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Disclosery

AMERICAN CENTURY COMPANIES INC: MASI position timeline

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

AMERICAN CENTURY COMPANIES INC held 0 MASI 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 0 shares
    Change vs previous 13F -188,073 shares

    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).

    Exited: the 13F for this period no longer lists the position.

  2. period ended2026-03-31
    13F 188,073 shares
    Change vs previous 13F +9,315 shares

    0.02% of the 13F portfolio, value $33,452,544.

    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 178,758 shares
    Change vs previous 13F +10,417 shares

    0.01% of the 13F portfolio, value $23,249,265.

    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 168,341 shares
    Change vs previous 13F +16,113 shares

    0.01% of the 13F portfolio, value $24,838,715.

    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 152,228 shares
    Change vs previous 13F +73,052 shares

    0.01% of the 13F portfolio, value $25,607,794.

    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 79,176 shares
    Change vs previous 13F +66,517 shares

    0.01% of the 13F portfolio, value $13,190,722.

    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 12,659 shares
    Change vs previous 13F +1,374 shares

    <0.01% of the 13F portfolio, value $2,092,533.

    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 11,285 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $1,504,629.

    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).