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Giverny Capital Inc.: BRK-B position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Giverny Capital Inc. on BRK-B, newest first. How the timeline and the estimate are built.

Giverny Capital Inc. held 248,447 BRK-B shares at 2026-06-30 per its 13F-HR/A filed 2026-08-26.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F/A 248,447 shares
    Change vs previous 13F -130,178 shares

    4.18% of the 13F portfolio, value $124,320,394.

    13F-HR/A 0001641864-26-000010 filed by Giverny Capital 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 378,625 shares
    Change vs previous 13F -127,359 shares

    6.64% of the 13F portfolio, value $181,437,100.

    13F-HR 0001641864-26-000004 filed by Giverny Capital 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 505,984 shares
    Change vs previous 13F -4,660 shares

    8.48% of the 13F portfolio, value $254,332,858.

    13F-HR 0001641864-26-000002 filed by Giverny Capital 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/A 510,644 shares
    Change vs previous 13F -1,140 shares

    8.7% of the 13F portfolio, value $256,721,165.

    13F-HR/A 0001641864-25-000012 filed by Giverny Capital 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 511,784 shares
    Change vs previous 13F +8,452 shares

    8.53% of the 13F portfolio, value $248,609,314.

    13F-HR 0001641864-25-000007 filed by Giverny Capital 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 503,332 shares
    Change vs previous 13F -2,218 shares

    9.88% of the 13F portfolio, value $268,064,557.

    13F-HR/A 0001641864-25-000006 filed by Giverny Capital 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/A 505,550 shares
    Change vs previous 13F +16,239 shares

    8.38% of the 13F portfolio, value $229,155,704.

    13F-HR/A 0001641864-25-000005 filed by Giverny Capital 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 489,311 shares
    Change vs previous 13F not available

    8.56% of the 13F portfolio, value $225,210,281.

    13F-HR 0001641864-24-000012 filed by Giverny Capital Inc.
    Filed (acceptance time not in the bulk data set), ingested

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