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Chesley Taft & Associates LLC: IBDU position timeline

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

Chesley Taft & Associates LLC held 0 IBDU shares at 2026-09-30 per its 13F-HR filed 2026-10-13.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 0 shares
    Change vs previous 13F -113,900 shares

    13F-HR 0001164632-26-000006 filed by Chesley Taft & Associates LLC
    Accepted , ingested

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

  2. period ended2026-06-30
    13F 113,900 shares
    Change vs previous 13F +11,000 shares

    0.1% of the 13F portfolio, value $2,637,924.

    13F-HR 0001164632-26-000004 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 ended2026-03-31
    13F 102,900 shares
    Change vs previous 13F +1,000 shares

    0.1% of the 13F portfolio, value $2,393,454.

    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).

  4. period ended2025-12-31
    13F 101,900 shares
    Change vs previous 13F +6,900 shares

    0.09% of the 13F portfolio, value $2,384,970.

    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).

  5. period ended2025-09-30
    13F 95,000 shares
    Change vs previous 13F +7,100 shares

    0.09% of the 13F portfolio, value $2,229,650.

    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).

  6. period ended2025-06-30
    13F 87,900 shares
    Change vs previous 13F +3,300 shares

    0.09% of the 13F portfolio, value $2,050,707.

    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).

  7. period ended2025-03-31
    13F 84,600 shares
    Change vs previous 13F +10,400 shares

    0.09% of the 13F portfolio, value $1,956,798.

    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).

  8. period ended2024-12-31
    13F 74,200 shares
    Change vs previous 13F not available

    0.08% of the 13F portfolio, value $1,691,760.

    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).