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WESTERLY CAPITAL MANAGEMENT, LLC: MTRX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of WESTERLY CAPITAL MANAGEMENT, LLC on MTRX, newest first. How the timeline and the estimate are built.

WESTERLY CAPITAL MANAGEMENT, LLC held 595,930 MTRX 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 595,930 shares
    Change vs previous 13F -369,070 shares

    1.51% of the 13F portfolio, value $8,164,241.

    13F-HR 0002073679-26-000089 filed by WESTERLY 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 965,000 shares
    Change vs previous 13F -23,000 shares

    3.41% of the 13F portfolio, value $11,078,200.

    13F-HR 0002073679-26-000057 filed by WESTERLY 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 988,000 shares
    Change vs previous 13F -112,000 shares

    3.48% of the 13F portfolio, value $11,559,600.

    13F-HR 0002073679-26-000027 filed by WESTERLY CAPITAL MANAGEMENT, LLC
    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 1,100,000 shares
    Change vs previous 13F +280,000 shares

    4.56% of the 13F portfolio, value $14,388,000.

    13F-HR 0001546172-25-000011 filed by WESTERLY CAPITAL MANAGEMENT, LLC
    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 820,000 shares
    Change vs previous 13F -198,000 shares

    4.69% of the 13F portfolio, value $11,078,200.

    13F-HR 0001546172-25-000007 filed by WESTERLY CAPITAL MANAGEMENT, LLC
    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 1,018,000 shares
    Change vs previous 13F -132,000 shares

    6.06% of the 13F portfolio, value $12,653,740.

    13F-HR 0001546172-25-000005 filed by WESTERLY CAPITAL MANAGEMENT, LLC
    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 1,150,000 shares
    Change vs previous 13F +50,000 shares

    6.36% of the 13F portfolio, value $13,765,500.

    13F-HR 0001546172-25-000003 filed by WESTERLY CAPITAL MANAGEMENT, LLC
    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 1,100,000 shares
    Change vs previous 13F not available

    7.2% of the 13F portfolio, value $12,683,000.

    13F-HR 0001546172-24-000008 filed by WESTERLY CAPITAL MANAGEMENT, LLC
    Filed (acceptance time not in the bulk data set), ingested

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