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Disclosery

Hood River Capital Management LLC: AMSC position timeline

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

Hood River Capital Management LLC held 0 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 0 shares
    Change vs previous 13F -398,711 shares

    13F-HR 0001214659-26-010150 filed by Hood River Capital Management 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.

  2. period ended2026-03-31
    13F 398,711 shares
    Change vs previous 13F +398,711 shares

    0.14% of the 13F portfolio, value $13,496,367.

    13F-HR 0001214659-26-006258 filed by Hood River Capital Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-09-30
    13F 0 shares
    Change vs previous 13F -1,168,906 shares

    13F-HR 0001214659-25-016490 filed by Hood River Capital Management 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.

  4. period ended2025-06-30
    13F 1,168,906 shares
    Change vs previous 13F -70,190 shares

    0.6% of the 13F portfolio, value $42,887,161.

    13F-HR 0001214659-25-012024 filed by Hood River Capital Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-03-31
    13F 1,239,096 shares
    Change vs previous 13F +2,950 shares

    0.38% of the 13F portfolio, value $22,477,201.

    13F-HR 0001214659-25-007676 filed by Hood River Capital Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-12-31
    13F 1,236,146 shares
    Change vs previous 13F -195,794 shares

    0.45% of the 13F portfolio, value $30,446,276.

    13F-HR 0001214659-25-002649 filed by Hood River Capital Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-09-30
    13F 1,431,940 shares
    Change vs previous 13F not available

    0.55% of the 13F portfolio, value $33,793,784.

    13F-HR 0001214659-24-018932 filed by Hood River Capital Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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