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Disclosery

Cortina Asset Management, LLC: GPK position timeline

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

Cortina Asset Management, LLC held 0 GPK shares at 2018-12-31 per its 13F-HR filed 2019-02-12.

the latest 13F is the newest step

  1. period ended2018-12-31
    13F 0 shares
    Change vs previous 13F -203,548 shares

    13F-HR 0001325312-19-000004 filed by Cortina Asset 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 ended2018-09-30
    13F 203,548 shares
    Change vs previous 13F -98,376 shares

    0.13% of the 13F portfolio, value $2,852,000.

    13F-HR 0001325312-18-000011 filed by Cortina Asset 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 ended2018-06-30
    13F 301,924 shares
    Change vs previous 13F +60,911 shares

    0.21% of the 13F portfolio, value $4,381,000.

    13F-HR 0001325312-18-000009 filed by Cortina Asset 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 ended2018-03-31
    13F 241,013 shares
    Change vs previous 13F +52,882 shares

    0.18% of the 13F portfolio, value $3,700,000.

    13F-HR 0001325312-18-000007 filed by Cortina Asset 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 ended2017-12-31
    13F 188,131 shares
    Change vs previous 13F -89,137 shares

    0.13% of the 13F portfolio, value $2,907,000.

    13F-HR 0001325312-18-000004 filed by Cortina Asset 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 ended2017-09-30
    13F 277,268 shares
    Change vs previous 13F not available

    0.16% of the 13F portfolio, value $3,868,000.

    13F-HR 0001325312-17-000018 filed by Cortina Asset Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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