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Disclosery

First Turn Management, LLC: INSM position timeline

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

First Turn Management, LLC held 263,851 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 263,851 shares
    Change vs previous 13F +15,376 shares

    3.01% of the 13F portfolio, value $28,131,794.

    13F-HR 0001993440-26-000004 filed by First Turn 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 248,475 shares
    Change vs previous 13F -15,818 shares

    4.54% of the 13F portfolio, value $40,630,632.

    13F-HR 0001993440-26-000002 filed by First Turn 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 264,293 shares
    Change vs previous 13F -55,480 shares

    5.26% of the 13F portfolio, value $45,997,554.

    13F-HR 0001993440-26-000001 filed by First Turn 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 319,773 shares
    Change vs previous 13F -52,899 shares

    6.91% of the 13F portfolio, value $46,050,510.

    13F-HR 0001993440-25-000004 filed by First Turn 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 372,672 shares
    Change vs previous 13F -28,957 shares

    7% of the 13F portfolio, value $37,505,710.

    13F-HR 0001085146-25-005077 filed by First Turn 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 401,629 shares
    Change vs previous 13F -45,351 shares

    6.18% of the 13F portfolio, value $30,640,276.

    13F-HR 0001085146-25-003195 filed by First Turn 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 446,980 shares
    Change vs previous 13F +90,529 shares

    5.53% of the 13F portfolio, value $30,859,499.

    13F-HR 0001085146-25-001519 filed by First Turn 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 356,451 shares
    Change vs previous 13F not available

    4.12% of the 13F portfolio, value $26,020,923.

    13F-HR 0001085146-24-005432 filed by First Turn Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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