Healthcare stocks were advancing pre-bell Thursday, with the State Street Health Care Select Sector SPDR ETF (XLV) was 1% higher and the iShares Biotechnology ETF (IBB) up 0.6%.
Insmed (INSM) stock was up more than 28% after the company posted a narrower Q2 loss, as revenue increased during the period, and raised its Brinsupri revenue guidance for 2026.
Roivant Sciences (ROIV) shares were down more than 3% after the company reported a decline in fiscal Q1 revenue.
Zoetis (ZTS) stock was up more than 1% after the company posted higher Q2 adjusted earnings.