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Disclosery

MARSHALL WACE, LLP: ATMU position timeline

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

MARSHALL WACE, LLP held 806,251 ATMU 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 806,251 shares
    Change vs previous 13F +483,642 shares

    0.03% of the 13F portfolio, value $41,110,739.

    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 322,609 shares
    Change vs previous 13F -242,118 shares

    0.02% of the 13F portfolio, value $18,314,511.

    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 564,727 shares
    Change vs previous 13F +87,193 shares

    0.03% of the 13F portfolio, value $29,314,980.

    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 477,534 shares
    Change vs previous 13F -199,344 shares

    0.02% of the 13F portfolio, value $21,532,008.

    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 676,878 shares
    Change vs previous 13F +368,125 shares

    0.03% of the 13F portfolio, value $24,651,897.

    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 308,753 shares
    Change vs previous 13F +221,840 shares

    0.02% of the 13F portfolio, value $11,340,497.

    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 86,913 shares
    Change vs previous 13F +68,090 shares

    <0.01% of the 13F portfolio, value $3,405,251.

    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 18,823 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $706,427.

    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).