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Cornerstone Select Advisors, LLC: GLW position timeline

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

Cornerstone Select Advisors, LLC held 13,246 GLW shares at 2026-06-30 per its 13F-HR filed 2026-08-05.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 13,246 shares
    Change vs previous 13F +67 shares

    1.42% of the 13F portfolio, value $3,383,443.

    13F-HR 0001104659-26-091031 filed by Cornerstone Select Advisors, 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 13,179 shares
    Change vs previous 13F -124 shares

    1.12% of the 13F portfolio, value $1,791,960.

    13F-HR 0001104659-26-060022 filed by Cornerstone Select 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 ended2025-12-31
    13F 13,303 shares
    Change vs previous 13F +1,631 shares

    0.81% of the 13F portfolio, value $1,164,836.

    13F-HR 0001104659-26-012390 filed by Cornerstone Select 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 ended2025-09-30
    13F 11,672 shares
    Change vs previous 13F +421 shares

    0.7% of the 13F portfolio, value $957,488.

    13F-HR 0001104659-25-112068 filed by Cornerstone Select 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 ended2025-06-30
    13F 11,251 shares
    Change vs previous 13F +1,096 shares

    0.52% of the 13F portfolio, value $591,703.

    13F-HR 0001104659-25-076738 filed by Cornerstone Select 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 ended2025-03-31
    13F 10,155 shares
    Change vs previous 13F +4,377 shares

    0.44% of the 13F portfolio, value $464,896.

    13F-HR 0001104659-25-047903 filed by Cornerstone Select Advisors, 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 5,778 shares
    Change vs previous 13F not available

    0.26% of the 13F portfolio, value $274,571.

    13F-HR 0001104659-25-013755 filed by Cornerstone Select Advisors, LLC
    Filed (acceptance time not in the bulk data set), ingested

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