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Disclosery

BARR E S & CO: BRK-B position timeline

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

BARR E S & CO held 481,709 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 481,709 shares
    Change vs previous 13F -8,095 shares

    13.51% of the 13F portfolio, value $241,042,367.

    13F-HR 0001040210-26-000005 filed by BARR E S & CO
    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 489,804 shares
    Change vs previous 13F -11,445 shares

    13.65% of the 13F portfolio, value $234,714,077.

    13F-HR 0001040210-26-000003 filed by BARR E S & CO
    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 501,249 shares
    Change vs previous 13F -7,891 shares

    13.11% of the 13F portfolio, value $251,952,810.

    13F-HR 0001040210-26-000001 filed by BARR E S & CO
    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 509,140 shares
    Change vs previous 13F -6,449 shares

    13.88% of the 13F portfolio, value $255,965,044.

    13F-HR 0001040210-25-000008 filed by BARR E S & CO
    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 515,589 shares
    Change vs previous 13F -13,271 shares

    14.36% of the 13F portfolio, value $250,457,669.

    13F-HR 0001040210-25-000004 filed by BARR E S & CO
    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 528,860 shares
    Change vs previous 13F -12,584 shares

    17.1% of the 13F portfolio, value $281,660,259.

    13F-HR 0001040210-25-000003 filed by BARR E S & CO
    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 541,444 shares
    Change vs previous 13F -1,807 shares

    14.52% of the 13F portfolio, value $245,425,737.

    13F-HR 0001040210-25-000002 filed by BARR E S & CO
    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 543,251 shares
    Change vs previous 13F not available

    15.6% of the 13F portfolio, value $250,036,706.

    13F-HR 0001040210-24-000006 filed by BARR E S & CO
    Filed (acceptance time not in the bulk data set), ingested

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