As of March 2026 Kirby Corporation has a market cap of C$9.49 Billion. This makes Kirby Corporation the world's 2499th 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 Mar 17th, 2026 the market cap of Kirby Corporation was reported to be: