Algoma Steel Group INC

Zekelman Industries and Atlas Tube Canada have filed an exit amendment, ceasing to be beneficial owners of more than 5% of Algoma Steel Group Inc. common shares.

Maple Rock Capital Partners Inc. and Xavier Majic have increased their beneficial ownership in Algoma Steel Group Inc. to 9.9%.

Maple Rock Capital Partners Inc. and Xavier Majic have significantly increased their beneficial ownership in Algoma Steel Group Inc., now holding 7.2% of the common shares outstanding.

Donald Smith & Co., Inc. and DSCO Value Fund, L.P. have reported beneficial ownership of 5.0% of Algoma Steel Group Inc.'s common stock as of June 30, 2026.

Maple Rock Capital Partners and Xavier Majic have filed a Schedule 13G reporting a 15.1% beneficial ownership stake in Algoma Steel Group Inc.

MMCAP International Inc. SPC and MM Asset Management Inc. have filed a Schedule 13G reporting a 12.2% beneficial ownership stake in Algoma Steel Group Inc.

Donald Smith & Co., Inc. and DSCO Value Fund, L.P. have reported beneficial ownership of 5.8% of Algoma Steel Group Inc.'s common stock as of March 31, 2026.

Donald Smith & Co., Inc. and DSCO Value Fund, L.P. have reported a passive beneficial ownership of 5.59% in Algoma Steel Group Inc. as of December 31, 2025.

MMCAP International Inc. SPC and MM Asset Management Inc. have jointly reported a 10.0% beneficial ownership stake in Algoma Steel Group Inc. common shares.