Activist & passive stakes

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

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All filings, new and amended.1–1 of 1
  • PassiveNew
    Oct 29, 2026
    ADCT · ADC Therapeutics SA
    Bain Capital Life Sciences Opportunities IV, L.P.
    9.99% · 14,825,625 shSEC