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Disclosery

Empirical Financial Services, LLC d.b.a. Empirical Wealth Management: MPWR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Empirical Financial Services, LLC d.b.a. Empirical Wealth Management on MPWR, newest first. How the timeline and the estimate are built.

Empirical Financial Services, LLC d.b.a. Empirical Wealth Management held 5,110 MPWR shares at 2026-06-30 per its 13F-HR filed 2026-07-15.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 5,110 shares
    Change vs previous 13F -125 shares

    0.1% of the 13F portfolio, value $7,063,927.

    13F-HR 0001085146-26-000512 filed by Empirical Financial Services, LLC d.b.a. Empirical Wealth Management
    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 5,235 shares
    Change vs previous 13F +536 shares

    0.1% of the 13F portfolio, value $5,723,755.

    13F-HR 0001085146-26-000381 filed by Empirical Financial Services, LLC d.b.a. Empirical Wealth Management
    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 4,699 shares
    Change vs previous 13F +522 shares

    0.08% of the 13F portfolio, value $4,259,038.

    13F-HR 0001085146-26-000089 filed by Empirical Financial Services, LLC d.b.a. Empirical Wealth Management
    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 4,177 shares
    Change vs previous 13F not available

    0.08% of the 13F portfolio, value $3,845,566.

    13F-HR 0001085146-25-005977 filed by Empirical Financial Services, LLC d.b.a. Empirical Wealth Management
    Filed (acceptance time not in the bulk data set), ingested

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