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AMERICAN CENTURY COMPANIES INC: ATI position timeline

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

AMERICAN CENTURY COMPANIES INC held 765,808 ATI 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 765,808 shares
    Change vs previous 13F -303,474 shares

    0.07% of the 13F portfolio, value $150,940,911.

    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 1,069,282 shares
    Change vs previous 13F -520,735 shares

    0.08% of the 13F portfolio, value $155,538,135.

    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 1,590,017 shares
    Change vs previous 13F +215,585 shares

    0.09% of the 13F portfolio, value $182,470,664.

    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 1,374,432 shares
    Change vs previous 13F -11,684 shares

    0.06% of the 13F portfolio, value $111,796,498.

    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 1,386,116 shares
    Change vs previous 13F -36,000 shares

    0.07% of the 13F portfolio, value $119,677,406.

    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 1,422,116 shares
    Change vs previous 13F +60,651 shares

    0.05% of the 13F portfolio, value $73,992,749.

    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 1,361,465 shares
    Change vs previous 13F +160,364 shares

    0.04% of the 13F portfolio, value $74,935,078.

    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 1,201,101 shares
    Change vs previous 13F not available

    0.05% of the 13F portfolio, value $80,365,747.

    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).