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QUADRANT CAPITAL GROUP LLC: ATMU position timeline

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

QUADRANT CAPITAL GROUP LLC held 0 ATMU shares at 2026-03-31 per its 13F-HR/A filed 2026-05-13.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F/A 0 shares
    Change vs previous 13F -240 shares

    13F-HR/A 0001650717-26-000003 filed by QUADRANT CAPITAL GROUP 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 ended2025-12-31
    13F 240 shares
    Change vs previous 13F 0 shares

    <0.01% of the 13F portfolio, value $12,459.

    13F-HR 0001650717-26-000001 filed by QUADRANT CAPITAL GROUP LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-09-30
    13F 240 shares
    Change vs previous 13F +240 shares

    <0.01% of the 13F portfolio, value $10,822.

    13F-HR 0001650717-25-000006 filed by QUADRANT CAPITAL GROUP LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-06-30
    13F 0 shares
    Change vs previous 13F -264 shares

    13F-HR 0001085146-25-004949 filed by QUADRANT CAPITAL GROUP 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.

  5. period ended2025-03-31
    13F 264 shares
    Change vs previous 13F 0 shares

    <0.01% of the 13F portfolio, value $9,697.

    13F-HR 0001650717-25-000002 filed by QUADRANT CAPITAL GROUP LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-12-31
    13F 264 shares
    Change vs previous 13F 0 shares

    <0.01% of the 13F portfolio, value $10,344.

    13F-HR 0001650717-25-000001 filed by QUADRANT CAPITAL GROUP LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-09-30
    13F 264 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $9,908.

    13F-HR 0001650717-24-000007 filed by QUADRANT CAPITAL GROUP LLC
    Filed (acceptance time not in the bulk data set), ingested

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