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

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

D. E. Shaw & Co., Inc. held 54,640 RIO 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 54,640 shares
    Change vs previous 13F +1,647 shares

    <0.01% of the 13F portfolio, value $5,186,975.

    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 52,993 shares
    Change vs previous 13F +38,983 shares

    <0.01% of the 13F portfolio, value $4,943,717.

    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 14,010 shares
    Change vs previous 13F -1,007,751 shares

    <0.01% of the 13F portfolio, value $1,121,220.

    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 1,021,761 shares
    Change vs previous 13F -66,018 shares

    0.05% of the 13F portfolio, value $67,446,444.

    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 1,087,779 shares
    Change vs previous 13F +527,466 shares

    0.06% of the 13F portfolio, value $63,450,149.

    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 560,313 shares
    Change vs previous 13F -97,606 shares

    0.04% of the 13F portfolio, value $33,663,605.

    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 657,919 shares
    Change vs previous 13F -504,127 shares

    0.04% of the 13F portfolio, value $38,692,217.

    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 1,162,046 shares
    Change vs previous 13F not available

    0.11% of the 13F portfolio, value $82,702,814.

    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).