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Disclosery

MARSHALL WACE, LLP: EXTR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of MARSHALL WACE, LLP on EXTR, newest first. How the timeline and the estimate are built.

MARSHALL WACE, LLP held 365,422 EXTR 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 365,422 shares
    Change vs previous 13F +83,437 shares

    0.01% of the 13F portfolio, value $11,828,709.

    13F-HR 0001318757-26-000010 filed by MARSHALL WACE, LLP
    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 281,985 shares
    Change vs previous 13F -127,172 shares

    <0.01% of the 13F portfolio, value $4,252,334.

    13F-HR 0001318757-26-000005 filed by MARSHALL WACE, LLP
    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 409,157 shares
    Change vs previous 13F +50,909 shares

    0.01% of the 13F portfolio, value $6,812,464.

    13F-HR 0001318757-26-000003 filed by MARSHALL WACE, LLP
    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 358,248 shares
    Change vs previous 13F -55,593 shares

    0.01% of the 13F portfolio, value $7,397,822.

    13F-HR 0001318757-25-000046 filed by MARSHALL WACE, LLP
    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 413,841 shares
    Change vs previous 13F +219,172 shares

    0.01% of the 13F portfolio, value $7,428,445.

    13F-HR 0001318757-25-000034 filed by MARSHALL WACE, LLP
    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 194,669 shares
    Change vs previous 13F +127,024 shares

    <0.01% of the 13F portfolio, value $2,575,471.

    13F-HR 0001318757-25-000023 filed by MARSHALL WACE, LLP
    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 67,645 shares
    Change vs previous 13F -164,660 shares

    <0.01% of the 13F portfolio, value $1,132,378.

    13F-HR 0002048047-25-000005 filed by MARSHALL WACE, LLP
    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 232,305 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $3,491,545.

    13F-HR 0001318757-24-000018 filed by MARSHALL WACE, LLP
    Filed (acceptance time not in the bulk data set), ingested

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