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Algoma Steel Group Inc.

ASTL
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; 95 institutions reported holding it in 13F filings for Q2 2026, worth $291.8M in total; no superinvestor holds it.

Other share classesASTLW

Superinvestors holding ASTL, Q2 2026

See all superinvestors

No superinvestor reported holding ASTL in Q2 2026.

Moves by quarter

Superinvestors that opened, added to, trimmed or sold out of ASTL each quarter, comparing shares with the quarter before. A superinvestor that didn't file for a quarter isn't listed, and isn't counted as selling.

  1. Q1 2023

    0 superinvestors holding at quarter end

    Sold out
    Maverick Capital
  2. Q4 2022

    1 superinvestor holding at quarter end

    New
    Maverick Capital