08:58 AM EDT, 09/09/2025 (MT Newswires) -- Health care stocks were flat to higher premarket Tuesday, with the iShares Biotechnology ETF (IBB) inactive and the Health Care Select Sector SPDR Fund (XLV) advancing by 0.3%.

UnitedHealth Group ( UNH ) shares were up more than 3% after the company said interim data suggest that about 78% of its membership is in 4-star or higher plans, consistent with expectations and past performance.