09:00 AM EDT, 06/04/2026 (MT Newswires) -- Healthcare stocks were rising premarket Thursday, with the State Street Health Care Select Sector SPDR ETF (XLV) 1.5% higher and the iShares Biotechnology ETF (IBB) advancing by 0.6%.

Biogen (BIIB) shares were up more than 1% after the company said the US Food and Drug Administration has granted breakthrough therapy designation for Salanersen to treat spinal muscular atrophy, a rare, genetic and neuromuscular disease.