GSK Stock News Today (Dec. 23, 2025): Buyback Update, Director Buying, US Drug-Pricing Deal, and FDA Wins — What Analysts Forecast Next
GSK disclosed a buyback of 232,912 shares on Dec. 19, 2025, at an average price of 1,807.58p, bringing total repurchases since late September to over 14.5 million shares. The company also reported director share purchases and reached a US drug pricing agreement. Shares traded near $48.59 Tuesday, little changed. Samsung Biologics agreed to buy a US facility from GSK for $280 million.