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CIBC Bancorp USA Inc.: BRK-B position timeline

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

CIBC Bancorp USA Inc. held 684,375 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 684,375 shares
    Change vs previous 13F -51,357 shares

    0.42% of the 13F portfolio, value $342,279,986.

    13F-HR 0001298088-26-000018 filed by CIBC Bancorp USA 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 735,732 shares
    Change vs previous 13F -7,545 shares

    0.48% of the 13F portfolio, value $352,802,169.

    13F-HR 0001298088-26-000011 filed by CIBC Bancorp USA 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 743,277 shares
    Change vs previous 13F -53,086 shares

    0.47% of the 13F portfolio, value $373,608,258.

    13F-HR 0001298088-26-000003 filed by CIBC Private Wealth Group LLC
    Filed (acceptance time not in the bulk data set), ingested

    • CIBC WORLD MARKETS CORP: 349,150 shares
    • CIBC Private Wealth Group LLC: 394,127 shares

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

  4. period ended2025-09-30
    13F/A 796,363 shares
    Change vs previous 13F +395,776 shares

    0.53% of the 13F portfolio, value $400,363,407.

    13F-HR 0001298088-25-000031 filed by CIBC Private Wealth Group LLC
    Filed (acceptance time not in the bulk data set), ingested

    • CIBC Private Wealth Group LLC: 399,485 shares
    • CIBC Bancorp USA Inc.: 396,878 shares

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

  5. period ended2025-06-30
    13F 400,587 shares
    Change vs previous 13F -27,967 shares

    0.35% of the 13F portfolio, value $194,593,024.

    13F-HR 0001298088-25-000014 filed by CIBC Private Wealth Group 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 428,554 shares
    Change vs previous 13F -3,364 shares

    0.45% of the 13F portfolio, value $211,122,718.

    13F-HR 0001298088-25-000009 filed by CIBC Private Wealth Group 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 431,918 shares
    Change vs previous 13F -12,626 shares

    0.35% of the 13F portfolio, value $195,157,650.

    13F-HR 0001298088-25-000002 filed by CIBC Private Wealth Group 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 444,544 shares
    Change vs previous 13F not available

    0.37% of the 13F portfolio, value $204,605,639.

    13F-HR 0001298088-24-000025 filed by CIBC Private Wealth Group LLC
    Filed (acceptance time not in the bulk data set), ingested

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