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FORBES J M & CO LLP: BRK-B position timeline

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

FORBES J M & CO LLP held 12,893 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-07-20.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 12,893 shares
    Change vs previous 13F 0 shares

    0.51% of the 13F portfolio, value $6,451,528.

    13F-HR 0001140361-26-028924 filed by FORBES J M & CO LLP
    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 12,893 shares
    Change vs previous 13F +520 shares

    0.52% of the 13F portfolio, value $6,178,326.

    13F-HR 0001140361-26-015061 filed by FORBES J M & CO LLP
    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 12,373 shares
    Change vs previous 13F 0 shares

    0.5% of the 13F portfolio, value $6,219,288.

    13F-HR 0001140361-26-001778 filed by FORBES J M & CO LLP
    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 12,373 shares
    Change vs previous 13F -657 shares

    0.52% of the 13F portfolio, value $6,220,402.

    13F-HR 0001140361-25-039557 filed by FORBES J M & CO LLP
    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 13,030 shares
    Change vs previous 13F +365 shares

    0.58% of the 13F portfolio, value $6,329,583.

    13F-HR 0001140361-25-026328 filed by FORBES J M & CO LLP
    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 12,665 shares
    Change vs previous 13F -57 shares

    0.65% of the 13F portfolio, value $6,745,126.

    13F-HR 0001140361-25-017471 filed by FORBES J M & CO LLP
    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 12,722 shares
    Change vs previous 13F +326 shares

    0.56% of the 13F portfolio, value $5,766,628.

    13F-HR 0001140361-25-002162 filed by FORBES J M & CO LLP
    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 12,396 shares
    Change vs previous 13F not available

    0.56% of the 13F portfolio, value $5,705,383.

    13F-HR 0001140361-24-044093 filed by FORBES J M & CO LLP
    Filed (acceptance time not in the bulk data set), ingested

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