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Disclosery

AMERICAN CENTURY COMPANIES INC: STX position timeline

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

AMERICAN CENTURY COMPANIES INC held 110,924 STX 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 110,924 shares
    Change vs previous 13F +79,538 shares

    0.05% of the 13F portfolio, value $107,041,956.

    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 31,386 shares
    Change vs previous 13F +7,621 shares

    0.01% of the 13F portfolio, value $12,295,895.

    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 23,765 shares
    Change vs previous 13F +201 shares

    <0.01% of the 13F portfolio, value $6,544,721.

    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 23,564 shares
    Change vs previous 13F +190 shares

    <0.01% of the 13F portfolio, value $5,562,578.

    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 23,374 shares
    Change vs previous 13F -1,785 shares

    <0.01% of the 13F portfolio, value $3,373,601.

    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 25,159 shares
    Change vs previous 13F -3,940 shares

    <0.01% of the 13F portfolio, value $2,137,270.

    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 29,099 shares
    Change vs previous 13F +246 shares

    <0.01% of the 13F portfolio, value $2,511,535.

    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 28,853 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $3,160,269.

    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).