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Disclosery

MARSHALL WACE, LLP: AM position timeline

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

MARSHALL WACE, LLP held 161,558 AM 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 161,558 shares
    Change vs previous 13F +143,033 shares

    <0.01% of the 13F portfolio, value $3,675,445.

    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 18,525 shares
    Change vs previous 13F -144,220 shares

    <0.01% of the 13F portfolio, value $422,370.

    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 162,745 shares
    Change vs previous 13F +148,517 shares

    <0.01% of the 13F portfolio, value $2,895,235.

    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 14,228 shares
    Change vs previous 13F -466,077 shares

    <0.01% of the 13F portfolio, value $276,592.

    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 480,305 shares
    Change vs previous 13F +246,170 shares

    0.01% of the 13F portfolio, value $9,101,781.

    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 234,135 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $4,214,430.

    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).