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Disclosery

MARSHALL WACE, LLP: AMTX position timeline

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

MARSHALL WACE, LLP held 298,800 AMTX 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 298,800 shares
    Change vs previous 13F -580,883 shares

    <0.01% of the 13F portfolio, value $490,034.

    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 879,683 shares
    Change vs previous 13F +319,929 shares

    <0.01% of the 13F portfolio, value $2,806,190.

    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 559,754 shares
    Change vs previous 13F +415,978 shares

    <0.01% of the 13F portfolio, value $778,058.

    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 143,776 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $323,496.

    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).