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Polymer Capital Management (HK) LTD: MPWR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Polymer Capital Management (HK) LTD on MPWR, newest first. How the timeline and the estimate are built.

Polymer Capital Management (HK) LTD held 2,720 MPWR shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 2,720 shares
    Change vs previous 13F +510 shares

    0.38% of the 13F portfolio, value $3,760,019.

    13F-HR 0001970465-26-000006 filed by Polymer Capital Management (HK) LTD
    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 2,210 shares
    Change vs previous 13F -1,012 shares

    0.34% of the 13F portfolio, value $2,416,304.

    13F-HR 0001970465-26-000004 filed by Polymer Capital Management (HK) LTD
    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 3,222 shares
    Change vs previous 13F +3,222 shares

    0.45% of the 13F portfolio, value $2,920,292.

    13F-HR 0001970465-26-000002 filed by Polymer Capital Management (HK) LTD
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-06-30
    13F 0 shares
    Change vs previous 13F -1,426 shares

    13F-HR 0001970465-25-000008 filed by Polymer Capital Management (HK) LTD
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  5. period ended2025-03-31
    13F 1,426 shares
    Change vs previous 13F -2,674 shares

    0.14% of the 13F portfolio, value $827,051.

    13F-HR 0001970465-25-000006 filed by Polymer Capital Management (HK) LTD
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-12-31
    13F 4,100 shares
    Change vs previous 13F +3,450 shares

    0.43% of the 13F portfolio, value $2,425,970.

    13F-HR 0001970465-25-000004 filed by Polymer Capital Management (HK) LTD
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-09-30
    13F 650 shares
    Change vs previous 13F not available

    0.14% of the 13F portfolio, value $600,925.

    13F-HR 0001970465-24-000007 filed by Polymer Capital Management (HK) LTD
    Filed (acceptance time not in the bulk data set), ingested

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