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Cannon Advisors, Inc.: BRK-B position timeline

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

Cannon Advisors, Inc. held 859 BRK-B shares at 2026-09-30 per its 13F-HR filed 2026-10-14.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 859 shares
    Change vs previous 13F -85 shares

    0.26% of the 13F portfolio, value $447,187.

    13F-HR 0001805370-26-000005 filed by Cannon Advisors, Inc.
    Accepted , ingested

  2. period ended2026-06-30
    13F 944 shares
    Change vs previous 13F -1,921 shares

    0.28% of the 13F portfolio, value $463,589.

    13F-HR 0001805370-26-000003 filed by Cannon Advisors, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2026-03-31
    13F 2,865 shares
    Change vs previous 13F +93 shares

    1.02% of the 13F portfolio, value $1,372,908.

    13F-HR 0001805370-26-000002 filed by Cannon Advisors, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-12-31
    13F 2,772 shares
    Change vs previous 13F -24 shares

    0.96% of the 13F portfolio, value $1,367,012.

    13F-HR 0001805370-26-000001 filed by Cannon Advisors, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-09-30
    13F 2,796 shares
    Change vs previous 13F +2,000 shares

    0.92% of the 13F portfolio, value $1,370,487.

    13F-HR 0001805370-25-000002 filed by Cannon Advisors, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-06-30
    13F 796 shares
    Change vs previous 13F -60 shares

    0.31% of the 13F portfolio, value $386,673.

    13F-HR 0001754960-25-000559 filed by Cannon Advisors, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2025-03-31
    13F 856 shares
    Change vs previous 13F +64 shares

    0.42% of the 13F portfolio, value $455,888.

    13F-HR 0001754960-25-000255 filed by Cannon Advisors, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-12-31
    13F 792 shares
    Change vs previous 13F not available

    0.31% of the 13F portfolio, value $358,998.

    13F-HR 0001754960-25-000136 filed by Cannon Advisors, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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