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.1–44 of 44
  • ActivistAmendment 2
    Nov 2, 2026
    EVGO · EVgo Inc.
    EVgo Member Holdings, LLC
    56.81% · 178,682,352 shSEC
  • ActivistAmendment 3
    Oct 31, 2026
    SNES · SenesTech, Inc.
    Glenbrook Capital Management
    40.51% · 2,196,973 shSEC
  • ActivistAmendment 7
    Oct 31, 2026
    MAX · MediaAlpha, Inc.
    White Mountains Insurance Group, Ltd.
    35.1% · 17,856,614 shSEC
  • ActivistAmendment 28
    Oct 30, 2026
    GRBK · Green Brick Partners, Inc.
    Einhorn David
    24.4% · 10,336,493 shSEC
  • ActivistAmendment 6
    Oct 30, 2026
    PGIM · PGIM Private Credit Fund
    The Prudential Insurance Company of America
    61.2% · 7,784,052 shSEC
  • ActivistAmendment 1
    Oct 30, 2026
    ESYN · Enersyn Global Inc.
    Liu Ming Hui
    94.8% · 180,000,000 shSEC
  • ActivistAmendment 45
    Oct 29, 2026
    TOPS · Top Ships Inc.
    Family Trading Inc.
    21.95% · 2,930,718 shSEC
  • ActivistAmendment 11
    Oct 29, 2026
    ULBI · Ultralife Corp
    Whitmore Bradford T
    40.3% · 6,708,835 shSEC
  • ActivistAmendment 36
    Oct 29, 2026
    TMUS · T-Mobile US, Inc.
    Deutsche Telekom AG
    55.9% · 592,065,875 shSEC
  • ActivistAmendment 3
    Oct 28, 2026
    RCT · RedCloud Holdings plc
    Byland Christina Elisabeth
    68.81% · 59,146,907 shSEC
  • PassiveAmendment 5
    Oct 28, 2026
    HSHP · Himalaya Shipping Ltd.
    Drew Holdings Ltd.
    22.5% · 10,505,732 shSEC
  • ActivistAmendment 1
    Oct 28, 2026
    LONA · LeonaBio, Inc.
    Sermonix Pharmaceuticals, Inc.
    25.1% · 3,149,470 shSEC
  • PassiveAmendment 9
    Oct 27, 2026
    Ishares Global Healthcare Etf
    BlackRock, Inc.
    24.2% · 10,237,365 shSEC
  • PassiveAmendment 3
    Oct 27, 2026
    iShares IVV Premium Income+ ETF
    BlackRock, Inc.
    23.6% · 1,821,474 shSEC
  • PassiveAmendment 11
    Oct 27, 2026
    iShares Large Cap Accelerated Outcome ETF
    BlackRock Portfolio Management LLC
    50% · 400,000 shSEC
  • PassiveAmendment 7
    Oct 27, 2026
    iShares Large Cap Moderate Quarterly Laddered ETF
    BlackRock Portfolio Management LLC
    21.5% · 1,065,710 shSEC
  • PassiveAmendment 4
    Oct 27, 2026
    iShares Texas Equity ETF
    BlackRock Portfolio Management LLC
    33.9% · 190,000 shSEC
  • PassiveAmendment 6
    Oct 27, 2026
    iShares S&P 500 ex S&P 100 ETF
    BlackRock Portfolio Management LLC
    52.6% · 400,000 shSEC
  • PassiveAmendment 3
    Oct 27, 2026
    iShares Environmental Infrastructure and Industrials ETF
    BlackRock Portfolio Management LLC
    33.4% · 53,500 shSEC
  • PassiveAmendment 3
    Oct 27, 2026
    iShares Breakthrough Environmental Solutions ETF
    BlackRock Portfolio Management LLC
    43.8% · 70,000 shSEC
  • PassiveAmendment 7
    Oct 27, 2026
    Ishares 0-5 Year Tips Bond Etf
    BlackRock Portfolio Management LLC
    26.6% · 43,546,459 shSEC
  • PassiveAmendment 5
    Oct 27, 2026
    iShares iBonds 2033 Term High Yield and Income ETF
    BlackRock Portfolio Management LLC
    57.1% · 400,000 shSEC
  • PassiveAmendment 7
    Oct 27, 2026
    Ishares Msci United Kingdom Etf
    BlackRock Portfolio Management LLC
    24.4% · 19,258,589 shSEC
  • PassiveAmendment 5
    Oct 27, 2026
    iShares Core MSCI Total International Stock ETF
    BlackRock Portfolio Management LLC
    43.5% · 269,157,278 shSEC
  • PassiveAmendment 4
    Oct 27, 2026
    iShares Technology Opportunities Active ETF
    BlackRock Portfolio Management LLC
    37% · 400,000 shSEC
  • PassiveAmendment 7
    Oct 27, 2026
    iShares Managed Futures Active ETF
    BlackRock Portfolio Management LLC
    29.4% · 600,000 shSEC
  • ActivistAmendment 4
    Oct 27, 2026
    DWTX · Dogwood Therapeutics, Inc.
