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Disclosery

COMERICA BANK: AMSC position timeline

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

COMERICA BANK held 0 AMSC shares at 2025-12-31 per its 13F-HR filed 2026-01-29.

the latest 13F is the newest step

  1. period ended2025-12-31
    13F 0 shares
    Change vs previous 13F -18,808 shares

    13F-HR 0001193125-26-029568 filed by COMERICA BANK
    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 ended2025-09-30
    13F 18,808 shares
    Change vs previous 13F +13,147 shares

    <0.01% of the 13F portfolio, value $1,117,003.

    13F-HR 0001193125-25-280760 filed by COMERICA BANK
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-06-30
    13F 5,661 shares
    Change vs previous 13F +5,406 shares

    <0.01% of the 13F portfolio, value $207,702.

    13F-HR 0000950123-25-007878 filed by COMERICA BANK
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-03-31
    13F 255 shares
    Change vs previous 13F +33 shares

    <0.01% of the 13F portfolio, value $4,626.

    13F-HR 0000950123-25-005245 filed by COMERICA BANK
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2024-12-31
    13F/A 222 shares
    Change vs previous 13F +37 shares

    <0.01% of the 13F portfolio, value $5,468.

    13F-HR/A 0000950123-25-002827 filed by COMERICA BANK
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-09-30
    13F 185 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $4,366.

    13F-HR 0000950123-24-011843 filed by COMERICA BANK
    Filed (acceptance time not in the bulk data set), ingested

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