As of January 2026 Xenon Pharmaceuticals has a market cap of C$4.49 Billion. This makes Xenon Pharmaceuticals the world's 3863th 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 Jan 13th, 2026 the market cap of Xenon Pharmaceuticals was reported to be: