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RENAISSANCE TECHNOLOGIES LLC: WDC position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of RENAISSANCE TECHNOLOGIES LLC on WDC, newest first. How the timeline and the estimate are built.

RENAISSANCE TECHNOLOGIES LLC held 537,473 WDC shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 537,473 shares
    Change vs previous 13F -608,660 shares

    0.47% of the 13F portfolio, value $343,294,755.

    13F-HR 0001037389-26-000059 filed by RENAISSANCE TECHNOLOGIES LLC
    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 1,146,133 shares
    Change vs previous 13F +153,600 shares

    0.48% of the 13F portfolio, value $310,017,515.

    13F-HR 0001037389-26-000033 filed by RENAISSANCE TECHNOLOGIES LLC
    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 992,533 shares
    Change vs previous 13F -156,229 shares

    0.27% of the 13F portfolio, value $170,983,660.

    13F-HR 0001037389-26-000023 filed by RENAISSANCE TECHNOLOGIES LLC
    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 1,148,762 shares
    Change vs previous 13F +946,929 shares

    0.18% of the 13F portfolio, value $137,920,366.

    13F-HR 0001037389-25-000064 filed by RENAISSANCE TECHNOLOGIES LLC
    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 201,833 shares
    Change vs previous 13F +131,900 shares

    0.02% of the 13F portfolio, value $12,915,294.

    13F-HR 0001037389-25-000034 filed by RENAISSANCE TECHNOLOGIES LLC
    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 69,933 shares
    Change vs previous 13F -842,200 shares

    <0.01% of the 13F portfolio, value $2,827,391.

    13F-HR 0001037389-25-000023 filed by RENAISSANCE TECHNOLOGIES LLC
    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 912,133 shares
    Change vs previous 13F -306,100 shares

    0.08% of the 13F portfolio, value $54,390,491.

    13F-HR 0001037389-25-000009 filed by RENAISSANCE TECHNOLOGIES LLC
    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 1,218,233 shares
    Change vs previous 13F not available

    0.13% of the 13F portfolio, value $83,193,132.

    13F-HR 0001037389-24-000091 filed by RENAISSANCE TECHNOLOGIES LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).