Sector Update: Healthcare

03:31 PM EDT, 10/28/2026 (MT Newswires) -- Healthcare stocks were mixed late Wednesday afternoon, with the NYSE Healthcare Index down 0.1% and the State Street Health Care Select Sector SPDR ETF (XLV) adding 0.4%. The iShares Biotechnology ETF (IBB) rose 1.4%. In corporate news, Genmab (GMAB) shares surged 28% after it said Wednesday that a phase 3 trial of petosemtamab plus pembrolizumab met both primary endpoints. The study evaluated the combination in patients with first-line PD-L1-positive recurrent or metastatic head and neck squamous cell carcinoma. The combination was compared with pembrolizumab alone, the company said.