Boston and Shenzhen – September 24, 2026 -- XtalPi Holdings Limited (HKEX: 2228) has submitted an Investigational New Drug (IND) application to the U.S. Food and Drug Administration for KQTD-126, a potential first-in-class gut-restricted pan-tropomyosin receptor kinase (pan-TRK) inhibitor targeting chronic intestinal pain in irritable bowel syndrome (IBS) and inflammatory bowel disease (IBD).