Algoma Steel Group Inc.
Algoma Steel Group Inc. (ASTL.TO) Market Cap & Net Worth
Live market cap, enterprise value, and global rank — multi-year chart and annual table below.
astl.to · market cap & enterprise value · FMP · as of Jun 8, 2026
Core market cap & key metrics
As of Jun 8, 2026, Algoma Steel Group Inc. (ASTL.TO) has a market cap — also referred to as its net worth or valuation — of $732,437,924, making it one of the top most valuable companies globally. Market Cap = $6.98 × shares outstanding.
Market cap history — by year
* 2026 = year-to-date · Year-end market cap · Source: FMP
Market cap by year
Compared to Peers
View Basic Materials sectorAbout Market Cap, Net Worth & Valuation
Algoma Steel Group Inc. (ASTL.TO) has a market cap — also referred to as its net worth or valuation — of $732,437,924 as of Jun 8, 2026, making it the #0 most valuable company globally. Market Cap = Stock Price × Shares Outstanding.
Algoma Steel Group Inc. reached its all-time high market cap of $7.2B on Mar 31, 2013. Comparing the Algoma Steel Group Inc. market cap history illustrates one of the most extraordinary corporate growth stories.
Investors frequently compare Algoma Steel Group Inc. net worth vs peers and ask how Algoma Steel Group Inc. valuation compares to other countries. Its market cap reflects continued investor confidence.
Frequently Asked Questions
ASTL.TO market cap · 6 questionsAlgoma Steel Group Inc.'s net worth — measured as market capitalization — is $732,437,924 as of Jun 8, 2026. It ranks #0 globally. Market Cap = $$6.98 (price) × shares outstanding.