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.1–4 of 4
  • ActivistAmendment 2
    Oct 31, 2026
    VTEX · Vtex
    SB Global Advisers Limited
    42.9% · 37,477,996 shSEC
  • ActivistAmendment 1
    Oct 28, 2026
    LONA · LeonaBio, Inc.
    Sermonix Pharmaceuticals, Inc.
    25.1% · 3,149,470 shSEC
  • PassiveAmendment 2
    Oct 28, 2026
    PESI · Perma Fix Environmental Services Inc
    HOLD Alapkezelo Zrt.
    15.2% · 3,216,097 shSEC
  • PassiveAmendment 19
    Oct 27, 2026
    HOS · Hornbeck Offshore Services
    BlackRock, Inc.
    11.5% · 21,257,802 shSEC