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Disclosery

BISLETT MANAGEMENT, LLC: BRK-A position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BISLETT MANAGEMENT, LLC on BRK-A, newest first. How the timeline and the estimate are built.

BISLETT MANAGEMENT, LLC held 35 BRK-A shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 35 shares
    Change vs previous 13F 0 shares

    17.76% of the 13F portfolio, value $26,209,750.

    13F-HR 0000935836-26-000381 filed by BISLETT MANAGEMENT, LLC
    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 35 shares
    Change vs previous 13F 0 shares

    19.39% of the 13F portfolio, value $25,134,900.

    13F-HR 0000935836-26-000235 filed by BISLETT MANAGEMENT, LLC
    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 35 shares
    Change vs previous 13F 0 shares

    20.04% of the 13F portfolio, value $26,418,000.

    13F-HR 0000935836-26-000094 filed by BISLETT MANAGEMENT, LLC
    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 35 shares
    Change vs previous 13F 0 shares

    19.11% of the 13F portfolio, value $26,397,000.

    13F-HR 0000935836-25-000663 filed by BISLETT MANAGEMENT, LLC
    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 35 shares
    Change vs previous 13F 0 shares

    17.45% of the 13F portfolio, value $25,508,000.

    13F-HR 0000935836-25-000485 filed by BISLETT MANAGEMENT, LLC
    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 35 shares
    Change vs previous 13F 0 shares

    19.78% of the 13F portfolio, value $27,945,456.

    13F-HR 0000935836-25-000326 filed by BISLETT MANAGEMENT, LLC
    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 35 shares
    Change vs previous 13F 0 shares

    16.86% of the 13F portfolio, value $23,832,200.

    13F-HR 0000935836-25-000123 filed by BISLETT MANAGEMENT, LLC
    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 35 shares
    Change vs previous 13F not available

    16.2% of the 13F portfolio, value $24,191,300.

    13F-HR 0000935836-24-000646 filed by BISLETT MANAGEMENT, LLC
    Filed (acceptance time not in the bulk data set), ingested

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