Detailed data are expected later, but partners Biontech SE and Duality Biologics Co. Ltd. are celebrating a phase III interim analysis readout demonstrating that HER2-targeting antibody-drug conjugate (ADC) trastuzumab pamirtecan hit the primary endpoint of progression-free survival in patients with HER2-positive unresectable or metastatic breast cancer who have previously received trastuzumab and a taxane-based chemotherapy.

“New explosions in biotechnology are allowing us to interrogate cancers at a very sophisticated level compared to before,” Dennis Slamon told audience members at the Global Bio Conference in Seoul, South Korea Sept. 3.

The funding is in place for a phase IIb trial of its lead gut microbiome live biotherapeutic, after MRM Health NV closed a €55 million (US$64 million) series B round.

Phase III results from Sanofi SA’s study of amlitelimab in treating atopic dermatitis met the primary and key secondary endpoints, but investors took a step back.

Roivant Sciences Ltd.’s Immunovant Inc. unit unveiled phase II data in Graves’ disease with batoclimab, whetting appetites on Wall Street for the results with next-generation prospect IMVT-1402 from two potentially registrational trials that are enrolling now.

There have been numerous improvements in the treatment of cardiovascular disease since the European Society of Cardiology (ESC) first met in 1950, but unmet medical need remains and the science continues to advance, as delegates heard at the 75^th annual meeting in Madrid, Spain, Aug. 29-Sept. 1.

Argenica Therapeutics Ltd. saw its stock drop 56% following mixed results for its ARG-007 phase II Seancon trial in acute ischemic stroke patients undergoing endovascular revascularization, or thrombectomy.

As Wave Life Sciences Ltd. released more results from its ongoing phase Ib/IIa study of small interfering RNA editing oligonucleotide WVE-006 for treating alpha-1 antitrypsin deficiency, the company’s stock (NASDAQ:WVE) dropped by 16.8% to close at $8 on Sept. 3.

The Danish-German Cardiogenic Shock trial found that men implanted with Johnson & Johnson’s Impella CP after experiencing a heart attack with cardiogenic shock gain 600 days of life, on average, compared to usual care at 10 years. The study demonstrated no benefit for women.

In July 2025, BioWorld recorded 140 clinical trial updates spanning phases I through III, a significant drop from 254 updates tracked in June. Of the July data, 16 trials reported successful phase III results, while four studies were reported as failures.