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Polar Capital Holdings Plc: MTSI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Polar Capital Holdings Plc on MTSI, newest first. How the timeline and the estimate are built.

Polar Capital Holdings Plc held 750,517 MTSI 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 750,517 shares
    Change vs previous 13F -180,261 shares

    0.81% of the 13F portfolio, value $285,474,151.

    13F-HR 0001172661-26-003663 filed by Polar Capital Holdings Plc
    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 930,778 shares
    Change vs previous 13F +930,778 shares

    0.9% of the 13F portfolio, value $206,697,870.

    13F-HR 0001172661-26-002147 filed by Polar Capital Holdings Plc
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-09-30
    13F 0 shares
    Change vs previous 13F -930,551 shares

    13F-HR 0001172661-25-004921 filed by Polar Capital Holdings Plc
    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.

  4. period ended2025-06-30
    13F 930,551 shares
    Change vs previous 13F +148,179 shares

    0.7% of the 13F portfolio, value $133,338,653.

    13F-HR 0001172661-25-003304 filed by Polar Capital Holdings Plc
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-03-31
    13F 782,372 shares
    Change vs previous 13F -288,699 shares

    0.48% of the 13F portfolio, value $78,534,501.

    13F-HR 0001172661-25-002011 filed by Polar Capital Holdings Plc
    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 1,071,071 shares
    Change vs previous 13F -25,921 shares

    0.78% of the 13F portfolio, value $139,142,834.

    13F-HR 0001172661-25-000891 filed by Polar Capital Holdings Plc
    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 1,096,992 shares
    Change vs previous 13F not available

    0.58% of the 13F portfolio, value $122,051,330.

    13F-HR 0001172661-24-004785 filed by Polar Capital Holdings Plc
    Filed (acceptance time not in the bulk data set), ingested

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