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Disclosery

ATLANTIC INVESTMENT MANAGEMENT, INC.: GPK position timeline

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

ATLANTIC INVESTMENT MANAGEMENT, INC. held 0 GPK shares at 2025-12-31 per its 13F-HR filed 2026-02-17.

the latest 13F is the newest step

  1. period ended2025-12-31
    13F 0 shares
    Change vs previous 13F -645,584 shares

    13F-HR 0001493152-26-007089 filed by ATLANTIC INVESTMENT 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 ended2025-09-30
    13F 645,584 shares
    Change vs previous 13F not available

    7.26% of the 13F portfolio, value $12,634,079.

    13F-HR 0001493152-25-023434 filed by ATLANTIC INVESTMENT MANAGEMENT, INC.
    Filed (acceptance time not in the bulk data set), ingested

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