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AMERICAN CENTURY COMPANIES INC: SIBN position timeline

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

AMERICAN CENTURY COMPANIES INC held 2,510,963 SIBN 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 2,510,963 shares
    Change vs previous 13F +1,898 shares

    0.02% of the 13F portfolio, value $40,978,947.

    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 2,509,065 shares
    Change vs previous 13F +208,557 shares

    0.02% of the 13F portfolio, value $31,689,516.

    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 2,300,508 shares
    Change vs previous 13F -537,599 shares

    0.02% of the 13F portfolio, value $45,366,047.

    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 2,838,107 shares
    Change vs previous 13F +521,683 shares

    0.02% of the 13F portfolio, value $41,776,952.

    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 2,316,424 shares
    Change vs previous 13F -325,898 shares

    0.02% of the 13F portfolio, value $43,595,123.

    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 2,642,322 shares
    Change vs previous 13F +264,254 shares

    0.02% of the 13F portfolio, value $37,071,783.

    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 2,378,068 shares
    Change vs previous 13F +236,167 shares

    0.02% of the 13F portfolio, value $33,340,522.

    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 2,141,901 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $29,943,788.

    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).