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GATEWAY INVESTMENT ADVISERS LLC: AMX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GATEWAY INVESTMENT ADVISERS LLC on AMX, newest first. How the timeline and the estimate are built.

GATEWAY INVESTMENT ADVISERS LLC held 0 AMX shares at 2026-09-30 per its 13F-HR filed 2026-10-13.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 0 shares
    Change vs previous 13F -12,494 shares

    13F-HR 0001114618-26-000006 filed by GATEWAY INVESTMENT ADVISERS LLC
    Accepted , ingested

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

  2. period ended2026-06-30
    13F 12,494 shares
    Change vs previous 13F +234 shares

    <0.01% of the 13F portfolio, value $324,719.

    13F-HR 0001114618-26-000003 filed by GATEWAY INVESTMENT ADVISERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2026-03-31
    13F 12,260 shares
    Change vs previous 13F +148 shares

    <0.01% of the 13F portfolio, value $312,385.

    13F-HR 0001114618-26-000002 filed by GATEWAY INVESTMENT ADVISERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-12-31
    13F 12,112 shares
    Change vs previous 13F 0 shares

    <0.01% of the 13F portfolio, value $250,355.

    13F-HR 0001114618-26-000001 filed by GATEWAY INVESTMENT ADVISERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-09-30
    13F 12,112 shares
    Change vs previous 13F 0 shares

    <0.01% of the 13F portfolio, value $254,352.

    13F-HR 0001114618-25-000004 filed by GATEWAY INVESTMENT ADVISERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-06-30
    13F 12,112 shares
    Change vs previous 13F 0 shares

    <0.01% of the 13F portfolio, value $217,289.

    13F-HR 0001085146-25-003612 filed by GATEWAY INVESTMENT ADVISERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2025-03-31
    13F 12,112 shares
    Change vs previous 13F -723 shares

    <0.01% of the 13F portfolio, value $172,233.

    13F-HR 0001085146-25-002069 filed by GATEWAY INVESTMENT ADVISERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-12-31
    13F 12,835 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $183,669.

    13F-HR 0001085146-25-000192 filed by GATEWAY INVESTMENT ADVISERS LLC
    Filed (acceptance time not in the bulk data set), ingested

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