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Disclosery

Swiss National Bank: MPWR position timeline

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

Swiss National Bank held 131,610 MPWR shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 131,610 shares
    Change vs previous 13F -8,930 shares

    0.1% of the 13F portfolio, value $181,932,400.

    13F-HR 0001582202-26-000007 filed by Swiss National Bank
    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 140,540 shares
    Change vs previous 13F +9,280 shares

    0.09% of the 13F portfolio, value $153,659,409.

    13F-HR 0001582202-26-000004 filed by Swiss National Bank
    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 131,260 shares
    Change vs previous 13F -6,840 shares

    0.07% of the 13F portfolio, value $118,968,814.

    13F-HR 0001582202-26-000002 filed by Swiss National Bank
    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 138,100 shares
    Change vs previous 13F -6,800 shares

    0.07% of the 13F portfolio, value $127,140,384.

    13F-HR 0001582202-25-000011 filed by Swiss National Bank
    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 144,900 shares
    Change vs previous 13F +7,300 shares

    0.06% of the 13F portfolio, value $105,976,962.

    13F-HR 0001582202-25-000007 filed by Swiss National Bank
    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 137,600 shares
    Change vs previous 13F -100 shares

    0.06% of the 13F portfolio, value $79,805,248.

    13F-HR 0001582202-25-000004 filed by Swiss National Bank
    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 137,700 shares
    Change vs previous 13F -6,800 shares

    0.05% of the 13F portfolio, value $81,477,090.

    13F-HR 0001582202-25-000002 filed by Swiss National Bank
    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 144,500 shares
    Change vs previous 13F not available

    0.09% of the 13F portfolio, value $133,590,250.

    13F-HR 0001582202-24-000011 filed by Swiss National Bank
    Filed (acceptance time not in the bulk data set), ingested

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