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Disclosery

Quantum Private Wealth, LLC: AMSC position timeline

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

Quantum Private Wealth, LLC held 33,823 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 33,823 shares
    Change vs previous 13F +2,600 shares

    0.36% of the 13F portfolio, value $1,403,993.

    13F-HR 0001104659-26-088264 filed by Quantum Private Wealth, 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 31,223 shares
    Change vs previous 13F +2,000 shares

    0.33% of the 13F portfolio, value $1,056,899.

    13F-HR 0001104659-26-049289 filed by Quantum Private Wealth, 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 29,223 shares
    Change vs previous 13F 0 shares

    0.25% of the 13F portfolio, value $841,038.

    13F-HR 0001104659-26-011333 filed by Quantum Private Wealth, 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 29,223 shares
    Change vs previous 13F +1,800 shares

    0.51% of the 13F portfolio, value $1,735,554.

    13F-HR 0001104659-25-109035 filed by Quantum Private Wealth, 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 27,423 shares
    Change vs previous 13F 0 shares

    0.33% of the 13F portfolio, value $1,006,150.

    13F-HR 0001104659-25-076731 filed by Quantum Private Wealth, 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 27,423 shares
    Change vs previous 13F +16,000 shares

    0.19% of the 13F portfolio, value $497,453.

    13F-HR 0001172661-25-001753 filed by Quantum Private Wealth, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-12-31
    13F 11,423 shares
    Change vs previous 13F not available

    0.09% of the 13F portfolio, value $281,349.

    13F-HR 0001172661-25-000433 filed by Quantum Private Wealth, LLC
    Filed (acceptance time not in the bulk data set), ingested

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