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Disclosery

Boston Trust Walden Corp: CENX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Boston Trust Walden Corp on CENX, newest first. How the timeline and the estimate are built.

Boston Trust Walden Corp held 854,095 CENX shares at 2026-06-30 per its 13F-HR filed 2026-08-04.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 854,095 shares
    Change vs previous 13F +544,199 shares

    0.03% of the 13F portfolio, value $39,297,157.

    13F-HR 0001386060-26-000035 filed by Boston Partners
    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 309,896 shares
    Change vs previous 13F -290,341 shares

    0.02% of the 13F portfolio, value $18,192,482.

    13F-HR 0001386060-26-000017 filed by Boston Partners
    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 600,237 shares
    Change vs previous 13F -539,424 shares

    0.02% of the 13F portfolio, value $23,523,006.

    13F-HR 0001386060-26-000014 filed by Boston Partners
    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 1,139,661 shares
    Change vs previous 13F -594,007 shares

    0.03% of the 13F portfolio, value $33,464,036.

    13F-HR 0001386060-25-000020 filed by Boston Partners
    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/A 1,733,668 shares
    Change vs previous 13F +1,339,744 shares

    0.03% of the 13F portfolio, value $31,248,224.

    13F-HR/A 0001085146-25-004915 filed by Boston Partners
    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 393,924 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $7,308,586.

    13F-HR 0001085146-25-002987 filed by Boston Partners
    Filed (acceptance time not in the bulk data set), ingested

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