U.S. Markets open in 6 hrs 1 min

Biotech Giant Tumbles On Downgrade Amid Payer Pushback In Europe

ALLISON GATLIN
Biotech Giant Tumbles On Downgrade Amid Payer Pushback In Europe

Vertex Pharmaceuticals stock slipped below its 50-day moving average Tuesday after sustaining a downgrade and price target cut on European opposition to its cystic fibrosis treatments.