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

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

D. E. Shaw & Co., Inc. held 165,746 IOSP 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 165,746 shares
    Change vs previous 13F -121,048 shares

    0.01% of the 13F portfolio, value $13,490,067.

    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 286,794 shares
    Change vs previous 13F -23,133 shares

    0.02% of the 13F portfolio, value $20,941,698.

    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 309,927 shares
    Change vs previous 13F +36,022 shares

    0.02% of the 13F portfolio, value $23,721,812.

    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 273,905 shares
    Change vs previous 13F +102,167 shares

    0.02% of the 13F portfolio, value $21,134,510.

    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 171,738 shares
    Change vs previous 13F +72,662 shares

    0.01% of the 13F portfolio, value $14,441,449.

    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 99,076 shares
    Change vs previous 13F +61,044 shares

    0.01% of the 13F portfolio, value $9,387,451.

    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 38,032 shares
    Change vs previous 13F +24,863 shares

    <0.01% of the 13F portfolio, value $4,185,802.

    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 13,169 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $1,489,282.

    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).