08:57 AM EDT, 03/30/2026 (MT Newswires) -- Health care stocks were flat to higher pre-bell Monday, with the State Street Health Care Select Sector SPDR ETF (XLV) inactive and the iShares Biotechnology ETF (IBB) up 0.9%.

United Therapeutics ( UTHR ) shares were up more than 16% after the company said a pivotal study of nebulized Tyvaso in idiopathic pulmonary fibrosis met the primary efficacy endpoint, increasing forced vital capacity by 130.1 mL at 52 weeks and reducing the risk of clinical worsening compared with placebo.