Market Cap

Algoma Steel Market Capitalization:

Algoma Steel Inc.

C$565.6 Million

CAD as of Jan. 1, 2026

US$412.7 Million

business Algoma Steel Company Profile

Algoma Steel Main Stock Listing

TSX: ASTL

Market capitalization history of Algoma Steel

Market capitalizations are calculated from the opening stock price at the beginning of each month.

Top Competitors by Market Capitalization

Industry: Steel
Company Market Cap (USD)
Nucor Corporation $38.77 B
ArcelorMittal $35.61 B
Toyota Tsusho Corp $34.05 B
Steel Dynamics, Inc. $25.92 B
Baoshan Iron & Steel Co. Ltd $22.60 B
Sector: Basic Materials
Company Market Cap (USD)
Linde $201.21 B
BHP $151.21 B
Zijin Mining Group Co Ltd $134.18 B
Rio Tinto $131.23 B
Southern Copper Corporation $121.79 B

Yearly evolution of Algoma Steel market cap

Date Market Cap YoY Change
Jan. 1, 2026 C$565.6 M -63.10%
Jan. 1, 2025 C$1.53 B 12.58%
Jan. 1, 2024 C$1.36 B 16.81%
Jan. 1, 2023 C$1.17 B -1.50%
Jan. 1, 2022 C$1.18 B

Market capitalization is calculated from the opening stock price at the beginning of each year.

Algoma Steel Categories

Canada languages Basic Materials languages Steel
Canada Basic Materials Canada Steel

Stocks & Indices

Algoma Steel Inc. has the following listings and related stock indices.


Stock: TSX: ASTL

Stock: NASDAQ: ASTL

What is a company's market capitalization?

The market capitalization of a company, more simply referred to as "market cap", is the total market value of a publicly traded company's outstanding shares. It is often considered as a key indicator of what a company is worth.