As of October 2026 Canadian National Railway has a market cap of โฌ63.49 Billion. This makes Canadian National Railway the world's 343th 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 Oct 9th, 2026 the market cap of Canadian National Railway was reported to be: