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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
Filing
NewAmendmentsAll
Stake type
ActivistPassive
Min % owned
≥10%≥20%
Clear all
All filings, new and amended.1–9 of 9
  • PassiveAmendment 1Below 5%
    Nov 6, 2026
    ALP · Alpha Compute Corp
    Jane Street Group, Llc
    1.3% · 20,186 shSEC
  • ActivistAmendment 8
    Nov 6, 2026
    MAX · MediaAlpha, Inc.
    White Mountains Insurance Group, Ltd.
    24.3% · 12,356,223 shSEC
  • PassiveAmendment 1Below 5%
    Nov 5, 2026
    RL · Ralph Lauren Corp
    Fmr Llc
    3.7% · 1,377,566 shSEC
  • PassiveNew
    Nov 3, 2026
    AIRE · reAlpha Tech Corp.
    Alumni Capital LP
    9.99% · 736,028 shSEC
  • PassiveAmendment 1Below 5%
    Nov 2, 2026
    OMDA · Omada Health, Inc.
    Revelation Alpine, LLC
    0% · 0 shSEC
  • ActivistAmendment 7
    Oct 31, 2026
    MAX · MediaAlpha, Inc.
    White Mountains Insurance Group, Ltd.
    35.1% · 17,856,614 shSEC
  • PassiveAmendment 1Below 5%
    Oct 30, 2026
    RL · Ralph Lauren Corp
    Vanguard Portfolio Management
    4.98% · 1,877,553 shSEC
  • PassiveAmendment 1Below 5%
    Oct 30, 2026
    APT · Alpha Pro Tech Ltd
    Vanguard Capital Management
    4.29% · 438,457 shSEC
  • PassiveNew
    Oct 30, 2026
    AMOD · Alpha Modus Holdings, Inc.
    Kosow Keith
    9.88% · 6,304,348 shSEC