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AMERICAN CENTURY COMPANIES INC: AON position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of AMERICAN CENTURY COMPANIES INC on AON, newest first. How the timeline and the estimate are built.

AMERICAN CENTURY COMPANIES INC held 26,798 AON shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 26,798 shares
    Change vs previous 13F -56 shares

    <0.01% of the 13F portfolio, value $8,888,629.

    13F-HR 0000748054-26-000005 filed by AMERICAN CENTURY COMPANIES INC
    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 26,854 shares
    Change vs previous 13F -1,437 shares

    <0.01% of the 13F portfolio, value $8,667,934.

    13F-HR 0000748054-26-000002 filed by AMERICAN CENTURY COMPANIES INC
    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 28,291 shares
    Change vs previous 13F +876 shares

    0.01% of the 13F portfolio, value $9,983,328.

    13F-HR 0000748054-26-000001 filed by AMERICAN CENTURY COMPANIES INC
    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 27,415 shares
    Change vs previous 13F +950 shares

    <0.01% of the 13F portfolio, value $9,775,641.

    13F-HR 0000748054-25-000009 filed by AMERICAN CENTURY COMPANIES INC
    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 26,465 shares
    Change vs previous 13F -4,998 shares

    0.01% of the 13F portfolio, value $9,441,653.

    13F-HR 0001085146-25-004910 filed by AMERICAN CENTURY COMPANIES INC
    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 31,463 shares
    Change vs previous 13F +1,413 shares

    0.01% of the 13F portfolio, value $12,556,569.

    13F-HR 0001085146-25-003039 filed by AMERICAN CENTURY COMPANIES INC
    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 30,050 shares
    Change vs previous 13F -3,215 shares

    0.01% of the 13F portfolio, value $10,792,758.

    13F-HR 0001085146-25-000985 filed by AMERICAN CENTURY COMPANIES INC
    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 33,265 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $11,509,357.

    13F-HR 0001085146-24-005525 filed by AMERICAN CENTURY COMPANIES INC
    Filed (acceptance time not in the bulk data set), ingested

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