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Boston Trust Walden Corp: GNTX position timeline

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

Boston Trust Walden Corp held 5,743,184 GNTX 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 5,743,184 shares
    Change vs previous 13F +53,148 shares

    0.13% of the 13F portfolio, value $145,101,710.

    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 5,690,036 shares
    Change vs previous 13F -115,713 shares

    0.13% of the 13F portfolio, value $124,321,258.

    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 5,805,749 shares
    Change vs previous 13F -106,742 shares

    0.14% of the 13F portfolio, value $135,110,005.

    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 5,912,491 shares
    Change vs previous 13F +123,731 shares

    0.17% of the 13F portfolio, value $167,299,274.

    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 5,788,760 shares
    Change vs previous 13F -111,634 shares

    0.14% of the 13F portfolio, value $127,362,466.

    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 5,900,394 shares
    Change vs previous 13F -151,708 shares

    0.17% of the 13F portfolio, value $137,457,044.

    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 6,052,102 shares
    Change vs previous 13F -594,740 shares

    0.21% of the 13F portfolio, value $173,866,587.

    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 6,646,842 shares
    Change vs previous 13F not available

    0.23% of the 13F portfolio, value $197,341,840.

    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).