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Disclosery

AMERICAN CENTURY COMPANIES INC: IDXX position timeline

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

AMERICAN CENTURY COMPANIES INC held 808,358 IDXX 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 808,358 shares
    Change vs previous 13F +208,427 shares

    0.19% of the 13F portfolio, value $425,551,985.

    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 599,931 shares
    Change vs previous 13F -29,003 shares

    0.17% of the 13F portfolio, value $337,095,230.

    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 628,934 shares
    Change vs previous 13F -76,224 shares

    0.21% of the 13F portfolio, value $425,492,719.

    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 705,158 shares
    Change vs previous 13F -148,003 shares

    0.23% of the 13F portfolio, value $450,518,395.

    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 853,161 shares
    Change vs previous 13F -14,831 shares

    0.25% of the 13F portfolio, value $457,584,371.

    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 867,992 shares
    Change vs previous 13F +58,178 shares

    0.22% of the 13F portfolio, value $364,513,240.

    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 809,814 shares
    Change vs previous 13F +191,385 shares

    0.19% of the 13F portfolio, value $334,809,501.

    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 618,429 shares
    Change vs previous 13F not available

    0.18% of the 13F portfolio, value $312,442,699.

    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).