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Assenagon Asset Management S.A.: CENX position timeline

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

Assenagon Asset Management S.A. held 1,531,167 CENX shares at 2026-06-30 per its 13F-HR/A filed 2026-08-21.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F/A 1,531,167 shares
    Change vs previous 13F -299,157 shares

    0.09% of the 13F portfolio, value $70,448,994.

    13F-HR/A 0001546007-26-000007 filed by Assenagon Asset Management S.A.
    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 1,830,324 shares
    Change vs previous 13F +957,571 shares

    0.17% of the 13F portfolio, value $107,421,716.

    13F-HR 0001546007-26-000003 filed by Assenagon Asset Management S.A.
    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 872,753 shares
    Change vs previous 13F +464,814 shares

    0.05% of the 13F portfolio, value $34,194,463.

    13F-HR 0001546007-26-000002 filed by Assenagon Asset Management S.A.
    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 407,939 shares
    Change vs previous 13F +207,040 shares

    0.02% of the 13F portfolio, value $11,977,089.

    13F-HR 0001546007-25-000008 filed by Assenagon Asset Management S.A.
    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 200,899 shares
    Change vs previous 13F -96,882 shares

    0.01% of the 13F portfolio, value $3,620,200.

    13F-HR 0001546007-25-000005 filed by Assenagon Asset Management S.A.
    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 297,781 shares
    Change vs previous 13F -92,446 shares

    0.01% of the 13F portfolio, value $5,526,815.

    13F-HR 0001546007-25-000003 filed by Assenagon Asset Management S.A.
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-12-31
    13F 390,227 shares
    Change vs previous 13F -231,073 shares

    0.01% of the 13F portfolio, value $7,109,936.

    13F-HR 0001546007-25-000002 filed by Assenagon Asset Management S.A.
    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 621,300 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $10,083,699.

    13F-HR 0001546007-24-000010 filed by Assenagon Asset Management S.A.
    Filed (acceptance time not in the bulk data set), ingested

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