08:59 AM EDT, 09/02/2025 (MT Newswires) -- Health care stocks were flat to lower premarket Tuesday, with the iShares Biotechnology ETF (IBB) inactive and the Health Care Select Sector SPDR Fund (XLV) down 0.5%.

Ionis Pharmaceuticals ( IONS ) shares were up more than 17% after the company said topline data from phase 3 studies of olezarsen showed that the drug candidate significantly reduced fasting triglycerides and acute pancreatitis events in patients with severe hypertriglyceridemia.