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Disclosery

RBO & CO LLC: BRK-B position timeline

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

RBO & CO LLC held 55,961 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 55,961 shares
    Change vs previous 13F -8,823 shares

    4.46% of the 13F portfolio, value $28,002,075.

    13F-HR 0001162827-26-000003 filed by RBO & CO 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 64,784 shares
    Change vs previous 13F -2,397 shares

    5.01% of the 13F portfolio, value $31,044,253.

    13F-HR 0001162827-26-000002 filed by RBO & CO 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 67,181 shares
    Change vs previous 13F -38 shares

    5.37% of the 13F portfolio, value $33,768,278.

    13F-HR 0001162827-26-000001 filed by RBO & CO 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 67,219 shares
    Change vs previous 13F -675 shares

    5.29% of the 13F portfolio, value $33,793,429.

    13F-HR 0001162827-25-000007 filed by RBO & CO 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 67,894 shares
    Change vs previous 13F -16 shares

    5.29% of the 13F portfolio, value $32,980,626.

    13F-HR 0001162827-25-000005 filed by RBO & CO 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 67,910 shares
    Change vs previous 13F -1,171 shares

    5.77% of the 13F portfolio, value $36,167,242.

    13F-HR 0001162827-25-000002 filed by RBO & CO 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 69,081 shares
    Change vs previous 13F -135 shares

    5.11% of the 13F portfolio, value $31,312,809.

    13F-HR 0001162827-25-000001 filed by RBO & CO 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 69,216 shares
    Change vs previous 13F not available

    5.02% of the 13F portfolio, value $31,857,126.

    13F-HR 0001162827-24-000007 filed by RBO & CO LLC
    Filed (acceptance time not in the bulk data set), ingested

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