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Disclosery

UBS Group AG: AMSC position timeline

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

UBS Group AG held 1,520,357 AMSC shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,520,357 shares
    Change vs previous 13F +832,150 shares

    0.01% of the 13F portfolio, value $63,110,018.

    13F-HR 0001610520-26-000103 filed by UBS Group AG
    Filed (acceptance time not in the bulk data set), ingested

    • UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC: 91,267 shares
    • UBS Group AG: 1,429,090 shares

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

  2. period ended2026-03-31
    13F 688,207 shares
    Change vs previous 13F -133,563 shares

    <0.01% of the 13F portfolio, value $23,295,809.

    13F-HR 0001610520-26-000057 filed by UBS Group AG
    Filed (acceptance time not in the bulk data set), ingested

    • UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC: 88,386 shares
    • UBS Group AG: 599,821 shares

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

  3. period ended2025-12-31
    13F 821,770 shares
    Change vs previous 13F +545,399 shares

    <0.01% of the 13F portfolio, value $23,650,541.

    13F-HR 0001610520-26-000004 filed by UBS Group AG
    Filed (acceptance time not in the bulk data set), ingested

    • UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC: 77,207 shares
    • UBS Group AG: 744,563 shares

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

  4. period ended2025-09-30
    13F 276,371 shares
    Change vs previous 13F -56,264 shares

    <0.01% of the 13F portfolio, value $16,413,673.

    13F-HR 0001193125-25-279802 filed by UBS Group AG
    Filed (acceptance time not in the bulk data set), ingested

    • UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC: 82,637 shares
    • UBS Group AG: 193,734 shares

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

  5. period ended2025-06-30
    13F 332,635 shares
    Change vs previous 13F +85,861 shares

    <0.01% of the 13F portfolio, value $12,204,378.

    13F-HR 0000950123-25-008111 filed by UBS Group AG
    Filed (acceptance time not in the bulk data set), ingested

    • UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC: 134,234 shares
    • UBS Group AG: 198,401 shares

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

  6. period ended2025-03-31
    13F 246,774 shares
    Change vs previous 13F -252,377 shares

    <0.01% of the 13F portfolio, value $4,476,481.

    13F-HR 0000950123-25-004922 filed by UBS Group AG
    Filed (acceptance time not in the bulk data set), ingested

    • UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC: 71,562 shares
    • UBS Group AG: 175,212 shares

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

  7. period ended2024-12-31
    13F 499,151 shares
    Change vs previous 13F +377,992 shares

    <0.01% of the 13F portfolio, value $12,294,088.

    13F-HR 0000950123-25-002409 filed by UBS Group AG
    Filed (acceptance time not in the bulk data set), ingested

    • UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC: 73,274 shares
    • UBS Group AG: 425,877 shares

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

  8. period ended2024-09-30
    13F 121,159 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $2,859,352.

    13F-HR 0000950123-24-011557 filed by UBS Group AG
    Filed (acceptance time not in the bulk data set), ingested

    • UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC: 60,332 shares
    • UBS Group AG: 60,827 shares

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