    CK Life Sciences Int'l., (Holdings) Inc.
    75.2% · 28,763,331 shSEC
  • PassiveAmendment 6
    Oct 27, 2026
    iShares, Inc.
    BlackRock Portfolio Management LLC
    34.1% · 6,832,097 shSEC
  • PassiveAmendment 16
    Oct 27, 2026
    First Trust Exchange-Traded Fund VIII
    First Trust Portfolios L.P.
    68.72% · 10,925,974 shSEC
  • PassiveAmendment 1
    Oct 27, 2026
    First Trust Exchange-Traded Fund VI
    First Trust Portfolios L.P.
    71.1% · 20,689,479 shSEC
  • PassiveAmendment 2
    Oct 27, 2026
    First Trust Exchange-Traded Fund VI
    First Trust Portfolios L.P.
    74.52% · 19,115,370 shSEC
  • PassiveAmendment 28
    Oct 27, 2026
    First Trust Exchange-Traded Fund VIII
    First Trust Portfolios L.P.
    74.57% · 16,647,210 shSEC
  • PassiveAmendment 27
    Oct 27, 2026
    First Trust Exchange-Traded Fund VIII
    First Trust Portfolios L.P.
    71.25% · 14,926,288 shSEC
  • PassiveAmendment 30
    Oct 27, 2026
    First Trust Exchange-Traded Fund VIII
    First Trust Portfolios L.P.
    75.13% · 16,734,669 shSEC
  • PassiveAmendment 27
    Oct 27, 2026
    First Trust Exchange-Traded Fund VIII
    First Trust Portfolios L.P.
    67.66% · 15,392,170 shSEC
  • PassiveAmendment 23
    Oct 27, 2026
    First Trust Exchange-Traded Fund VIII
    First Trust Portfolios L.P.
    65.52% · 14,316,350 shSEC
  • PassiveAmendment 25
    Oct 27, 2026
    First Trust Exchange-Traded Fund VIII
    First Trust Portfolios L.P.
    67.68% · 16,022,071 shSEC
  • PassiveAmendment 30
    Oct 27, 2026
    First Trust Exchange-Traded Fund VIII
    First Trust Portfolios L.P.
    66.39% · 16,349,502 shSEC
  • ActivistAmendment 1
    Oct 27, 2026
    AURE · Aurelion Inc.
    Antalpha Capital (HK) Limited
    49.1% · 24,841,271 shSEC
  • ActivistAmendment 11
    Oct 26, 2026
    SGRY · Surgery Partners, Inc.
    BCPE Seminole Holdings II Intermediate, LP
    22.96% · 30,055,197 shSEC
  • PassiveAmendment 17
    Oct 26, 2026
    CHKP · Check Point Software Technologies Ltd
    Gil Shwed
    26.2% · 26,725,925 shSEC
  • ActivistAmendment 2
    Oct 26, 2026
    CEPL · Capstone Energy+, Inc.
    Monarch Alternative Capital LP
    39.8% · 19,333,334 shSEC
  • ActivistAmendment 4
    Oct 23, 2026
    RENT · Rent the Runway, Inc.
    CHS US Investments LLC
    60.4% · 22,937,292 shSEC
  • PassiveAmendment 12
    Oct 23, 2026
    AEF · abrdn Emerging Markets ex-China Fund, Inc.
    City of London Investment Management Company Limited
    24.5% · 9,944,810 shSEC