09:11 AM EDT, 09/16/2025 (MT Newswires) -- Health care stocks were mixed premarket Tuesday, with the Health Care Select Sector SPDR Fund (XLV) down 0.1% and the iShares Biotechnology ETF (IBB) 0.3% higher.

Novo Nordisk ( NVO ) shares were up more than 3% after the company said a phase 3 Redefine subanalysis found once-weekly cagrilintide 2.4 mg produced mean weight loss of roughly 11.8% versus 2.3% with a placebo at 68 weeks.