ASTL (Algoma Steel Group) YoY EBITDA Growth: 48.63% (As of Jun. 2026)

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

ASTL Algoma Steel Group Inc ASTL
59 GF Score
Price $4.29
GF Value $4.56
Valuation Fairly Valued
! 8 Warning Signs
View Full Analysis

What is Algoma Steel Group YoY EBITDA Growth?

Algoma Steel Group ASTL -4.04% 59 YoY EBITDA Growth is 48.63% as of Jun. 2026. GuruFocus rates ASTL with a GF Score™ of 59/100 and a GF Value™ of $4.56 (Fairly Valued). The stock has 8 warning signs investors should review.

YoY EBITDA Growth is the percentage change of EBITDA per Share over the past twelve months. Algoma Steel Group's YoY EBITDA Growth for the quarter that ended in Jun. 2026 was 48.63%.

Algoma Steel Group's EBITDA per Share for the three months ended in Jun. 2026 was $-0.30.

Algoma Steel Group YoY EBITDA Growth Historical Data

* Premium members only.

The historical data trend for Algoma Steel Group's YoY EBITDA Growth can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Algoma Steel Group YoY EBITDA Growth Chart

Algoma Steel Group Annual Data
Trend Mar20 Mar21 Mar22 Mar23 Mar24 Dec25
YoY EBITDA Growth
Get a 7-Day Free Trial 295.91 1,262.63 -72.83 -33.08 -441.86

Algoma Steel Group Quarterly Data
Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26 Jun26
YoY EBITDA Growth Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only -290.26 -771.82 -560.19 -2,644.44 48.63
ASTL
59GF Score
Algoma Steel Group Inc ASTL
YoY EBITDA Growth is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Algoma Steel Group YoY EBITDA Growth Calculation

YoY EBITDA Growth is the percentage change of EBITDA per Share over the past twelve months.

Algoma Steel Group's YoY EBITDA Growth for the fiscal year that ended in Dec. 2025 is calculated as:

YoY EBITDA Growth (A: Dec. 2025 )
=(EBITDA per Share (A: Dec. 2025 )-EBITDA per Share (A: Mar. 2024 ))/ | EBITDA per Share (A: Mar. 2024 ) |
=(-5.733-1.677)/ | 1.677 |
=-441.86 %

Algoma Steel Group's YoY EBITDA Growth for the quarter that ended in Jun. 2026 is calculated as:

YoY EBITDA Growth (Q: Jun. 2026 )
=(EBITDA per Share (Q: Jun. 2026 )-EBITDA per Share (Q: Jun. 2025 )) / | EBITDA per Share (Q: Jun. 2025 )) |
=(-0.301--0.586)/ | -0.586 |
=48.63 %

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Frequently Asked Questions Learn more about YoY EBITDA Growth →
What does a YoY EBITDA Growth of 48.63% mean?
Algoma Steel Group (ASTL) has a YoY EBITDA Growth of 48.63% as of Jun. 2026. YoY EBITDA Growth is the percentage change of EBITDA per share over the past 12-month. View historical data for Algoma Steel Group and its competitors.
Is Algoma Steel Group's YoY EBITDA Growth too high?
Algoma Steel Group's current YoY EBITDA Growth is 48.63%. Overall, Algoma Steel Group has a GF Score™ of 59/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Algoma Steel Group's YoY EBITDA Growth compare to NUE and STLD?
Algoma Steel Group's YoY EBITDA Growth of 48.63% can be compared against companies in the Steel industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good YoY EBITDA Growth for a Steel company?
A good YoY EBITDA Growth depends on the Steel industry context. However, YoY EBITDA Growth should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high YoY EBITDA Growth mean?
A high YoY EBITDA Growth can signal that a stock is expensive relative to its fundamentals. YoY EBITDA Growth is the percentage change of EBITDA per share over the past 12-month. View historical data for Algoma Steel Group and its competitors. Algoma Steel Group's current YoY EBITDA Growth is 48.63%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Algoma Steel Group stock overvalued right now?
Based on GuruFocus' analysis, Algoma Steel Group (ASTL) is currently considered Fairly Valued. The stock's GF Value™ is $4.56, compared to a current price of $4.29 — trading 5.9% below its estimated fair value. The current YoY EBITDA Growth is 48.63%. Algoma Steel Group's overall GF Score™ is 59/100 with 8 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is YoY EBITDA Growth calculated?
YoY EBITDA Growth is calculated from a company's financial statements. For Algoma Steel Group (ASTL), the current YoY EBITDA Growth is 48.63% as of Jun. 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Is Algoma Steel Group (ASTL) Overvalued in 2026?

Based on GuruFocus' analysis, Algoma Steel Group stock appears to be undervalued. The current stock price of $4.29 is trading 5.9% below its estimated GF Value™ of $4.56. GuruFocus considers Algoma Steel Group to be Fairly Valued.

Key valuation signals for ASTL:

  • YoY EBITDA Growth: 48.63%
  • GF Value™: $4.56 vs. price of $4.29 (5.9% below fair value)
  • GF Score™: 59/100 with 8 warning signs

No single metric tells the full story. See the ASTL stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Algoma Steel Group Business Description

Other Exchanges 9ZY:GermanyASTL:Canada
Address 105 West Street, Sault Ste. Marie, ON, CAN, P6A 7B4
Algoma Steel Group Inc is a fully integrated steel producer of hot and cold rolled steel products, including coiled sheet and plate, strategically located. The firm operates in a single segment of basic steel production including sheets, plates, slabs, and freights. The company's revenue is generated from contracts to produce, ship, and deliver steel products Geographically it serves Canada, the United States, and the rest of the world, whilst driving key revenue from United States. The company generates the majority of its revenue from the sale of Steel sheets and strips.
59GF Score

Get the complete analysis for ASTL

YoY EBITDA Growth is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

$4.29
Price
$4.56
GF Value