Latest Radiopharm Theranostics (ASX:RAD) News

Big gains came from contracts, approvals and takeover interest, while several capital raisings and debt deals drew a cooler response. Diagnostics, radiopharma and medtech led the week, with buyers rewarding companies that showed clear sales, supply or hospital access.

Radiopharm Theranostics has finished enrolling patients in its U.S. Phase 2b trial of RAD 101 for brain metastases imaging, reporting promising interim data showing 90% concordance with MRI. The company aims to launch a pivotal Phase 3 trial following a full data readout in June 2026.

Rare earths, lithium and antimony stocks drove the week, while a handful of capital raisings and profit warnings hit hard. The biggest gains came from drilling wins and deal news. The sharpest falls came where investors faced dilution, weaker earnings or takeover friction.

Small-cap healthcare names produced the biggest share-price swings this week, while larger names advanced on sales growth, trial progress and fresh contracts. Investors rewarded companies that showed clear commercial traction, but fundraising and weak follow-through punished others.

Radiopharm Theranostics has received a positive recommendation to escalate the dose of its 177Lu-RAD202 radiotherapeutic in a Phase 1 trial targeting HER2-positive advanced solid tumors, maintaining its timeline to complete dose escalation by year-end 2026.

Radiopharm Theranostics has secured a clinical supply agreement with Siemens Healthineers to manufacture and distribute RAD101, advancing its Phase 3 trial in the U.S. Interim Phase 2b data showed 90% concordance with MRI in detecting brain metastases.

Micro-caps stole the spotlight, led by a boardroom reset at Killi and a blockbuster cancer update from Amplia. Energy explorers and a few big raisings moved the other way, as traders sold hard into fresh dilution and weak price action.

Cancer drug data and two separate Mayo Clinic-linked deals drove the biggest moves this week. Investors paid up for clearer routes to hospital rollouts, while one digital screening name fell hard after early gains evaporated.

Radiopharm Theranostics has initiated dosing in its Phase 1 clinical trial of RAD 402, a novel radiolabelled antibody targeting KLK3 in advanced prostate cancer. Early data from the trial’s initial dose levels are expected in the second half of 2026.

Radiopharm Theranostics reports promising second interim Phase 2b results for RAD 101, showing 90% concordance with MRI in detecting brain metastases and encouraging sensitivity and specificity trends.

Cannabis and psychedelics delivered the week’s biggest winner, while a cluster of smaller caps slid on fresh losses, leadership change, and near-term uncertainty. Investors kept paying up for FDA clearances and reimbursement wins, but punished businesses where early pops quickly disappeared.

Radiopharm Theranostics reported a 44% increase in net loss to $27 million for the half-year ended December 2025, driven by expanded R&D spending. The company bolstered its cash reserves through a $35 million placement while progressing multiple clinical trials across its radiopharmaceutical pipeline.