As of September 2026 Summit Therapeutics has a market cap of โฌ12.03 Billion. This makes Summit Therapeutics the world's 1591th 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 Sep 16th, 2026 the market cap of Summit Therapeutics was reported to be: