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North Growth Management Ltd.: BIIB position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of North Growth Management Ltd. on BIIB, newest first. How the timeline and the estimate are built.

North Growth Management Ltd. held 50,000 BIIB shares at 2026-06-30 per its 13F-HR filed 2026-07-22.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 50,000 shares
    Change vs previous 13F +15,000 shares

    1.39% of the 13F portfolio, value $10,837,000.

    13F-HR 0001745796-26-000004 filed by North Growth Management 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 35,000 shares
    Change vs previous 13F +1,000 shares

    0.98% of the 13F portfolio, value $6,395,000.

    13F-HR 0001745796-26-000003 filed by North Growth Management 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 34,000 shares
    Change vs previous 13F 0 shares

    0.94% of the 13F portfolio, value $6,016,000.

    13F-HR 0001745796-26-000001 filed by North Growth Management 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 34,000 shares
    Change vs previous 13F 0 shares

    0.82% of the 13F portfolio, value $4,731,000.

    13F-HR 0001745796-25-000007 filed by North Growth Management 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 34,000 shares
    Change vs previous 13F 0 shares

    0.8% of the 13F portfolio, value $4,271,000.

    13F-HR 0001745796-25-000006 filed by North Growth Management Ltd.
    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 34,000 shares
    Change vs previous 13F +16,000 shares

    0.98% of the 13F portfolio, value $4,653,000.

    13F-HR 0001745796-25-000002 filed by North Growth Management Ltd.
    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 18,000 shares
    Change vs previous 13F +7,000 shares

    0.52% of the 13F portfolio, value $2,734,000.

    13F-HR 0001745796-25-000001 filed by North Growth Management Ltd.
    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 11,000 shares
    Change vs previous 13F not available

    0.41% of the 13F portfolio, value $2,205,000.

    13F-HR 0001745796-24-000004 filed by North Growth Management Ltd.
    Filed (acceptance time not in the bulk data set), ingested

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