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Disclosery

Chesley Taft & Associates LLC: TDG position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Chesley Taft & Associates LLC on TDG, newest first. How the timeline and the estimate are built.

Chesley Taft & Associates LLC held 0 TDG shares at 2026-03-31 per its 13F-HR filed 2026-04-13.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -2,976 shares

    13F-HR 0001164632-26-000002 filed by Chesley Taft & Associates LLC
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-12-31
    13F 2,976 shares
    Change vs previous 13F +171 shares

    0.16% of the 13F portfolio, value $3,957,634.

    13F-HR 0001164632-26-000001 filed by Chesley Taft & Associates LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-09-30
    13F 2,805 shares
    Change vs previous 13F +31 shares

    0.16% of the 13F portfolio, value $3,697,046.

    13F-HR 0001085146-25-005836 filed by Chesley Taft & Associates LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-06-30
    13F 2,774 shares
    Change vs previous 13F +98 shares

    0.19% of the 13F portfolio, value $4,218,255.

    13F-HR 0001085146-25-003693 filed by Chesley Taft & Associates LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-03-31
    13F 2,676 shares
    Change vs previous 13F +52 shares

    0.18% of the 13F portfolio, value $3,701,684.

    13F-HR 0001085146-25-002016 filed by Chesley Taft & Associates LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-12-31
    13F 2,624 shares
    Change vs previous 13F not available

    0.15% of the 13F portfolio, value $3,325,343.

    13F-HR 0001085146-25-000305 filed by Chesley Taft & Associates LLC
    Filed (acceptance time not in the bulk data set), ingested

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