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Disclosery

Cornerstone Investment Partners, LLC: TNK position timeline

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

Cornerstone Investment Partners, LLC held 5,544 TNK shares at 2026-06-30 per its 13F-HR filed 2026-08-07.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 5,544 shares
    Change vs previous 13F -268 shares

    0.01% of the 13F portfolio, value $359,639.

    13F-HR 0001328062-26-000004 filed by Cornerstone Investment Partners, 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 5,812 shares
    Change vs previous 13F +1,331 shares

    0.02% of the 13F portfolio, value $426,136.

    13F-HR 0001328062-26-000003 filed by Cornerstone Investment Partners, 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 4,481 shares
    Change vs previous 13F +3 shares

    0.01% of the 13F portfolio, value $239,375.

    13F-HR 0001328062-26-000002 filed by Cornerstone Investment Partners, 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 4,478 shares
    Change vs previous 13F -335 shares

    0.01% of the 13F portfolio, value $226,363.

    13F-HR 0001328062-25-000008 filed by Cornerstone Investment Partners, 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 4,813 shares
    Change vs previous 13F +4,813 shares

    0.01% of the 13F portfolio, value $200,798.

    13F-HR 0001328062-25-000005 filed by Cornerstone Investment Partners, 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 0 shares
    Change vs previous 13F -5,234 shares

    13F-HR 0001328062-25-000003 filed by Cornerstone Investment Partners, 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.

  7. period ended2024-12-31
    13F 5,234 shares
    Change vs previous 13F +2 shares

    0.01% of the 13F portfolio, value $208,261.

    13F-HR 0001328062-25-000002 filed by Cornerstone Investment Partners, 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 5,232 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $304,764.

    13F-HR 0001328062-24-000009 filed by Cornerstone Investment Partners, LLC
    Filed (acceptance time not in the bulk data set), ingested

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