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Markel Group Inc.: ADI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Markel Group Inc. on ADI, newest first. How the timeline and the estimate are built.

Markel Group Inc. held 999,671 ADI shares at 2026-06-30 per its 13F-HR filed 2026-07-31.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 999,671 shares
    Change vs previous 13F -23,574 shares

    3.02% of the 13F portfolio, value $397,039,330.

    13F-HR 0001096343-26-000065 filed by Markel Group Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  2. period ended2026-03-31
    13F 1,023,245 shares
    Change vs previous 13F 0 shares

    2.73% of the 13F portfolio, value $325,535,164.

    13F-HR 0001096343-26-000044 filed by Markel Group Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-12-31
    13F 1,023,245 shares
    Change vs previous 13F -144,426 shares

    2.21% of the 13F portfolio, value $277,504,044.

    13F-HR 0001096343-26-000011 filed by Markel Group Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-09-30
    13F 1,167,671 shares
    Change vs previous 13F 0 shares

    2.33% of the 13F portfolio, value $286,896,765.

    13F-HR 0001628280-25-047842 filed by Markel Group Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-06-30
    13F 1,167,671 shares
    Change vs previous 13F 0 shares

    2.35% of the 13F portfolio, value $277,929,053.

    13F-HR 0001096343-25-000124 filed by Markel Group Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-03-31
    13F 1,167,671 shares
    Change vs previous 13F 0 shares

    2.09% of the 13F portfolio, value $235,484,210.

    13F-HR 0001096343-25-000062 filed by Markel Group Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-12-31
    13F 1,167,671 shares
    Change vs previous 13F 0 shares

    2.19% of the 13F portfolio, value $248,083,380.

    13F-HR 0001096343-25-000011 filed by Markel Group Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 1,167,671 shares
    Change vs previous 13F not available

    2.42% of the 13F portfolio, value $268,762,832.

    13F-HR 0001096343-24-000124 filed by Markel Group Inc.
    Filed (acceptance time not in the bulk data set), ingested

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