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Disclosery

D. E. Shaw & Co., Inc.: WDC position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of D. E. Shaw & Co., Inc. on WDC, newest first. How the timeline and the estimate are built.

D. E. Shaw & Co., Inc. held 1,901,787 WDC shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,901,787 shares
    Change vs previous 13F -786,443 shares

    0.75% of the 13F portfolio, value $1,214,709,393.

    13F-HR 0001104659-26-097217 filed by D. E. Shaw & Co., 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 2,688,230 shares
    Change vs previous 13F -3,013,088 shares

    0.57% of the 13F portfolio, value $727,139,332.

    13F-HR 0001104659-26-062472 filed by D. E. Shaw & Co., 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 5,701,318 shares
    Change vs previous 13F -3,923,998 shares

    0.75% of the 13F portfolio, value $982,166,052.

    13F-HR 0001104659-26-016332 filed by D. E. Shaw & Co., 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 9,625,316 shares
    Change vs previous 13F +6,718,155 shares

    0.93% of the 13F portfolio, value $1,155,615,439.

    13F-HR 0001104659-25-112505 filed by D. E. Shaw & Co., 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 2,907,161 shares
    Change vs previous 13F +2,877,858 shares

    0.19% of the 13F portfolio, value $186,029,232.

    13F-HR 0001104659-25-078542 filed by D. E. Shaw & Co., 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 29,303 shares
    Change vs previous 13F -355,623 shares

    <0.01% of the 13F portfolio, value $1,184,721.

    13F-HR 0001104659-25-049422 filed by D. E. Shaw & Co., 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 384,926 shares
    Change vs previous 13F -248,887 shares

    0.03% of the 13F portfolio, value $22,953,137.

    13F-HR 0001104659-25-014028 filed by D. E. Shaw & Co., 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 633,813 shares
    Change vs previous 13F not available

    0.06% of the 13F portfolio, value $43,283,089.

    13F-HR 0001104659-24-119021 filed by D. E. Shaw & Co., Inc.
    Filed (acceptance time not in the bulk data set), ingested

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