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Disclosery

Hartree Partners, LP: CENX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Hartree Partners, LP on CENX, newest first. How the timeline and the estimate are built.

Hartree Partners, LP held 10,000 CENX shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 10,000 shares
    Change vs previous 13F -40,000 shares

    0.1% of the 13F portfolio, value $460,100.

    13F-HR 0001597857-26-000005 filed by Hartree Partners, LP
    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 50,000 shares
    Change vs previous 13F -166,688 shares

    0.64% of the 13F portfolio, value $2,934,500.

    13F-HR 0001597857-26-000004 filed by Hartree Partners, LP
    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 216,688 shares
    Change vs previous 13F -1,077 shares

    3.1% of the 13F portfolio, value $8,489,836.

    13F-HR 0000899140-26-000217 filed by Hartree Partners, LP
    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 217,765 shares
    Change vs previous 13F +22,538 shares

    2.22% of the 13F portfolio, value $6,393,580.

    13F-HR 0001597857-25-000009 filed by Hartree Partners, LP
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-06-30
    13F 195,227 shares
    Change vs previous 13F +195,227 shares

    1% of the 13F portfolio, value $3,517,990.

    13F-HR 0001597857-25-000006 filed by Hartree Partners, LP
    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 0 shares
    Change vs previous 13F -45,274 shares

    13F-HR 0001597857-25-000005 filed by Hartree Partners, LP
    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.

  7. period ended2024-12-31
    13F 45,274 shares
    Change vs previous 13F +45,274 shares

    0.31% of the 13F portfolio, value $824,892.

    13F-HR 0001597857-25-000001 filed by Hartree Partners, LP
    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 0 shares
    Change vs previous 13F not available

    13F-HR 0001597857-24-000006 filed by Hartree Partners, LP
    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.