NasdaqGM:ZLABBiotechs
Why Zai Lab (ZLAB) Is Down 5.5% After Diminished Final Results for Bemarituzumab in Gastric Cancer
In early September 2025, Zai Lab announced that the final analysis of its Phase 3 FORTITUDE-101 trial in gastric cancer indicated the previously reported survival benefit with bemarituzumab plus chemotherapy had diminished compared to the interim results, leading the company to delay regulatory filing until results from another confirmatory trial are available.
This development prompted a legal investigation into the company’s disclosures and highlights the heightened scrutiny around pivotal...