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SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC: INSM 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 INSM, newest first. How the timeline and the estimate are built.

SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC held 0 INSM 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 0 shares
    Change vs previous 13F -653,445 shares

    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).

    Exited: the 13F for this period no longer lists the position.

  2. period ended2026-03-31
    13F 653,445 shares
    Change vs previous 13F -255,635 shares

    4.94% of the 13F portfolio, value $106,851,326.

    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 909,080 shares
    Change vs previous 13F -132,765 shares

    4.45% of the 13F portfolio, value $158,216,283.

    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 1,041,845 shares
    Change vs previous 13F +32,908 shares

    4.89% of the 13F portfolio, value $150,036,098.

    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 1,008,937 shares
    Change vs previous 13F +304,571 shares

    3.96% of the 13F portfolio, value $101,539,420.

    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).

  6. period ended2025-03-31
    13F 704,366 shares
    Change vs previous 13F +65,518 shares

    2.58% of the 13F portfolio, value $53,736,082.

    13F-HR 0001172661-25-002096 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).

  7. period ended2024-12-31
    13F 638,848 shares
    Change vs previous 13F +60,492 shares

    1.48% of the 13F portfolio, value $44,106,066.

    13F-HR 0001172661-25-000940 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).

  8. period ended2024-09-30
    13F 578,356 shares
    Change vs previous 13F not available

    1.9% of the 13F portfolio, value $42,219,988.

    13F-HR 0001172661-24-004789 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).