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AMERICAN CENTURY COMPANIES INC: GLW position timeline

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

AMERICAN CENTURY COMPANIES INC held 2,588,427 GLW 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 2,588,427 shares
    Change vs previous 13F +2,136,871 shares

    0.29% of the 13F portfolio, value $661,162,198.

    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 451,556 shares
    Change vs previous 13F +200,755 shares

    0.03% of the 13F portfolio, value $61,398,212.

    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 250,801 shares
    Change vs previous 13F +15,260 shares

    0.01% of the 13F portfolio, value $21,960,339.

    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 235,541 shares
    Change vs previous 13F -21,452 shares

    0.01% of the 13F portfolio, value $19,321,585.

    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 256,993 shares
    Change vs previous 13F +59,032 shares

    0.01% of the 13F portfolio, value $13,515,337.

    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 197,961 shares
    Change vs previous 13F -120,677 shares

    0.01% of the 13F portfolio, value $9,062,778.

    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 318,638 shares
    Change vs previous 13F -600,566 shares

    0.01% of the 13F portfolio, value $15,141,709.

    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 919,204 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $41,502,090.

    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).