Activist & passive stakes

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

Showing the last 10 days.Sign up free for 90 days
Amendments only.1–1 of 1
  • PassiveAmendment 3
    Oct 29, 2026
    ARCT · Arcturus Therapeutics Holdings Inc.
    Sumitomo Mitsui Trust Group, Inc.
    5.9% · 1,689,107 shSEC