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MORGAN DEMPSEY CAPITAL MANAGEMENT LLC: AMSC position timeline

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

MORGAN DEMPSEY CAPITAL MANAGEMENT LLC held 8,819 AMSC shares at 2026-06-30 per its 13F-HR filed 2026-08-03.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 8,819 shares
    Change vs previous 13F +309 shares

    0.16% of the 13F portfolio, value $366,092.

    13F-HR 0001941040-26-000498 filed by MORGAN DEMPSEY CAPITAL MANAGEMENT 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 8,510 shares
    Change vs previous 13F not available

    0.13% of the 13F portfolio, value $288,048.

    13F-HR 0001941040-26-000296 filed by MORGAN DEMPSEY CAPITAL MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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