Algoma Steel Group Inc.(ASTL)— Stock Profile, AI Score & Financials

Materials · Nasdaq · AI-powered stock analysis, 32-signal quality score, SEC EDGAR financials, and institutional holdings. Updated .

Algoma Steel Group Inc. (ASTL) stock profile, AI quality score, and SEC EDGAR financial data, a Materials sector company. ASTL is not currently included in 13F Pro's AI-ranked quality universe — this company passes all size and coverage filters but hasn't been included in the latest quarterly ranking run. rankings refresh on jan 1, apr 1, jul 1, oct 1. Top institutional holders of ASTL by reported 13-F value include Maple Rock Capital Partners, MMCAP International SPC, DONALD SMITH, based on the most recent SEC filings. ASTL trades on the Nasdaq exchange and files with the SEC under CIK 1860805. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate ASTL daily and publish AI-generated analysis with cited SEC sources. The platform aggregates historical XBRL financial facts, 10-Q and 10-K filings, insider Form 4 transactions, and institutional 13-F holdings for Algoma Steel Group Inc. directly from SEC EDGAR.

ASTL key financials by period

Algoma Steel Group Inc. reported revenue, net income and margins by fiscal period, from SEC filings.
PeriodFormRevenueNet incomeOperating margin
FY 202440-F$2.8B——
FY 202340-F$2.8B——
FY 202240-F$3.8B——
FY 202120-F$1.8B——
FY 202020-F$2.0B——

Institutions holding ASTL

Institutional investors reporting a position in Algoma Steel Group Inc. on SEC Form 13F.
InstitutionSharesValueReported
Maple Rock Capital Partners16,861,818$68.3M2026-06-30
MMCAP International SPC10,954,738$44.4M2026-06-30
DONALD SMITH5,277,631$21.4M2026-06-30
BlackRock4,143,265$16.8M2026-06-30
Scheer, Rowlett & Associates Investment Management Ltd.3,846,390$15.7M2026-06-30
MORGAN STANLEY2,958,350$12.0M2026-06-30
AEGIS FINANCIAL1,786,122$7.2M2026-06-30
CDC Financial1,745,647$7.1M2026-06-30
BRIGHTLINE CAPITAL MANAGEMENT1,660,000$6.7M2026-06-30
LITTLEJOHN1,518,714$6.2M2026-06-30
SEC EDGAR: CIK 1860805 →
ASTL

Algoma Steel Group Inc.

ASTL
NasdaqSmall CapMaterials

13F Pro Quality Score

Not in ranked universe

Pending next ranking run

This company passes all size and coverage filters but hasn't been included in the latest quarterly ranking run. Rankings refresh on Jan 1, Apr 1, Jul 1, Oct 1.

Financial data, filings, and institutional holdings below are still tracked in full — only the proprietary quality composite is unavailable for this name.

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Top Institutional Holders

as of Q2 2026
$295.76M total
Maple Rock Capital Partners Inc.
$68.29M+5.8%
MMCAP International Inc. SPC
$44.37M-14.7%
DONALD SMITH & CO., INC.
$21.37M-12.5%
BlackRock, Inc.
$16.78M+0.7%
Scheer, Rowlett & Associates Investment Management Ltd.
$15.66M+19.9%
MORGAN STANLEY
$11.98M+99.4%
AEGIS FINANCIAL CORP
$7.23M0.0%
CDC Financial, Inc.
$7.07M+1146.9%
BRIGHTLINE CAPITAL MANAGEMENT, LLC
$6.72MNew
LITTLEJOHN & CO LLC
$6.15M-55.9%
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