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Boston Trust Walden Corp: CSTM position timeline

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

Boston Trust Walden Corp held 35,876 CSTM 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 35,876 shares
    Change vs previous 13F -25,107 shares

    <0.01% of the 13F portfolio, value $1,143,370.

    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 60,983 shares
    Change vs previous 13F -481,021 shares

    <0.01% of the 13F portfolio, value $1,498,960.

    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 542,004 shares
    Change vs previous 13F -83,106 shares

    0.01% of the 13F portfolio, value $10,216,780.

    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 625,110 shares
    Change vs previous 13F +340,357 shares

    0.01% of the 13F portfolio, value $9,301,640.

    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 284,753 shares
    Change vs previous 13F +149,317 shares

    <0.01% of the 13F portfolio, value $3,787,210.

    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 135,436 shares
    Change vs previous 13F +4,164 shares

    <0.01% of the 13F portfolio, value $1,366,550.

    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).

  7. period ended2024-12-31
    13F 131,272 shares
    Change vs previous 13F +28,097 shares

    <0.01% of the 13F portfolio, value $1,348,160.

    13F-HR 0001085146-25-000961 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).

  8. period ended2024-09-30
    13F 103,175 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $1,677,630.

    13F-HR 0001085146-24-005518 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).