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

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

D. E. Shaw & Co., Inc. held 144,807 ZYME 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 144,807 shares
    Change vs previous 13F -90,814 shares

    <0.01% of the 13F portfolio, value $3,785,255.

    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 235,621 shares
    Change vs previous 13F +11,835 shares

    <0.01% of the 13F portfolio, value $5,899,950.

    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 223,786 shares
    Change vs previous 13F +96,863 shares

    <0.01% of the 13F portfolio, value $5,892,285.

    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 126,923 shares
    Change vs previous 13F -128,368 shares

    <0.01% of the 13F portfolio, value $2,167,845.

    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 255,291 shares
    Change vs previous 13F +192,192 shares

    <0.01% of the 13F portfolio, value $3,203,902.

    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 63,099 shares
    Change vs previous 13F +42,259 shares

    <0.01% of the 13F portfolio, value $751,509.

    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 20,840 shares
    Change vs previous 13F -942 shares

    <0.01% of the 13F portfolio, value $305,098.

    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 21,782 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $273,364.

    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).