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Orbis Allan Gray Ltd: INSM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Orbis Allan Gray Ltd on INSM, newest first. How the timeline and the estimate are built.

Orbis Allan Gray Ltd held 6,076,487 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 6,076,487 shares
    Change vs previous 13F +4,203,663 shares

    2.23% of the 13F portfolio, value $647,875,044.

    13F-HR 0001663865-26-000004 filed by Orbis Allan Gray Ltd
    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 1,872,824 shares
    Change vs previous 13F -2,307,133 shares

    1.29% of the 13F portfolio, value $306,244,181.

    13F-HR 0001663865-26-000003 filed by Orbis Allan Gray Ltd
    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 4,179,957 shares
    Change vs previous 13F +929,089 shares

    3.05% of the 13F portfolio, value $727,479,716.

    13F-HR 0001663865-26-000002 filed by Orbis Allan Gray Ltd
    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 3,250,868 shares
    Change vs previous 13F +1,726,734 shares

    2.01% of the 13F portfolio, value $468,157,501.

    13F-HR 0001663865-25-000002 filed by Orbis Allan Gray Ltd
    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 1,524,134 shares
    Change vs previous 13F not available

    0.75% of the 13F portfolio, value $153,388,846.

    13F-HR 0001085146-25-005183 filed by Orbis Allan Gray Ltd
    Filed (acceptance time not in the bulk data set), ingested

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