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Madrona Financial Services, LLC: BRK-B position timeline

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

Madrona Financial Services, LLC held 6,043 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-07-17.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 6,043 shares
    Change vs previous 13F +53 shares

    0.56% of the 13F portfolio, value $3,023,857.

    13F-HR 0001578370-26-000004 filed by Madrona Financial Services, 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 5,990 shares
    Change vs previous 13F +18 shares

    0.63% of the 13F portfolio, value $2,870,408.

    13F-HR 0001578370-26-000003 filed by Madrona Financial Services, 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 5,972 shares
    Change vs previous 13F -324 shares

    0.64% of the 13F portfolio, value $3,001,826.

    13F-HR 0001578370-26-000002 filed by Madrona Financial Services, 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 6,296 shares
    Change vs previous 13F +2 shares

    0.7% of the 13F portfolio, value $3,165,251.

    13F-HR 0001578370-25-000007 filed by Madrona Financial Services, 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 6,294 shares
    Change vs previous 13F +44 shares

    0.73% of the 13F portfolio, value $3,057,436.

    13F-HR 0001578370-25-000005 filed by Madrona Financial Services, 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 6,250 shares
    Change vs previous 13F -152 shares

    0.92% of the 13F portfolio, value $3,328,625.

    13F-HR 0001578370-25-000004 filed by Madrona Financial Services, 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 6,402 shares
    Change vs previous 13F -169 shares

    0.79% of the 13F portfolio, value $2,901,899.

    13F-HR 0001578370-25-000001 filed by Madrona Financial Services, 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 6,571 shares
    Change vs previous 13F not available

    0.84% of the 13F portfolio, value $3,024,368.

    13F-HR 0001578370-24-000007 filed by Madrona Financial Services, LLC
    Filed (acceptance time not in the bulk data set), ingested

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