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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%
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New filings only, amendments hidden. Show all filings →1–10 of 10
  • PassiveNewBelow 5%
    Nov 10, 2026
    WOLF · Wolfspeed Inc
    State Street Corporation
    3.8% · 2,001,159 shSEC
  • PassiveNewBelow 5%
    Nov 10, 2026
    PB · Prosperity Bancshares Inc
    State Street Corporation
    4.6% · 5,586,795 shSEC
  • PassiveNewBelow 5%
    Nov 10, 2026
    CATX · Perspective Therapeutics Inc
    State Street Corporation
    1.8% · 2,026,991 shSEC
  • ActivistNew
    Nov 10, 2026
    ASPE · Aspen Neuroscience, Inc.
    ARCH Venture Fund X, L.P.
    12.9% · 3,754,922 shSEC
  • PassiveNew
    Nov 9, 2026
    SPEG · Silver Pegasus Acquisition Corp.
    W. R. Berkley Corporation
    5.9% · 673,962 shSEC
  • PassiveNew
    Nov 9, 2026
    ASPE · Aspen Neuroscience, Inc.
    Frazier Life Sciences X, L.P.
    5.8% · 1,674,321 shSEC
  • ActivistNew
    Nov 6, 2026
    ASPE · Aspen Neuroscience, Inc.
    Orbimed Advisors Llc
    12.3% · 3,589,132 shSEC
  • PassiveNew
    Nov 6, 2026
    ASPE · Aspen Neuroscience, Inc.
    Gilead Sciences, Inc.
    9.9% · 2,879,996 shSEC
  • PassiveNew
    Nov 6, 2026
    ASPE · Aspen Neuroscience Inc
    Fmr Llc
    11.2% · 3,250,000 shSEC
  • PassiveNew
    Nov 3, 2026
    ASPE · Aspen Neuroscience, Inc.
    Qatar Investment Authority
    6.7% · 1,933,330 shSEC