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VANGUARD GROUP INC: MGY position timeline

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

VANGUARD GROUP INC held 24,616,233 MGY 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 24,616,233 shares
    Change vs previous 13F +2,989,668 shares

    0.01% of the 13F portfolio, value $629,683,240.

    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: 1,330,499 shares
    • Vanguard Investments Australia, Ltd.: 46,309 shares
    • VANGUARD ASSET MANAGEMENT, Ltd: 155,158 shares
    • Vanguard Personalized Indexing Management, LLC: 10,454 shares
    • Vanguard Global Advisers, LLC: 69,349 shares
    • VANGUARD CAPITAL MANAGEMENT LLC: 7,663,263 shares
    • VANGUARD PORTFOLIO MANAGEMENT LLC: 15,341,201 shares

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

  2. period ended2026-03-31
    13F/A 21,626,565 shares
    Change vs previous 13F +1,972,142 shares

    0.01% of the 13F portfolio, value $682,750,657.

    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: 1,181,924 shares
    • Vanguard Investments Australia, Ltd.: 46,309 shares
    • VANGUARD ASSET MANAGEMENT, Ltd: 143,874 shares
    • Vanguard Personalized Indexing Management, LLC: 9,311 shares
    • Vanguard Global Advisers, LLC: 73,328 shares
    • VANGUARD CAPITAL MANAGEMENT LLC: 7,188,424 shares
    • VANGUARD PORTFOLIO MANAGEMENT LLC: 12,983,395 shares

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

  3. period ended2025-12-31
    13F 19,654,423 shares
    Change vs previous 13F -231,639 shares

    0.01% of the 13F portfolio, value $430,235,319.

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

    • VANGUARD GROUP INC: 19,644,960 shares
    • Vanguard Personalized Indexing Management, LLC: 9,463 shares

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

  4. period ended2025-09-30
    13F 19,886,062 shares
    Change vs previous 13F -382,008 shares

    0.01% of the 13F portfolio, value $474,680,299.

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

    • VANGUARD GROUP INC: 19,875,856 shares
    • Vanguard Personalized Indexing Management, LLC: 10,206 shares

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

  5. period ended2025-06-30
    13F 20,268,070 shares
    Change vs previous 13F -150,000 shares

    0.01% of the 13F portfolio, value $455,626,212.

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

    • VANGUARD GROUP INC: 20,257,907 shares
    • Vanguard Personalized Indexing Management, LLC: 10,163 shares

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

  6. period ended2025-03-31
    13F 20,418,070 shares
    Change vs previous 13F -530,146 shares

    0.01% of the 13F portfolio, value $515,760,449.

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

    • VANGUARD GROUP INC: 20,407,703 shares
    • Vanguard Personalized Indexing Management, LLC: 10,367 shares

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

  7. period ended2024-12-31
    13F 20,948,216 shares
    Change vs previous 13F +452,563 shares

    0.01% of the 13F portfolio, value $489,769,290.

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

    • VANGUARD GROUP INC: 20,938,200 shares
    • Vanguard Personalized Indexing Management, LLC: 10,016 shares

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

  8. period ended2024-09-30
    13F 20,495,653 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $500,503,847.

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

    • VANGUARD GROUP INC: 20,485,364 shares
    • Vanguard Personalized Indexing Management, LLC: 10,289 shares

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