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Disclosery

Canton Hathaway, LLC: BRK-B position timeline

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

Canton Hathaway, LLC held 17,445 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-08-06.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 17,445 shares
    Change vs previous 13F -3,800 shares

    1.67% of the 13F portfolio, value $8,729,303.

    13F-HR 0001755785-26-000006 filed by Canton Hathaway, 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 21,245 shares
    Change vs previous 13F +2,467 shares

    2.05% of the 13F portfolio, value $10,180,604.

    13F-HR 0001755785-26-000004 filed by Canton Hathaway, 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 18,778 shares
    Change vs previous 13F -2,500 shares

    1.82% of the 13F portfolio, value $9,438,762.

    13F-HR 0001755785-26-000002 filed by Canton Hathaway, 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 21,278 shares
    Change vs previous 13F +2,580 shares

    2.05% of the 13F portfolio, value $10,697,000.

    13F-HR 0001755785-25-000012 filed by Canton Hathaway, 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 18,698 shares
    Change vs previous 13F -5,701 shares

    1.85% of the 13F portfolio, value $9,083,000.

    13F-HR 0001755785-25-000007 filed by Canton Hathaway, 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 24,399 shares
    Change vs previous 13F +12,200 shares

    2.63% of the 13F portfolio, value $12,995,000.

    13F-HR 0001755785-25-000002 filed by Canton Hathaway, 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 12,199 shares
    Change vs previous 13F -250 shares

    1.38% of the 13F portfolio, value $5,530,000.

    13F-HR 0001755785-25-000001 filed by Canton Hathaway, 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 12,449 shares
    Change vs previous 13F not available

    1.43% of the 13F portfolio, value $5,729,000.

    13F-HR 0001755785-24-000004 filed by Canton Hathaway, LLC
    Filed (acceptance time not in the bulk data set), ingested

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