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Disclosery

BROWN ADVISORY INC: MPWR position timeline

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

BROWN ADVISORY INC held 180,434 MPWR shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 180,434 shares
    Change vs previous 13F -199,463 shares

    0.39% of the 13F portfolio, value $249,450,930.

    13F-HR 0001345929-26-000038 filed by BROWN ADVISORY INC
    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 379,897 shares
    Change vs previous 13F -120,858 shares

    0.68% of the 13F portfolio, value $415,383,257.

    13F-HR 0001345929-26-000028 filed by BROWN ADVISORY INC
    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 500,755 shares
    Change vs previous 13F -229,364 shares

    0.63% of the 13F portfolio, value $453,887,111.

    13F-HR 0001345929-26-000018 filed by BROWN ADVISORY INC
    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 730,119 shares
    Change vs previous 13F -134,190 shares

    0.88% of the 13F portfolio, value $672,205,429.

    13F-HR 0001345929-25-000002 filed by BROWN ADVISORY INC
    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 864,309 shares
    Change vs previous 13F -69,316 shares

    0.83% of the 13F portfolio, value $632,161,933.

    13F-HR 0001085146-25-005034 filed by BROWN ADVISORY INC
    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 933,625 shares
    Change vs previous 13F -52,380 shares

    0.77% of the 13F portfolio, value $541,484,331.

    13F-HR 0001085146-25-002448 filed by BROWN ADVISORY INC
    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 986,005 shares
    Change vs previous 13F +5,274 shares

    0.74% of the 13F portfolio, value $583,419,964.

    13F-HR 0001085146-25-001491 filed by BROWN ADVISORY INC
    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 980,731 shares
    Change vs previous 13F not available

    1.14% of the 13F portfolio, value $906,686,686.

    13F-HR 0001085146-24-005669 filed by BROWN ADVISORY INC
    Filed (acceptance time not in the bulk data set), ingested

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