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VANGUARD GROUP INC: ALGM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of VANGUARD GROUP INC on ALGM, newest first. How the timeline and the estimate are built.

VANGUARD GROUP INC held 14,195,087 ALGM shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 14,195,087 shares
    Change vs previous 13F -169,714 shares

    0.01% of the 13F portfolio, value $988,261,958.

    13F-HR 0002100121-26-001018 filed by VANGUARD PORTFOLIO MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    • VANGUARD FIDUCIARY TRUST CO: 800,030 shares
    • Vanguard Investments Australia, Ltd.: 32,878 shares
    • VANGUARD ASSET MANAGEMENT, Ltd: 119,149 shares
    • Vanguard Personalized Indexing Management, LLC: 17,438 shares
    • Vanguard Global Advisers, LLC: 48,314 shares
    • VANGUARD CAPITAL MANAGEMENT LLC: 5,508,806 shares
    • VANGUARD PORTFOLIO MANAGEMENT LLC: 7,668,472 shares

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F/A 14,364,801 shares
    Change vs previous 13F +148,005 shares

    0.01% of the 13F portfolio, value $452,922,176.

    13F-HR 0002100121-26-000861 filed by VANGUARD PORTFOLIO MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    • VANGUARD FIDUCIARY TRUST CO: 765,886 shares
    • Vanguard Investments Australia, Ltd.: 31,842 shares
    • VANGUARD ASSET MANAGEMENT, Ltd: 116,069 shares
    • Vanguard Personalized Indexing Management, LLC: 15,498 shares
    • Vanguard Global Advisers, LLC: 50,746 shares
    • VANGUARD CAPITAL MANAGEMENT LLC: 5,464,718 shares
    • VANGUARD PORTFOLIO MANAGEMENT LLC: 7,920,042 shares

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 14,216,796 shares
    Change vs previous 13F -90,518 shares

    0.01% of the 13F portfolio, value $375,039,079.

    13F-HR 0000102909-26-000031 filed by VANGUARD GROUP INC
    Filed (acceptance time not in the bulk data set), ingested

    • VANGUARD GROUP INC: 14,202,528 shares
    • Vanguard Personalized Indexing Management, LLC: 14,268 shares

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 14,307,314 shares
    Change vs previous 13F +87,152 shares

    0.01% of the 13F portfolio, value $417,773,570.

    13F-HR 0000102909-25-000353 filed by VANGUARD GROUP INC
    Filed (acceptance time not in the bulk data set), ingested

    • VANGUARD GROUP INC: 14,293,465 shares
    • Vanguard Personalized Indexing Management, LLC: 13,849 shares

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 14,220,162 shares
    Change vs previous 13F +93,178 shares

    0.01% of the 13F portfolio, value $486,187,338.

    13F-HR 0001752724-25-185843 filed by VANGUARD GROUP INC
    Filed (acceptance time not in the bulk data set), ingested

    • VANGUARD GROUP INC: 14,205,939 shares
    • Vanguard Personalized Indexing Management, LLC: 14,223 shares

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2025-03-31
    13F 14,126,984 shares
    Change vs previous 13F +26,392 shares

    0.01% of the 13F portfolio, value $355,011,107.

    13F-HR 0001752724-25-099331 filed by VANGUARD GROUP INC
    Filed (acceptance time not in the bulk data set), ingested

    • VANGUARD GROUP INC: 14,100,017 shares
    • Vanguard Personalized Indexing Management, LLC: 26,967 shares

    Acceptance time not in the bulk data set (spec §4.2).

  7. period ended2024-12-31
    13F 14,100,592 shares
    Change vs previous 13F -637,352 shares

    0.01% of the 13F portfolio, value $308,238,942.

    13F-HR 0001752724-25-022205 filed by VANGUARD GROUP INC
    Filed (acceptance time not in the bulk data set), ingested

    • VANGUARD GROUP INC: 14,082,947 shares
    • Vanguard Personalized Indexing Management, LLC: 17,645 shares

    Acceptance time not in the bulk data set (spec §4.2).

  8. period ended2024-09-30
    13F 14,737,944 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $343,394,096.

    13F-HR 0001752724-24-248565 filed by VANGUARD GROUP INC
    Filed (acceptance time not in the bulk data set), ingested

    • VANGUARD GROUP INC: 14,719,541 shares
    • Vanguard Personalized Indexing Management, LLC: 18,403 shares

    Acceptance time not in the bulk data set (spec §4.2).