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Disclosery

GM Advisory Group, LLC: CMCSA position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GM Advisory Group, LLC on CMCSA, newest first. How the timeline and the estimate are built.

GM Advisory Group, LLC held 0 CMCSA shares at 2026-03-31 per its 13F-HR filed 2026-04-28.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -6,871 shares

    13F-HR 0001598304-26-000002 filed by GM Advisory Group, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-12-31
    13F 6,871 shares
    Change vs previous 13F -5,630 shares

    0.01% of the 13F portfolio, value $205,372.

    13F-HR 0001598304-26-000001 filed by GM Advisory Group, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-09-30
    13F 12,501 shares
    Change vs previous 13F -2,024 shares

    0.02% of the 13F portfolio, value $392,795.

    13F-HR 0001598304-25-000003 filed by GM Advisory Group, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-06-30
    13F 14,525 shares
    Change vs previous 13F +4,984 shares

    0.03% of the 13F portfolio, value $518,411.

    13F-HR 0001085146-25-004951 filed by GM Advisory Group, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-03-31
    13F 9,541 shares
    Change vs previous 13F -7 shares

    0.02% of the 13F portfolio, value $352,065.

    13F-HR 0001085146-25-003078 filed by GM Advisory Group, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-12-31
    13F 9,548 shares
    Change vs previous 13F -1,394 shares

    0.02% of the 13F portfolio, value $358,353.

    13F-HR 0001085146-25-000953 filed by GM Advisory Group, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-09-30
    13F 10,942 shares
    Change vs previous 13F +547 shares

    0.03% of the 13F portfolio, value $457,028.

    13F-HR 0001085146-24-005500 filed by GM Advisory Group, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-06-30
    13F 10,395 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $407,085.

    13F-HR 0001085146-24-003732 filed by GM Advisory Group, LLC
    Filed (acceptance time not in the bulk data set), ingested

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