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
  • PassiveAmendment 2
    Nov 10, 2026
    BBLG · Bone Biologics Corp
    Mitchell P. Kopin
    9.99% · 305,888 shSEC