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Disclosery

RHUMBLINE ADVISERS: MPWR position timeline

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

RHUMBLINE ADVISERS held 94,367 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 94,367 shares
    Change vs previous 13F -7,743 shares

    0.1% of the 13F portfolio, value $130,449,038.

    13F-HR 0001115418-26-000005 filed by RHUMBLINE ADVISERS
    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 102,110 shares
    Change vs previous 13F -2,136 shares

    0.1% of the 13F portfolio, value $111,641,850.

    13F-HR 0001115418-26-000003 filed by RHUMBLINE ADVISERS
    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 104,246 shares
    Change vs previous 13F -3,182 shares

    0.08% of the 13F portfolio, value $94,484,288.

    13F-HR 0001115418-26-000002 filed by RHUMBLINE ADVISERS
    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 107,428 shares
    Change vs previous 13F -9,666 shares

    0.08% of the 13F portfolio, value $98,902,384.

    13F-HR 0001115418-25-000021 filed by RHUMBLINE ADVISERS
    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 117,094 shares
    Change vs previous 13F +627 shares

    0.07% of the 13F portfolio, value $85,640,089.

    13F-HR 0001115418-25-000017 filed by RHUMBLINE ADVISERS
    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/A 116,467 shares
    Change vs previous 13F +8,693 shares

    0.06% of the 13F portfolio, value $67,548,390.

    13F-HR/A 0001115418-25-000005 filed by RHUMBLINE ADVISERS
    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/A 107,774 shares
    Change vs previous 13F -1,896 shares

    0.06% of the 13F portfolio, value $63,769,772.

    13F-HR/A 0001115418-25-000006 filed by RHUMBLINE ADVISERS
    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 109,670 shares
    Change vs previous 13F not available

    0.09% of the 13F portfolio, value $101,389,859.

    13F-HR 0001115418-24-000011 filed by RHUMBLINE ADVISERS
    Filed (acceptance time not in the bulk data set), ingested

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