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Disclosery

Duquesne Family Office LLC: INSM position timeline

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

Duquesne Family Office LLC held 1,424,690 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 1,424,690 shares
    Change vs previous 13F +270,600 shares

    3.49% of the 13F portfolio, value $151,900,000.

    13F-HR 0001536411-26-000006 filed by Duquesne Family Office 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 1,154,090 shares
    Change vs previous 13F -327,662 shares

    6.43% of the 13F portfolio, value $188,717,000.

    13F-HR 0001536411-26-000004 filed by Duquesne Family Office 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 1,481,752 shares
    Change vs previous 13F -941,683 shares

    6.11% of the 13F portfolio, value $257,884,000.

    13F-HR 0001536411-26-000002 filed by Duquesne Family Office 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 2,423,435 shares
    Change vs previous 13F +170,000 shares

    8.88% of the 13F portfolio, value $348,999,000.

    13F-HR 0001536411-25-000017 filed by Duquesne Family Office 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 2,253,435 shares
    Change vs previous 13F +884,385 shares

    5.79% of the 13F portfolio, value $226,786,000.

    13F-HR 0001536411-25-000011 filed by Duquesne Family Office 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 1,369,050 shares
    Change vs previous 13F +775,580 shares

    3.5% of the 13F portfolio, value $104,445,000.

    13F-HR 0001536411-25-000008 filed by Duquesne Family Office 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 593,470 shares
    Change vs previous 13F +573,470 shares

    1.15% of the 13F portfolio, value $40,973,000.

    13F-HR 0001536411-25-000006 filed by Duquesne Family Office 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 20,000 shares
    Change vs previous 13F not available

    0.05% of the 13F portfolio, value $1,460,000.

    13F-HR 0001536411-24-000009 filed by Duquesne Family Office LLC
    Filed (acceptance time not in the bulk data set), ingested

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