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AMERICAN CENTURY COMPANIES INC: MTX position timeline

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

AMERICAN CENTURY COMPANIES INC held 550,338 MTX 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 550,338 shares
    Change vs previous 13F -468,428 shares

    0.02% of the 13F portfolio, value $40,708,512.

    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 1,018,766 shares
    Change vs previous 13F -299,382 shares

    0.04% of the 13F portfolio, value $72,250,894.

    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 1,318,148 shares
    Change vs previous 13F -6,244 shares

    0.04% of the 13F portfolio, value $80,341,193.

    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 1,324,392 shares
    Change vs previous 13F +39,860 shares

    0.04% of the 13F portfolio, value $82,271,301.

    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 1,284,532 shares
    Change vs previous 13F +216,453 shares

    0.04% of the 13F portfolio, value $70,739,236.

    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 1,068,079 shares
    Change vs previous 13F +206,906 shares

    0.04% of the 13F portfolio, value $67,897,847.

    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 861,173 shares
    Change vs previous 13F +204,371 shares

    0.04% of the 13F portfolio, value $65,630,061.

    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 656,802 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $50,724,852.

    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).