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Breakwater Capital Group: BRK-B position timeline

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

Breakwater Capital Group held 7,302 BRK-B shares at 2026-09-30 per its 13F-HR filed 2026-10-09.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 7,302 shares
    Change vs previous 13F -223 shares

    0.43% of the 13F portfolio, value $3,636,031.

    13F-HR 0001085146-26-000831 filed by Breakwater Capital Group
    Accepted , ingested

  2. period ended2026-06-30
    13F 7,525 shares
    Change vs previous 13F -107 shares

    0.45% of the 13F portfolio, value $3,765,435.

    13F-HR 0001964309-26-000003 filed by Breakwater Capital Group
    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 7,632 shares
    Change vs previous 13F +6 shares

    0.49% of the 13F portfolio, value $3,657,254.

    13F-HR 0001964309-26-000002 filed by Breakwater Capital Group
    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 7,626 shares
    Change vs previous 13F -11 shares

    0.53% of the 13F portfolio, value $3,833,209.

    13F-HR 0001964309-26-000001 filed by Breakwater Capital Group
    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 7,637 shares
    Change vs previous 13F +1,104 shares

    0.57% of the 13F portfolio, value $3,839,425.

    13F-HR 0001964309-25-000004 filed by Breakwater Capital Group
    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 6,533 shares
    Change vs previous 13F -24 shares

    0.52% of the 13F portfolio, value $3,173,550.

    13F-HR 0001085146-25-003623 filed by Breakwater Capital Group
    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 6,557 shares
    Change vs previous 13F +142 shares

    0.62% of the 13F portfolio, value $3,492,143.

    13F-HR 0001085146-25-002021 filed by Breakwater Capital Group
    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 6,415 shares
    Change vs previous 13F not available

    0.58% of the 13F portfolio, value $2,907,805.

    13F-HR 0001085146-25-000156 filed by Breakwater Capital Group
    Filed (acceptance time not in the bulk data set), ingested

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