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COMMONWEALTH EQUITY SERVICES, LLC: AMSC position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of COMMONWEALTH EQUITY SERVICES, LLC on AMSC, newest first. How the timeline and the estimate are built.

COMMONWEALTH EQUITY SERVICES, LLC held 15,044 AMSC shares at 2026-06-30 per its 13F-HR filed 2026-07-29.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 15,044 shares
    Change vs previous 13F +4,251 shares

    <0.01% of the 13F portfolio, value $624,480.

    13F-HR 0000312272-26-000020 filed by COMMONWEALTH EQUITY SERVICES, LLC
    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 10,793 shares
    Change vs previous 13F +696 shares

    <0.01% of the 13F portfolio, value $365,340.

    13F-HR 0000312272-26-000018 filed by COMMONWEALTH EQUITY SERVICES, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-12-31
    13F 10,097 shares
    Change vs previous 13F -3,808 shares

    <0.01% of the 13F portfolio, value $290,590.

    13F-HR 0000312272-26-000007 filed by COMMONWEALTH EQUITY SERVICES, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-09-30
    13F 13,905 shares
    Change vs previous 13F +131 shares

    <0.01% of the 13F portfolio, value $826,000.

    13F-HR 0000312272-25-000021 filed by COMMONWEALTH EQUITY SERVICES, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-06-30
    13F 13,774 shares
    Change vs previous 13F +13,774 shares

    <0.01% of the 13F portfolio, value $505,000.

    13F-HR 0000312272-25-000015 filed by COMMONWEALTH EQUITY SERVICES, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-03-31
    13F 0 shares
    Change vs previous 13F -11,855 shares

    13F-HR 0000312272-25-000010 filed by COMMONWEALTH EQUITY SERVICES, 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.

  7. period ended2024-12-31
    13F 11,855 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $292,000.

    13F-HR 0000312272-25-000002 filed by COMMONWEALTH EQUITY SERVICES, LLC
    Filed (acceptance time not in the bulk data set), ingested

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