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Boston Trust Walden Corp: MSM position timeline

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

Boston Trust Walden Corp held 2,129,829 MSM 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 2,129,829 shares
    Change vs previous 13F -17,180 shares

    0.2% of the 13F portfolio, value $253,371,051.

    13F-HR 0001386060-26-000035 filed by Boston Partners
    Filed (acceptance time not in the bulk data set), ingested

    • Boston Partners: 1,714,389 shares
    • Boston Trust Walden Corp: 415,440 shares

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

  2. period ended2026-03-31
    13F 2,147,009 shares
    Change vs previous 13F -138,525 shares

    0.18% of the 13F portfolio, value $198,096,001.

    13F-HR 0001386060-26-000017 filed by Boston Partners
    Filed (acceptance time not in the bulk data set), ingested

    • Boston Partners: 1,660,501 shares
    • Boston Trust Walden Corp: 486,508 shares

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

  3. period ended2025-12-31
    13F 2,285,534 shares
    Change vs previous 13F -71,819 shares

    0.18% of the 13F portfolio, value $192,214,018.

    13F-HR 0001386060-26-000014 filed by Boston Partners
    Filed (acceptance time not in the bulk data set), ingested

    • Boston Partners: 1,733,322 shares
    • Boston Trust Walden Corp: 552,212 shares

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

  4. period ended2025-09-30
    13F 2,357,353 shares
    Change vs previous 13F +27,077 shares

    0.2% of the 13F portfolio, value $217,195,512.

    13F-HR 0001386060-25-000020 filed by Boston Partners
    Filed (acceptance time not in the bulk data set), ingested

    • Boston Partners: 1,764,875 shares
    • Boston Trust Walden Corp: 592,478 shares

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

  5. period ended2025-06-30
    13F/A 2,330,276 shares
    Change vs previous 13F -48,525 shares

    0.19% of the 13F portfolio, value $198,124,962.

    13F-HR/A 0001085146-25-004915 filed by Boston Partners
    Filed (acceptance time not in the bulk data set), ingested

    • Boston Partners: 1,728,249 shares
    • Boston Trust Walden Corp: 602,027 shares

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

  6. period ended2025-03-31
    13F 2,378,801 shares
    Change vs previous 13F +326,283 shares

    0.19% of the 13F portfolio, value $184,754,438.

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

    • Boston Partners: 1,762,248 shares
    • Boston Trust Walden Corp: 616,553 shares

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

  7. period ended2024-12-31
    13F 2,052,518 shares
    Change vs previous 13F +201,600 shares

    0.16% of the 13F portfolio, value $153,334,240.

    13F-HR 0001085146-25-000961 filed by Boston Partners
    Filed (acceptance time not in the bulk data set), ingested

    • Boston Partners: 1,434,415 shares
    • Boston Trust Walden Corp: 618,103 shares

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

  8. period ended2024-09-30
    13F 1,850,918 shares
    Change vs previous 13F not available

    0.16% of the 13F portfolio, value $159,278,857.

    13F-HR 0001085146-24-005518 filed by Boston Partners
    Filed (acceptance time not in the bulk data set), ingested

    • Boston Partners: 1,338,080 shares
    • Boston Trust Walden Corp: 512,838 shares

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