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Disclosery

JPMORGAN CHASE & CO: AMSC position timeline

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

JPMORGAN CHASE & CO held 149,502 AMSC shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 149,502 shares
    Change vs previous 13F +12,657 shares

    <0.01% of the 13F portfolio, value $6,040,140.

    13F-HR 0000019617-26-000325 filed by JPMORGAN CHASE & CO
    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/A 136,845 shares
    Change vs previous 13F +13,742 shares

    <0.01% of the 13F portfolio, value $4,407,777.

    13F-HR/A 0000019617-26-000225 filed by JPMORGAN CHASE & CO
    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 123,103 shares
    Change vs previous 13F +8,215 shares

    <0.01% of the 13F portfolio, value $3,542,903.

    13F-HR 0000019617-26-000083 filed by JPMORGAN CHASE & CO
    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/A 114,888 shares
    Change vs previous 13F +59,251 shares

    <0.01% of the 13F portfolio, value $6,823,198.

    13F-HR/A 0000019617-25-001093 filed by JPMORGAN CHASE & CO
    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 55,637 shares
    Change vs previous 13F -2,810 shares

    <0.01% of the 13F portfolio, value $2,041,322.

    13F-HR 0000919185-25-000009 filed by JPMORGAN CHASE & CO
    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 58,447 shares
    Change vs previous 13F +8,435 shares

    <0.01% of the 13F portfolio, value $1,060,229.

    13F-HR 0000019617-25-000443 filed by JPMORGAN CHASE & CO
    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 50,012 shares
    Change vs previous 13F +3,295 shares

    <0.01% of the 13F portfolio, value $1,231,796.

    13F-HR 0000019617-25-000217 filed by JPMORGAN CHASE & CO
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F/A 46,717 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $1,102,521.

    13F-HR/A 0000019617-24-000675 filed by JPMORGAN CHASE & CO
    Filed (acceptance time not in the bulk data set), ingested

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