Company profile

ASTL

Algoma Steel Group Inc.

NASDAQBasic Materials

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SEC record

SEC dossier

What this company has filed with the SEC, in plain language.

Declared intent to influence

Filed on Schedule 13D: the investor states an intention to influence how the company is run.

Maple Rock Capital Partners Inc.9.9%Aug 12, 25SCHEDULE 13D/A ↗2 co-filers on this document — the figure is the largest single stake, not their sum. · 1 earlier filing
Zekelman Industries, Inc.3.1%Sep 10, 25SCHEDULE 13D/A ↗2 co-filers on this document — the figure is the largest single stake, not their sum.

Passive holders

Filed on Schedule 13G: large stakes held without an intention to control — mostly index and institutional funds.

Maple Rock Capital Partners Inc.15.1%Mar 31, 26SCHEDULE 13G/A ↗2 co-filers on this document — the figure is the largest single stake, not their sum. · 2 earlier filings
MMCAP International Inc. SPC10.4%Jun 30, 26SCHEDULE 13G/A ↗2 co-filers on this document — the figure is the largest single stake, not their sum. · 5 earlier filings
CDC Financial, Inc.5.4%Jun 30, 25SCHEDULE 13G/A ↗5 co-filers on this document — the figure is the largest single stake, not their sum.
DONALD SMITH & CO., INC.5.0%Jun 30, 26

Structured 13D/G data starts 2023-12, when the SEC moved these filings to a machine-readable format. Earlier filings exist but are not parsed here.

288 filings on record, the oldest from May 25, 21.

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