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Disclosery

MARSHALL WACE, LLP: WST position timeline

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

MARSHALL WACE, LLP held 83,578 WST 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 83,578 shares
    Change vs previous 13F +82,005 shares

    0.03% of the 13F portfolio, value $30,004,502.

    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 1,573 shares
    Change vs previous 13F -34,052 shares

    <0.01% of the 13F portfolio, value $394,257.

    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 35,625 shares
    Change vs previous 13F +34,825 shares

    0.01% of the 13F portfolio, value $9,801,861.

    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 800 shares
    Change vs previous 13F -61,726 shares

    <0.01% of the 13F portfolio, value $209,864.

    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 62,526 shares
    Change vs previous 13F -103,573 shares

    0.02% of the 13F portfolio, value $13,680,688.

    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 166,099 shares
    Change vs previous 13F -61,166 shares

    0.05% of the 13F portfolio, value $37,186,245.

    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 227,265 shares
    Change vs previous 13F +99,006 shares

    0.09% of the 13F portfolio, value $74,442,923.

    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 128,259 shares
    Change vs previous 13F not available

    0.05% of the 13F portfolio, value $38,498,222.

    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).