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Disclosery

UBS Group AG: AMPH position timeline

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

UBS Group AG held 437,172 AMPH 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 437,172 shares
    Change vs previous 13F -38,466 shares

    <0.01% of the 13F portfolio, value $8,822,132.

    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: 44,062 shares
    • UBS Group AG: 393,110 shares

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

  2. period ended2026-03-31
    13F 475,638 shares
    Change vs previous 13F +163,782 shares

    <0.01% of the 13F portfolio, value $9,317,749.

    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: 55,375 shares
    • UBS Group AG: 420,263 shares

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

  3. period ended2025-12-31
    13F 311,856 shares
    Change vs previous 13F -54,753 shares

    <0.01% of the 13F portfolio, value $8,351,504.

    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: 55,232 shares
    • UBS Group AG: 256,624 shares

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

  4. period ended2025-09-30
    13F 366,609 shares
    Change vs previous 13F +206,123 shares

    <0.01% of the 13F portfolio, value $9,770,130.

    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: 54,335 shares
    • UBS Group AG: 312,274 shares

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

  5. period ended2025-06-30
    13F 160,486 shares
    Change vs previous 13F -7,927 shares

    <0.01% of the 13F portfolio, value $3,684,759.

    13F-HR 0000950123-25-008300 filed by UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
    Filed (acceptance time not in the bulk data set), ingested

    • UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC: 93,652 shares
    • UBS Group AG: 66,834 shares

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

  6. period ended2025-03-31
    13F 168,413 shares
    Change vs previous 13F -68,560 shares

    <0.01% of the 13F portfolio, value $4,882,293.

    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: 79,089 shares
    • UBS Group AG: 89,324 shares

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

  7. period ended2024-12-31
    13F 236,973 shares
    Change vs previous 13F +59,496 shares

    <0.01% of the 13F portfolio, value $8,798,808.

    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: 83,231 shares
    • UBS Group AG: 153,742 shares

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

  8. period ended2024-09-30
    13F 177,477 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $8,612,957.

    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: 76,445 shares
    • UBS Group AG: 101,032 shares

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