As of January 2026 Allison Transmission has a market cap of C$12.82 Billion. This makes Allison Transmission the world's 2115th 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 16th, 2026 the market cap of Allison Transmission was reported to be: