Activist & passive stakes

Investors crossing the 5% ownership line, from SEC Schedule 13D (activist) and 13G (passive) filings. Newest first.

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New filings only, amendments hidden. Show all filings →1–3 of 3
  • PassiveNewBelow 5%
    Nov 13, 2026
    ASTL · Algoma Steel Group Inc.
    Donald Smith & Co., Inc.
    5% · 5,245,121 shSEC
  • PassiveNew
    Nov 9, 2026
    STRO · Sutro Biopharma, Inc.
    Coastlands Capital LP
    5.14% · 852,669 shSEC
  • PassiveNew
    Nov 6, 2026
    BOLT · Bolt Biotherapeutics, Inc.
    Coastlands Capital LP
    17.5% · 412,416 shSEC