As of December 2025 Algoma Steel has a market cap of C$0.63 Billion. This makes Algoma Steel the world's 7295th 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 Dec 15th, 2025 the market cap of Algoma Steel was reported to be: