Sector Update: Healthcare Stocks Decline Premarket Thursday

09:17 AM EDT, 10/01/2026 (MT Newswires) -- Healthcare stocks were declining premarket Thursday, with the State Street Health Care Select Sector SPDR ETF (XLV) down 0.1% and the iShares Biotechnology ETF (IBB) 0.4% lower. Monte Rosa Therapeutics (GLUE) shares were up more than 4% after the company said its experimental drug, MRT-8102, achieved its phase 1 study objectives, showing strong NEK7 degradation and reductions in multiple biomarkers associated with atherosclerotic cardiovascular disease in subjects at elevated CVD risk. United Therapeutics (UTHR) stock was over 2% higher after the company said the US District Court for the District of Delaware ruled that Liquidia Technologies infringed two claims of its patent covering treprostinil that can be inhaled for pulmonary hypertension associated with interstitial lung disease. RadNet (RDNT) has teamed up with WIN-NextGen to introduce students and young adults to medical imaging careers amid a growing workforce shortage, the companies said. Shares of RadNet were down more than 1% pre-bell.