Pfizer (PFE) stock price slips before the bell after obesity-drug update, 2026 outlook
Pfizer shares fell 3.4% to $25.77 in Wednesday’s premarket after Novo Nordisk warned of lower 2026 sales and price pressure in obesity drugs. Pfizer’s GLP-1 trial met its main goal, showing up to 12.3% mean weight loss at 28 weeks, but safety questions remain. The company reaffirmed 2026 guidance and reported $17.6 billion in Q4 revenue. Investors await more VESPER-3 data at the June 6 ADA meeting.