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AMERICAN CENTURY COMPANIES INC: SIG position timeline

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

AMERICAN CENTURY COMPANIES INC held 1,819,021 SIG 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 1,819,021 shares
    Change vs previous 13F +70,111 shares

    0.07% of the 13F portfolio, value $156,799,632.

    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 1,748,910 shares
    Change vs previous 13F +71,817 shares

    0.08% of the 13F portfolio, value $148,027,764.

    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 1,677,093 shares
    Change vs previous 13F +84,358 shares

    0.07% of the 13F portfolio, value $138,997,486.

    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 1,592,735 shares
    Change vs previous 13F +174,873 shares

    0.08% of the 13F portfolio, value $152,775,160.

    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 1,417,862 shares
    Change vs previous 13F +70,516 shares

    0.06% of the 13F portfolio, value $112,790,934.

    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 1,347,346 shares
    Change vs previous 13F +196,905 shares

    0.05% of the 13F portfolio, value $78,226,915.

    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 1,150,441 shares
    Change vs previous 13F +182,948 shares

    0.05% of the 13F portfolio, value $92,852,093.

    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 967,493 shares
    Change vs previous 13F not available

    0.06% of the 13F portfolio, value $99,787,228.

    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).