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Cornerstone Wealth Management, LLC: LUMN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Cornerstone Wealth Management, LLC on LUMN, newest first. How the timeline and the estimate are built.

Cornerstone Wealth Management, LLC held 0 LUMN shares at 2026-06-30 per its 13F-HR filed 2026-07-22.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 0 shares
    Change vs previous 13F -12,091 shares

    13F-HR 0001674117-26-000004 filed by Cornerstone Wealth Management, 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 ended2026-03-31
    13F 12,091 shares
    Change vs previous 13F -400 shares

    <0.01% of the 13F portfolio, value $84,031.

    13F-HR 0001674117-26-000002 filed by Cornerstone Wealth Management, 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 12,491 shares
    Change vs previous 13F -6,150 shares

    0.01% of the 13F portfolio, value $97,056.

    13F-HR 0001674117-26-000001 filed by Cornerstone Wealth Management, 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 18,641 shares
    Change vs previous 13F +360 shares

    0.01% of the 13F portfolio, value $114,083.

    13F-HR 0001674117-25-000003 filed by Cornerstone Wealth Management, 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 18,281 shares
    Change vs previous 13F +944 shares

    <0.01% of the 13F portfolio, value $80,070.

    13F-HR 0001085146-25-004917 filed by Cornerstone Wealth Management, 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 17,337 shares
    Change vs previous 13F -4,598 shares

    <0.01% of the 13F portfolio, value $67,962.

    13F-HR 0001085146-25-002197 filed by Cornerstone Wealth Management, 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 21,935 shares
    Change vs previous 13F -1 shares

    0.01% of the 13F portfolio, value $116,474.

    13F-HR 0001085146-25-000321 filed by Cornerstone Wealth Management, 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 21,936 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $155,747.

    13F-HR 0001085146-24-004949 filed by Cornerstone Wealth Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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