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AMERICAN CENTURY COMPANIES INC: ARMK position timeline

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

AMERICAN CENTURY COMPANIES INC held 19,929 ARMK 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 19,929 shares
    Change vs previous 13F +3,505 shares

    <0.01% of the 13F portfolio, value $1,133,986.

    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 16,424 shares
    Change vs previous 13F +1,210 shares

    <0.01% of the 13F portfolio, value $665,845.

    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 15,214 shares
    Change vs previous 13F +1,666 shares

    <0.01% of the 13F portfolio, value $560,857.

    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 13,548 shares
    Change vs previous 13F -374 shares

    <0.01% of the 13F portfolio, value $520,307.

    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 13,922 shares
    Change vs previous 13F -4,033 shares

    <0.01% of the 13F portfolio, value $582,978.

    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 17,955 shares
    Change vs previous 13F +8,468 shares

    <0.01% of the 13F portfolio, value $619,854.

    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 9,487 shares
    Change vs previous 13F -23,690 shares

    <0.01% of the 13F portfolio, value $353,992.

    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 33,177 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $1,284,979.

    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).