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MARSHALL WACE, LLP: AEP position timeline

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

MARSHALL WACE, LLP held 396,968 AEP 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 396,968 shares
    Change vs previous 13F +350,368 shares

    0.05% of the 13F portfolio, value $54,309,191.

    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 46,600 shares
    Change vs previous 13F -286,731 shares

    0.01% of the 13F portfolio, value $6,108,328.

    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 333,331 shares
    Change vs previous 13F -1,844,387 shares

    0.04% of the 13F portfolio, value $38,436,399.

    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 2,177,718 shares
    Change vs previous 13F +287,541 shares

    0.27% of the 13F portfolio, value $244,993,280.

    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 1,890,177 shares
    Change vs previous 13F -240,547 shares

    0.23% of the 13F portfolio, value $196,124,767.

    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 2,130,724 shares
    Change vs previous 13F +2,056,536 shares

    0.31% of the 13F portfolio, value $232,824,211.

    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 74,188 shares
    Change vs previous 13F -236,342 shares

    0.01% of the 13F portfolio, value $6,842,357.

    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 310,530 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $31,860,378.

    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).