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DARK FOREST CAPITAL MANAGEMENT LP: AMSC position timeline

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

DARK FOREST CAPITAL MANAGEMENT LP held 11,422 AMSC shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 11,422 shares
    Change vs previous 13F -8,854 shares

    0.03% of the 13F portfolio, value $474,127.

    13F-HR 0002073679-26-000088 filed by DARK FOREST CAPITAL MANAGEMENT LP
    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 20,276 shares
    Change vs previous 13F +20,276 shares

    0.06% of the 13F portfolio, value $686,343.

    13F-HR 0002073679-26-000055 filed by DARK FOREST CAPITAL MANAGEMENT LP
    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 0 shares
    Change vs previous 13F -23,858 shares

    13F-HR 0001853322-26-000001 filed by DARK FOREST CAPITAL MANAGEMENT LP
    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.

  4. period ended2025-09-30
    13F/A 23,858 shares
    Change vs previous 13F -10,889 shares

    0.05% of the 13F portfolio, value $1,416,927.

    13F-HR/A 0001853322-25-000011 filed by DARK FOREST CAPITAL MANAGEMENT LP
    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 34,747 shares
    Change vs previous 13F -31,776 shares

    0.05% of the 13F portfolio, value $1,274,867.

    13F-HR 0001853322-25-000007 filed by DARK FOREST CAPITAL MANAGEMENT LP
    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 66,523 shares
    Change vs previous 13F +66,523 shares

    0.06% of the 13F portfolio, value $1,206,727.

    13F-HR 0001853322-25-000005 filed by DARK FOREST CAPITAL MANAGEMENT LP
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-12-31
    13F 0 shares
    Change vs previous 13F -8,772 shares

    13F-HR 0001853322-25-000003 filed by DARK FOREST CAPITAL MANAGEMENT LP
    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.

  8. period ended2024-09-30
    13F 8,772 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $207,019.

    13F-HR 0001853322-24-000008 filed by DARK FOREST CAPITAL MANAGEMENT LP
    Filed (acceptance time not in the bulk data set), ingested

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