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SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC: XMTR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC on XMTR, newest first. How the timeline and the estimate are built.

SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC held 469,000 XMTR 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 469,000 shares
    Change vs previous 13F -240,579 shares

    1.18% of the 13F portfolio, value $45,267,880.

    13F-HR 0001172661-26-003456 filed by SUMMIT PARTNERS PUBLIC ASSET 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 709,579 shares
    Change vs previous 13F +9,198 shares

    1.34% of the 13F portfolio, value $28,979,206.

    13F-HR 0001172661-26-002113 filed by SUMMIT PARTNERS PUBLIC ASSET 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 700,381 shares
    Change vs previous 13F -138,198 shares

    1.17% of the 13F portfolio, value $41,651,658.

    13F-HR 0001172661-26-000834 filed by SUMMIT PARTNERS PUBLIC ASSET 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 838,579 shares
    Change vs previous 13F -20,000 shares

    1.49% of the 13F portfolio, value $45,677,398.

    13F-HR 0001172661-25-004936 filed by SUMMIT PARTNERS PUBLIC ASSET 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 858,579 shares
    Change vs previous 13F not available

    1.13% of the 13F portfolio, value $29,011,384.

    13F-HR 0001172661-25-003295 filed by SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC
    Filed (acceptance time not in the bulk data set), ingested

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