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Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors: BRK-B position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors on BRK-B, newest first. How the timeline and the estimate are built.

Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors held 27,128 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-07-09.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 27,128 shares
    Change vs previous 13F +901 shares

    1.5% of the 13F portfolio, value $13,574,449.

    13F-HR 0001754960-26-000442 filed by Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors
    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 26,227 shares
    Change vs previous 13F -257 shares

    1.54% of the 13F portfolio, value $12,567,913.

    13F-HR 0001754960-26-000354 filed by Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors
    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 26,484 shares
    Change vs previous 13F -1,828 shares

    1.6% of the 13F portfolio, value $13,312,180.

    13F-HR 0001754960-26-000172 filed by Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors
    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 28,312 shares
    Change vs previous 13F -142 shares

    1.68% of the 13F portfolio, value $14,233,703.

    13F-HR 0001754960-25-000710 filed by Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors
    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 28,454 shares
    Change vs previous 13F +521 shares

    1.91% of the 13F portfolio, value $13,822,313.

    13F-HR 0001754960-25-000525 filed by Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors
    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 27,933 shares
    Change vs previous 13F +667 shares

    2.24% of the 13F portfolio, value $14,701,431.

    13F-HR 0001754960-25-000217 filed by Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors
    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 27,266 shares
    Change vs previous 13F +1,546 shares

    1.83% of the 13F portfolio, value $12,359,147.

    13F-HR 0001754960-25-000112 filed by Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors
    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 25,720 shares
    Change vs previous 13F not available

    1.79% of the 13F portfolio, value $11,837,731.

    13F-HR 0001754960-24-000535 filed by Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors
    Filed (acceptance time not in the bulk data set), ingested

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