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MAINSTAY CAPITAL MANAGEMENT LLC /ADV: MPWR position timeline

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

MAINSTAY CAPITAL MANAGEMENT LLC /ADV held 427 MPWR shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 427 shares
    Change vs previous 13F -16 shares

    0.04% of the 13F portfolio, value $590,268.

    13F-HR 0001127612-26-000005 filed by MAINSTAY CAPITAL MANAGEMENT LLC /ADV
    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 443 shares
    Change vs previous 13F -7 shares

    0.04% of the 13F portfolio, value $484,354.

    13F-HR 0001127612-26-000003 filed by MAINSTAY CAPITAL MANAGEMENT LLC /ADV
    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 450 shares
    Change vs previous 13F +14 shares

    0.03% of the 13F portfolio, value $407,863.

    13F-HR 0001127612-26-000002 filed by MAINSTAY CAPITAL MANAGEMENT LLC /ADV
    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 436 shares
    Change vs previous 13F -358 shares

    0.04% of the 13F portfolio, value $401,399.

    13F-HR 0001127612-25-000003 filed by MAINSTAY CAPITAL MANAGEMENT LLC /ADV
    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 794 shares
    Change vs previous 13F +422 shares

    0.03% of the 13F portfolio, value $580,716.

    13F-HR 0001085146-25-004134 filed by MAINSTAY CAPITAL MANAGEMENT LLC /ADV
    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 372 shares
    Change vs previous 13F +10 shares

    0.03% of the 13F portfolio, value $215,752.

    13F-HR 0001085146-25-002600 filed by MAINSTAY CAPITAL MANAGEMENT LLC /ADV
    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 362 shares
    Change vs previous 13F +5 shares

    0.03% of the 13F portfolio, value $214,196.

    13F-HR 0001085146-25-000746 filed by MAINSTAY CAPITAL MANAGEMENT LLC /ADV
    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 357 shares
    Change vs previous 13F not available

    0.06% of the 13F portfolio, value $330,047.

    13F-HR 0001085146-24-005075 filed by MAINSTAY CAPITAL MANAGEMENT LLC /ADV
    Filed (acceptance time not in the bulk data set), ingested

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