08:53 AM EDT, 06/04/2024 (MT Newswires) -- Health care stocks were steady pre-bell Tuesday, with the Health Care Select Sector SPDR Fund (XLV) and iShares Biotechnology ETF (IBB) recently inactive.

Annexon ( ANNX ) rallied past 45% after saying its phase 3 trial evaluating investigational monoclonal antibody ANX005 in patients with the neurological disease Guillain-Barre syndrome met its primary endpoint and showed early and sustained improvements in key secondary endpoints.