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Disclosery

Whale Rock Capital Management LLC: MTSI position timeline

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

Whale Rock Capital Management LLC held 988,785 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 988,785 shares
    Change vs previous 13F -186,206 shares

    3.02% of the 13F portfolio, value $376,104,150.

    13F-HR 0001172661-26-003733 filed by Whale Rock Capital Management LLC
    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 1,174,991 shares
    Change vs previous 13F +391,686 shares

    3.37% of the 13F portfolio, value $260,930,251.

    13F-HR 0001172661-26-002159 filed by Whale Rock Capital Management LLC
    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 783,305 shares
    Change vs previous 13F not available

    1.72% of the 13F portfolio, value $134,164,480.

    13F-HR 0001172661-26-001153 filed by Whale Rock Capital Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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