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GREAT OAK CAPITAL PARTNERS, LLC: BRK-B position timeline

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

GREAT OAK CAPITAL PARTNERS, LLC held 417 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-07-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 417 shares
    Change vs previous 13F -207 shares

    0.04% of the 13F portfolio, value $207,186.

    13F-HR 0001951757-26-001000 filed by GREAT OAK CAPITAL PARTNERS, 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 624 shares
    Change vs previous 13F -2 shares

    0.07% of the 13F portfolio, value $299,364.

    13F-HR 0001951757-26-000578 filed by GREAT OAK CAPITAL PARTNERS, 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 626 shares
    Change vs previous 13F 0 shares

    0.08% of the 13F portfolio, value $311,028.

    13F-HR 0001951757-26-000008 filed by GREAT OAK CAPITAL PARTNERS, 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 626 shares
    Change vs previous 13F -236 shares

    0.08% of the 13F portfolio, value $311,873.

    13F-HR 0001951757-25-001156 filed by GREAT OAK CAPITAL PARTNERS, 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 862 shares
    Change vs previous 13F +231 shares

    0.12% of the 13F portfolio, value $410,191.

    13F-HR 0001951757-25-000842 filed by GREAT OAK CAPITAL PARTNERS, 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 631 shares
    Change vs previous 13F 0 shares

    0.09% of the 13F portfolio, value $280,107.

    13F-HR 0001951757-25-000402 filed by GREAT OAK CAPITAL PARTNERS, 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 631 shares
    Change vs previous 13F -107 shares

    0.09% of the 13F portfolio, value $280,107.

    13F-HR 0001951757-25-000035 filed by GREAT OAK CAPITAL PARTNERS, 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 738 shares
    Change vs previous 13F not available

    0.12% of the 13F portfolio, value $340,934.

    13F-HR 0001951757-24-000990 filed by GREAT OAK CAPITAL PARTNERS, LLC
    Filed (acceptance time not in the bulk data set), ingested

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