As of December 2025 Summit Therapeutics has a market cap of ยฃ10.21 Billion. This makes Summit Therapeutics the world's 1528th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.
On Dec 7th, 2025 the market cap of Summit Therapeutics was reported to be: