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Disclosery

THOMPSON SIEGEL & WALMSLEY LLC: ATMU position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of THOMPSON SIEGEL & WALMSLEY LLC on ATMU, newest first. How the timeline and the estimate are built.

THOMPSON SIEGEL & WALMSLEY LLC held 0 ATMU shares at 2025-06-30 per its 13F-HR filed 2025-08-06.

the latest 13F is the newest step

  1. period ended2025-06-30
    13F 0 shares
    Change vs previous 13F -84,814 shares

    13F-HR 0001008322-25-000011 filed by THOMPSON SIEGEL & WALMSLEY LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-03-31
    13F 84,814 shares
    Change vs previous 13F -111,072 shares

    0.05% of the 13F portfolio, value $3,115,000.

    13F-HR 0001008322-25-000008 filed by THOMPSON SIEGEL & WALMSLEY LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2024-12-31
    13F 195,886 shares
    Change vs previous 13F -25,078 shares

    0.12% of the 13F portfolio, value $7,675,000.

    13F-HR 0001008322-25-000003 filed by THOMPSON SIEGEL & WALMSLEY LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2024-09-30
    13F 220,964 shares
    Change vs previous 13F not available

    0.12% of the 13F portfolio, value $8,293,000.

    13F-HR 0001008322-24-000016 filed by THOMPSON SIEGEL & WALMSLEY LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).