AstraZeneca in talks with Summit for over $15 billion license deal

4 July 2025

UK pharma major AstraZeneca (LSE: AZN) is in talks with Summit Therapeutics (Nasdaq: SMMT) to license an experimental lung-cancer drug under a deal worth as much as $15 billion, Bloomberg News reported on Thursday, citing people familiar with the matter.

Shares of Summit Therapeutics surged 9.7% to $25.81 in morning trade.

The Menlo Park, California-based drug developer did not immediately respond to request seeking comment, while an AstraZeneca spokesperson declined to comment.

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