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AMERICAN CENTURY COMPANIES INC: CSX position timeline

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

AMERICAN CENTURY COMPANIES INC held 9,453,902 CSX 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 9,453,902 shares
    Change vs previous 13F -1,016,112 shares

    0.2% of the 13F portfolio, value $449,344,073.

    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 10,470,014 shares
    Change vs previous 13F -53,044 shares

    0.22% of the 13F portfolio, value $429,794,158.

    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 10,523,058 shares
    Change vs previous 13F -441,399 shares

    0.19% of the 13F portfolio, value $381,460,954.

    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 10,964,457 shares
    Change vs previous 13F +2,175,902 shares

    0.2% of the 13F portfolio, value $389,347,979.

    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 8,788,555 shares
    Change vs previous 13F +1,981,876 shares

    0.16% of the 13F portfolio, value $286,770,639.

    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 6,806,679 shares
    Change vs previous 13F +1,584,811 shares

    0.12% of the 13F portfolio, value $200,320,626.

    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 5,221,868 shares
    Change vs previous 13F +899,665 shares

    0.1% of the 13F portfolio, value $168,509,727.

    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 4,322,203 shares
    Change vs previous 13F not available

    0.09% of the 13F portfolio, value $149,245,744.

    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).