostate cancer, breast cancer, and brain cancer.
On April 7, Radiopharm announced a supply deal with Siemens for its brain cancer drug program. Under this deal, Siemens will manufacture and supply doses of Radiopharm’s drug candidate RAD101 for Phase 3 registrational trials in the US.
Radiopharm Theranostics ADR (NASDAQ:RADX), headquartered in Melbourne, Australia, is a biotech focused on developing products for cancer care. It specializes in developing first-in-class radiopharmaceuticals for cancer diagnosis and treatment.
While we acknowledge the potential of RADX to grow, our conviction lies in the belief that some AI stocks hold greater promise for delivering higher returns and have limited downside risk. If you are looking for an AI stock that is more promising than RADX and that has 100x upside potential, check out our report about the cheapest AI stock.
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