Skip to content
Disclosery

Berkshire Hathaway Inc: CB position timeline

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

Berkshire Hathaway Inc held 34,249,183 CB 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 34,249,183 shares
    Change vs previous 13F 0 shares

    3.9% of the 13F portfolio, value $11,670,066,615.

    13F-HR 0001193125-26-352200 filed by Berkshire Hathaway 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 34,249,183 shares
    Change vs previous 13F 0 shares

    4.24% of the 13F portfolio, value $11,162,836,215.

    13F-HR 0001193125-26-226661 filed by Berkshire Hathaway 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 34,249,183 shares
    Change vs previous 13F +2,916,288 shares

    3.9% of the 13F portfolio, value $10,689,854,998.

    13F-HR 0001193125-26-054580 filed by Berkshire Hathaway 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 31,332,895 shares
    Change vs previous 13F +4,299,111 shares

    3.31% of the 13F portfolio, value $8,843,709,614.

    13F-HR 0001193125-25-282901 filed by Berkshire Hathaway 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 27,033,784 shares
    Change vs previous 13F 0 shares

    3.04% of the 13F portfolio, value $7,832,227,900.

    13F-HR 0000950123-25-008343 filed by Berkshire Hathaway 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/A 27,033,784 shares
    Change vs previous 13F 0 shares

    3.14% of the 13F portfolio, value $8,163,932,430.

    13F-HR 0000950123-25-005701 filed by Berkshire Hathaway 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 27,033,784 shares
    Change vs previous 13F 0 shares

    2.8% of the 13F portfolio, value $7,469,434,519.

    13F-HR 0000950123-25-002701 filed by Berkshire Hathaway 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 27,033,784 shares
    Change vs previous 13F not available

    2.93% of the 13F portfolio, value $7,796,272,968.

    13F-HR 0000950123-24-011775 filed by Berkshire Hathaway Inc
    Filed (acceptance time not in the bulk data set), ingested

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