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Kopernik Global Investors, LLC: AMTM position timeline

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

Kopernik Global Investors, LLC held 0 AMTM shares at 2025-09-30 per its 13F-HR filed 2025-11-14.

the latest 13F is the newest step

  1. period ended2025-09-30
    13F 0 shares
    Change vs previous 13F -636,226 shares

    13F-HR 0001599814-25-000011 filed by Kopernik Global Investors, 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 ended2025-06-30
    13F 636,226 shares
    Change vs previous 13F -441,269 shares

    1.65% of the 13F portfolio, value $15,021,296.

    13F-HR 0001599814-25-000007 filed by Kopernik Global Investors, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-03-31
    13F 1,077,495 shares
    Change vs previous 13F +311,513 shares

    2.03% of the 13F portfolio, value $19,610,409.

    13F-HR 0001599814-25-000003 filed by Kopernik Global Investors, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2024-12-31
    13F 765,982 shares
    Change vs previous 13F not available

    1.72% of the 13F portfolio, value $16,108,601.

    13F-HR 0001599814-25-000002 filed by Kopernik Global Investors, LLC
    Filed (acceptance time not in the bulk data set), ingested

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