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Algoma Steel Group Inc.

ASTLW
Exchange
Nasdaq
Industry
Steel Works, Blast Furnaces & Rolling Mills (Coke Ovens)
SEC CIK
0001860805

No open-market purchases or sales by Algoma Steel Group Inc. insiders were filed in the last 90 days; 20 institutions reported holding it in 13F filings for Q2 2026, worth $338.5K in total; no superinvestor holds it.

Other share classesASTL

Q3 2025 vs. Q2 2025

How the institutions holding Algoma Steel Group Inc. changed between Q2 2025 and Q3 2025.

All holders in Q3 2025All holders in Q2 2025

13F holders of ASTLW: Q2 2025 compared with Q3 2025
MeasureQ2 2025Q3 2025Change
Holders2321−2
Shares6.79M6.53M−259.7K (−3.8%)
Value$3.40M$1.01M−$2.39M (−70.4%)

New holders (1)

Institutions that held Algoma Steel Group Inc. at the end of Q3 2025 but not at the end of Q2 2025.

Institutions new to ASTLW in Q3 2025
InstitutionSharesValue% of portfolio
Caption Management, LLC3,475$5330.00%

Sold out (3)

Institutions that held Algoma Steel Group Inc. at the end of Q2 2025 and filed for Q3 2025 without it.

Institutions that sold out of ASTLW in Q3 2025
InstitutionShares, Q2 2025Value, Q2 2025
Ionic Capital Management LLC91,200$46.5K
Wolverine Asset Management LLC3,646$1.86K
UBS Group AG275$140