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Disclosery

Graham Holdings Co: MKL position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Graham Holdings Co on MKL, newest first. How the timeline and the estimate are built.

Graham Holdings Co held 63,793 MKL shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 63,793 shares
    Change vs previous 13F +8,363 shares

    11.5% of the 13F portfolio, value $124,588,000.

    13F-HR 0001628280-26-057130 filed by Graham Holdings Co
    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 55,430 shares
    Change vs previous 13F 0 shares

    10.97% of the 13F portfolio, value $106,097,000.

    13F-HR 0001628280-26-035583 filed by Graham Holdings Co
    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 55,430 shares
    Change vs previous 13F 0 shares

    11.01% of the 13F portfolio, value $119,155,000.

    13F-HR 0001628280-26-008119 filed by Graham Holdings Co
    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 55,430 shares
    Change vs previous 13F 0 shares

    10.61% of the 13F portfolio, value $105,947,000.

    13F-HR 0001628280-25-052369 filed by Graham Holdings Co
    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 55,430 shares
    Change vs previous 13F 0 shares

    12.45% of the 13F portfolio, value $110,714,000.

    13F-HR 0000104889-25-000066 filed by Graham Holdings Co
    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 55,430 shares
    Change vs previous 13F 0 shares

    11.5% of the 13F portfolio, value $103,632,000.

    13F-HR 0000104889-25-000041 filed by Graham Holdings Co
    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 55,430 shares
    Change vs previous 13F 0 shares

    11.22% of the 13F portfolio, value $95,685,000.

    13F-HR 0000104889-25-000016 filed by Graham Holdings Co
    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 55,430 shares
    Change vs previous 13F not available

    10.53% of the 13F portfolio, value $86,946,000.

    13F-HR 0000104889-24-000073 filed by Graham Holdings Co
    Filed (acceptance time not in the bulk data set), ingested

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