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Disclosery

Artisan Partners Limited Partnership: MPWR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Artisan Partners Limited Partnership on MPWR, newest first. How the timeline and the estimate are built.

Artisan Partners Limited Partnership held 130,154 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 130,154 shares
    Change vs previous 13F -20,719 shares

    0.29% of the 13F portfolio, value $179,919,848.

    13F-HR 0001193125-26-349319 filed by Artisan Partners Limited Partnership
    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 150,873 shares
    Change vs previous 13F -2,989 shares

    0.27% of the 13F portfolio, value $164,957,133.

    13F-HR 0001193125-26-220594 filed by Artisan Partners Limited Partnership
    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 153,862 shares
    Change vs previous 13F -38,887 shares

    0.21% of the 13F portfolio, value $139,454,448.

    13F-HR 0001193125-26-052992 filed by Artisan Partners Limited Partnership
    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 192,749 shares
    Change vs previous 13F -14,898 shares

    0.26% of the 13F portfolio, value $177,452,439.

    13F-HR 0001193125-25-275718 filed by Artisan Partners Limited Partnership
    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 207,647 shares
    Change vs previous 13F -134,207 shares

    0.23% of the 13F portfolio, value $151,868,863.

    13F-HR 0000950123-25-007551 filed by Artisan Partners Limited Partnership
    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 341,854 shares
    Change vs previous 13F -16,923 shares

    0.32% of the 13F portfolio, value $198,268,483.

    13F-HR 0000950123-25-005057 filed by Artisan Partners Limited Partnership
    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 358,777 shares
    Change vs previous 13F +101,156 shares

    0.33% of the 13F portfolio, value $212,288,351.

    13F-HR 0000950123-25-001671 filed by Artisan Partners Limited Partnership
    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 257,621 shares
    Change vs previous 13F not available

    0.36% of the 13F portfolio, value $238,170,615.

    13F-HR 0000950123-24-010870 filed by Artisan Partners Limited Partnership
    Filed (acceptance time not in the bulk data set), ingested

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