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WELLINGTON MANAGEMENT GROUP LLP: MTSI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of WELLINGTON MANAGEMENT GROUP LLP on MTSI, newest first. How the timeline and the estimate are built.

WELLINGTON MANAGEMENT GROUP LLP held 1,205,711 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 1,205,711 shares
    Change vs previous 13F -342,324 shares

    0.08% of the 13F portfolio, value $458,616,294.

    13F-HR 0000902219-26-000311 filed by WELLINGTON MANAGEMENT GROUP LLP
    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 1,548,035 shares
    Change vs previous 13F +532,466 shares

    0.06% of the 13F portfolio, value $343,772,131.

    13F-HR 0000902219-26-000209 filed by WELLINGTON MANAGEMENT GROUP LLP
    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 1,015,569 shares
    Change vs previous 13F +29,131 shares

    0.03% of the 13F portfolio, value $173,946,658.

    13F-HR 0000902219-26-000103 filed by WELLINGTON MANAGEMENT GROUP LLP
    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 986,438 shares
    Change vs previous 13F +634,903 shares

    0.02% of the 13F portfolio, value $122,801,667.

    13F-HR 0000902219-25-000462 filed by WELLINGTON MANAGEMENT GROUP LLP
    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 351,535 shares
    Change vs previous 13F +264,010 shares

    0.01% of the 13F portfolio, value $50,371,450.

    13F-HR 0000902219-25-000356 filed by WELLINGTON MANAGEMENT GROUP LLP
    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 87,525 shares
    Change vs previous 13F -25,206 shares

    <0.01% of the 13F portfolio, value $8,785,760.

    13F-HR 0000902219-25-000242 filed by WELLINGTON MANAGEMENT GROUP LLP
    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 112,731 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $14,644,884.

    13F-HR 0000902219-25-000131 filed by WELLINGTON MANAGEMENT GROUP LLP
    Filed (acceptance time not in the bulk data set), ingested

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