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Disclosery

Cornerstone Advisors, LLC: GM position timeline

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

Cornerstone Advisors, LLC held 0 GM shares at 2025-12-31 per its 13F-HR filed 2026-02-13.

the latest 13F is the newest step

  1. period ended2025-12-31
    13F 0 shares
    Change vs previous 13F -71,800 shares

    13F-HR 0001398344-26-003109 filed by Cornerstone Advisors, 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 ended2025-09-30
    13F 71,800 shares
    Change vs previous 13F -14,100 shares

    0.14% of the 13F portfolio, value $4,377,646.

    13F-HR 0001398344-25-020535 filed by Cornerstone Advisors, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-06-30
    13F 85,900 shares
    Change vs previous 13F +18,300 shares

    0.15% of the 13F portfolio, value $4,227,139.

    13F-HR 0001398344-25-014846 filed by Cornerstone Advisors, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-03-31
    13F 67,600 shares
    Change vs previous 13F 0 shares

    0.14% of the 13F portfolio, value $3,179,228.

    13F-HR 0001398344-25-009115 filed by Cornerstone Advisors, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2024-12-31
    13F 67,600 shares
    Change vs previous 13F 0 shares

    0.14% of the 13F portfolio, value $3,601,052.

    13F-HR 0001398344-25-002231 filed by Cornerstone Advisors, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-09-30
    13F 67,600 shares
    Change vs previous 13F not available

    0.12% of the 13F portfolio, value $3,031,184.

    13F-HR 0001398344-24-020355 filed by Cornerstone Advisors, LLC
    Filed (acceptance time not in the bulk data set), ingested

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