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CHECK CAPITAL MANAGEMENT INC/CA: BN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of CHECK CAPITAL MANAGEMENT INC/CA on BN, newest first. How the timeline and the estimate are built.

CHECK CAPITAL MANAGEMENT INC/CA held 4,409,171 BN shares at 2026-06-30 per its 13F-HR/A filed 2026-08-05.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F/A 4,409,171 shares
    Change vs previous 13F +29,233 shares

    10.62% of the 13F portfolio, value $187,786,592.

    13F-HR/A 0001032814-26-000006 filed by CHECK CAPITAL MANAGEMENT INC/CA
    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 4,379,938 shares
    Change vs previous 13F -9,030 shares

    10.93% of the 13F portfolio, value $177,256,083.

    13F-HR 0001032814-26-000004 filed by CHECK CAPITAL MANAGEMENT INC/CA
    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 4,388,968 shares
    Change vs previous 13F +1,459,800 shares

    12.04% of the 13F portfolio, value $201,409,746.

    13F-HR 0001032814-26-000001 filed by CHECK CAPITAL MANAGEMENT INC/CA
    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 2,929,168 shares
    Change vs previous 13F -14,423 shares

    12.72% of the 13F portfolio, value $200,882,316.

    13F-HR 0001032814-25-000007 filed by CHECK CAPITAL MANAGEMENT INC/CA
    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 2,943,591 shares
    Change vs previous 13F -50,424 shares

    12% of the 13F portfolio, value $182,061,101.

    13F-HR 0001032814-25-000005 filed by CHECK CAPITAL MANAGEMENT INC/CA
    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 2,994,015 shares
    Change vs previous 13F -2,963 shares

    10.2% of the 13F portfolio, value $156,916,311.

    13F-HR 0001032814-25-000003 filed by CHECK CAPITAL MANAGEMENT INC/CA
    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 2,996,978 shares
    Change vs previous 13F -37,806 shares

    11.4% of the 13F portfolio, value $172,176,364.

    13F-HR 0001032814-25-000002 filed by CHECK CAPITAL MANAGEMENT INC/CA
    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 3,034,784 shares
    Change vs previous 13F not available

    11.48% of the 13F portfolio, value $161,298,794.

    13F-HR 0001032814-24-000011 filed by CHECK CAPITAL MANAGEMENT INC/CA
    Filed (acceptance time not in the bulk data set), ingested

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