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Disclosery

Boston Trust Walden Corp: TECK position timeline

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

Boston Trust Walden Corp held 3,777,068 TECK 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 3,777,068 shares
    Change vs previous 13F +1,124,296 shares

    0.27% of the 13F portfolio, value $302,916,809.

    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 2,652,772 shares
    Change vs previous 13F +14,462 shares

    0.19% of the 13F portfolio, value $182,487,180.

    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 2,638,310 shares
    Change vs previous 13F -784,748 shares

    0.17% of the 13F portfolio, value $166,448,716.

    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 3,423,058 shares
    Change vs previous 13F -5,942,148 shares

    0.21% of the 13F portfolio, value $203,726,940.

    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 9,365,206 shares
    Change vs previous 13F +113,431 shares

    0.47% of the 13F portfolio, value $421,007,841.

    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 9,251,775 shares
    Change vs previous 13F +173,203 shares

    0.46% of the 13F portfolio, value $384,376,226.

    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 9,078,572 shares
    Change vs previous 13F -3,713,865 shares

    0.48% of the 13F portfolio, value $393,593,862.

    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 12,792,437 shares
    Change vs previous 13F not available

    0.82% of the 13F portfolio, value $698,394,255.

    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).