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AMERICAN CENTURY COMPANIES INC: MRTN position timeline

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

AMERICAN CENTURY COMPANIES INC held 2,800,863 MRTN 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 2,800,863 shares
    Change vs previous 13F +180,895 shares

    0.02% of the 13F portfolio, value $48,594,973.

    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 2,619,968 shares
    Change vs previous 13F +250,334 shares

    0.02% of the 13F portfolio, value $34,400,180.

    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 2,369,634 shares
    Change vs previous 13F +148,968 shares

    0.01% of the 13F portfolio, value $26,966,435.

    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 2,220,666 shares
    Change vs previous 13F +133,262 shares

    0.01% of the 13F portfolio, value $23,672,300.

    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 2,087,404 shares
    Change vs previous 13F +126,331 shares

    0.01% of the 13F portfolio, value $27,115,378.

    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 1,961,073 shares
    Change vs previous 13F +158,028 shares

    0.02% of the 13F portfolio, value $26,905,922.

    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 1,803,045 shares
    Change vs previous 13F +175,059 shares

    0.02% of the 13F portfolio, value $28,145,532.

    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 1,627,986 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $28,815,352.

    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).