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Disclosery

Empirical Finance, LLC: MPWR position timeline

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

Empirical Finance, LLC held 1,319 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 1,319 shares
    Change vs previous 13F +63 shares

    0.08% of the 13F portfolio, value $1,823,333.

    13F-HR 0001572838-26-000007 filed by Empirical Finance, LLC
    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/A 1,256 shares
    Change vs previous 13F +1 shares

    0.06% of the 13F portfolio, value $1,373,248.

    13F-HR/A 0001572838-26-000006 filed by Empirical Finance, LLC
    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 1,255 shares
    Change vs previous 13F -152 shares

    0.05% of the 13F portfolio, value $1,137,482.

    13F-HR 0001572838-26-000004 filed by Empirical Finance, LLC
    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 1,407 shares
    Change vs previous 13F +16 shares

    0.06% of the 13F portfolio, value $1,295,340.

    13F-HR 0001572838-25-000012 filed by Empirical Finance, LLC
    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 1,391 shares
    Change vs previous 13F +112 shares

    0.05% of the 13F portfolio, value $1,017,350.

    13F-HR 0001592828-25-000010 filed by Empirical Finance, LLC
    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 1,279 shares
    Change vs previous 13F +49 shares

    0.04% of the 13F portfolio, value $741,794.

    13F-HR 0001572838-25-000006 filed by Empirical Finance, LLC
    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 1,230 shares
    Change vs previous 13F +1 shares

    0.04% of the 13F portfolio, value $727,791.

    13F-HR 0001592828-25-000002 filed by Empirical Finance, LLC
    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 1,229 shares
    Change vs previous 13F not available

    0.07% of the 13F portfolio, value $1,136,211.

    13F-HR 0001572838-24-000014 filed by Empirical Finance, LLC
    Filed (acceptance time not in the bulk data set), ingested

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