Activist & passive stakes

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

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Amendments only.1–1 of 1
  • ActivistAmendment 6Below 5%
    Nov 6, 2026
    NBP · NovaBridge Biosciences
    HHLR Advisors, Ltd.
    4.9% · 13,295,306 shSEC