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Disclosery

Onex Canada Asset Management Inc.: GPK position timeline

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

Onex Canada Asset Management Inc. held 0 GPK shares at 2026-03-31 per its 13F-HR filed 2026-05-15.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -306,366 shares

    13F-HR 0001104659-26-061855 filed by Onex Canada Asset Management Inc.
    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 ended2025-12-31
    13F 306,366 shares
    Change vs previous 13F -156,803 shares

    0.64% of the 13F portfolio, value $4,613,878.

    13F-HR 0001104659-26-015286 filed by Onex Canada Asset Management Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-09-30
    13F 463,169 shares
    Change vs previous 13F +87,344 shares

    1.15% of the 13F portfolio, value $9,064,217.

    13F-HR 0001104659-25-111825 filed by Onex Canada Asset Management Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-06-30
    13F 375,825 shares
    Change vs previous 13F +57,416 shares

    0.97% of the 13F portfolio, value $7,918,649.

    13F-HR 0001104659-25-078455 filed by Onex Canada Asset Management Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-03-31
    13F 318,409 shares
    Change vs previous 13F +57,913 shares

    1.06% of the 13F portfolio, value $8,265,906.

    13F-HR 0001104659-25-049261 filed by Onex Canada Asset Management Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-12-31
    13F 260,496 shares
    Change vs previous 13F +181,930 shares

    0.85% of the 13F portfolio, value $7,075,071.

    13F-HR 0001104659-25-013955 filed by Onex Canada Asset Management Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-09-30
    13F 78,566 shares
    Change vs previous 13F not available

    0.27% of the 13F portfolio, value $2,324,768.

    13F-HR 0001104659-24-118596 filed by Onex Canada Asset Management Inc.
    Filed (acceptance time not in the bulk data set), ingested

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