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Disclosery

Mariner, LLC: GPK position timeline

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

Mariner, LLC held 1,129,388 GPK shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,129,388 shares
    Change vs previous 13F +889,938 shares

    0.01% of the 13F portfolio, value $11,938,359.

    13F-HR 0001580642-26-005266 filed by Mariner, 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 239,450 shares
    Change vs previous 13F +78,500 shares

    <0.01% of the 13F portfolio, value $2,380,073.

    13F-HR 0001580642-26-003158 filed by Mariner, 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 160,950 shares
    Change vs previous 13F +160,950 shares

    <0.01% of the 13F portfolio, value $2,425,266.

    13F-HR 0001580642-26-001057 filed by Mariner, 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 0 shares
    Change vs previous 13F -111,418 shares

    13F-HR 0001580642-25-007297 filed by Mariner, 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.

  5. period ended2025-06-30
    13F 111,418 shares
    Change vs previous 13F -21,782 shares

    <0.01% of the 13F portfolio, value $2,347,573.

    13F-HR 0001580642-25-005128 filed by Mariner, 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 133,200 shares
    Change vs previous 13F -1,628 shares

    0.01% of the 13F portfolio, value $3,457,879.

    13F-HR 0001580642-25-003135 filed by Mariner, 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 134,828 shares
    Change vs previous 13F -30,782 shares

    0.01% of the 13F portfolio, value $3,661,919.

    13F-HR 0001580642-25-000997 filed by Mariner, 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 165,610 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $4,900,304.

    13F-HR 0001580642-24-006919 filed by Mariner, LLC
    Filed (acceptance time not in the bulk data set), ingested

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