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MARSHALL WACE, LLP: ACAD position timeline

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

MARSHALL WACE, LLP held 1,764,838 ACAD 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 1,764,838 shares
    Change vs previous 13F +1,688,651 shares

    0.04% of the 13F portfolio, value $44,650,402.

    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 76,187 shares
    Change vs previous 13F -417,192 shares

    <0.01% of the 13F portfolio, value $1,695,922.

    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 493,379 shares
    Change vs previous 13F -1,865,502 shares

    0.01% of the 13F portfolio, value $13,178,153.

    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 2,358,881 shares
    Change vs previous 13F +389,170 shares

    0.06% of the 13F portfolio, value $50,338,520.

    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 1,969,711 shares
    Change vs previous 13F +1,639,315 shares

    0.05% of the 13F portfolio, value $42,486,667.

    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 330,396 shares
    Change vs previous 13F -663,197 shares

    0.01% of the 13F portfolio, value $5,487,876.

    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 993,593 shares
    Change vs previous 13F -195,019 shares

    0.02% of the 13F portfolio, value $18,232,431.

    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 1,188,612 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $18,280,854.

    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).