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Disclosery

Hartford Financial Management Inc.: BRK-B position timeline

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

Hartford Financial Management Inc. held 9,978 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-07-24.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 9,978 shares
    Change vs previous 13F +214 shares

    1.11% of the 13F portfolio, value $4,992,892.

    13F-HR 0001352526-26-000004 filed by Hartford Financial Management 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 9,764 shares
    Change vs previous 13F +189 shares

    1.19% of the 13F portfolio, value $4,678,909.

    13F-HR 0001352526-26-000003 filed by Hartford Financial Management 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 9,575 shares
    Change vs previous 13F +480 shares

    1.25% of the 13F portfolio, value $4,812,874.

    13F-HR 0001352526-26-000001 filed by Hartford Financial Management Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-09-30
    13F 9,095 shares
    Change vs previous 13F +1,159 shares

    1.21% of the 13F portfolio, value $4,572,421.

    13F-HR 0001352526-25-000009 filed by Hartford Financial Management Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-06-30
    13F 7,936 shares
    Change vs previous 13F -366 shares

    1.05% of the 13F portfolio, value $3,855,071.

    13F-HR 0001352526-25-000004 filed by Hartford Financial Management Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-03-31
    13F 8,302 shares
    Change vs previous 13F -169 shares

    0.91% of the 13F portfolio, value $4,421,480.

    13F-HR 0001352526-25-000002 filed by Hartford Financial Management Inc.
    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 8,471 shares
    Change vs previous 13F +72 shares

    0.79% of the 13F portfolio, value $3,839,735.

    13F-HR 0001352526-25-000001 filed by Hartford Financial Management Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 8,399 shares
    Change vs previous 13F not available

    0.79% of the 13F portfolio, value $3,865,724.

    13F-HR 0001352526-24-000004 filed by Hartford Financial Management Inc.
    Filed (acceptance time not in the bulk data set), ingested

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