Maple Rock Capital Partners Inc. - 12 Aug 2025 SCHEDULE 13D/A Report for Algoma Steel Group Inc. Common Shares, no par value (ASTL)

Filing Manager
Maple Rock Capital Partners Inc.
Reporting Manager
Maple Rock Capital Partners Inc.
Security
Algoma Steel Group Inc. Common Shares, no par value
Symbol
ASTL
Shares outstanding
105,361,798 shares
Disclosed Ownership
10,430,818 shares
Ownership
9.9%
Form type
SCHEDULE 13D/A
Filing time
14 Aug 2025, 20:48:49 UTC
Date of event
12 Aug 2025
Previous filing
05 May 2025
Next filing
28 Aug 2025
SEC
View on sec.gov

Reporting Managers (2)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Maple Rock Capital Partners Inc. 9.9% 10,430,818 0 10,430,818 /s/ Stephen D. Lane Stephen D. Lane, Chief Financial Officer 0001658363
Majic Xavier 9.9% 10,430,818 0 10,430,818 /s/ Xavier Majic Xavier Majic 0001943120