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Disclosery

UBS Group AG: MPWR position timeline

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

UBS Group AG held 741,847 MPWR 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 741,847 shares
    Change vs previous 13F -100,771 shares

    0.09% of the 13F portfolio, value $1,025,499,617.

    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: 292,368 shares
    • UBS Group AG: 449,479 shares

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

  2. period ended2026-03-31
    13F 842,618 shares
    Change vs previous 13F +84,836 shares

    0.09% of the 13F portfolio, value $921,276,389.

    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: 302,205 shares
    • UBS Group AG: 540,413 shares

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

  3. period ended2025-12-31
    13F 757,782 shares
    Change vs previous 13F -86,459 shares

    0.07% of the 13F portfolio, value $686,823,292.

    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: 318,797 shares
    • UBS Group AG: 438,985 shares

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

  4. period ended2025-09-30
    13F 844,241 shares
    Change vs previous 13F +18,412 shares

    0.08% of the 13F portfolio, value $777,242,034.

    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: 315,922 shares
    • UBS Group AG: 528,319 shares

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

  5. period ended2025-06-30
    13F 825,829 shares
    Change vs previous 13F +174,448 shares

    0.06% of the 13F portfolio, value $603,994,813.

    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: 323,293 shares
    • UBS Group AG: 502,536 shares

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

  6. period ended2025-03-31
    13F 651,381 shares
    Change vs previous 13F -38,841 shares

    0.04% of the 13F portfolio, value $377,787,951.

    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: 294,091 shares
    • UBS Group AG: 357,290 shares

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

  7. period ended2024-12-31
    13F 690,222 shares
    Change vs previous 13F +245,749 shares

    0.05% of the 13F portfolio, value $408,404,360.

    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: 279,650 shares
    • UBS Group AG: 410,572 shares

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

  8. period ended2024-09-30
    13F 444,473 shares
    Change vs previous 13F not available

    0.06% of the 13F portfolio, value $410,915,295.

    13F-HR 0000950123-24-011473 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: 232,051 shares
    • UBS Group AG: 212,422 shares

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