Pfizer shares slump 3.60% on fourth quarter loss, lower 2026 outlook
Shares of US drugmaker Pfizer Inc. slumped on Tuesday following a fourth quarter loss due to a large write-down. It also forecasts lower revenues for 2026. The pharma giant highlighted another fall in quarterly revenues tied to Covid-19 products, and $4.4 billion in asset impairments that were needed “due to changes in development plans and…