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Disclosery

North Dakota State Investment Board: BIIB position timeline

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

North Dakota State Investment Board held 4,343 BIIB shares at 2026-06-30 per its 13F-HR filed 2026-08-04.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 4,343 shares
    Change vs previous 13F -2,327 shares

    0.04% of the 13F portfolio, value $938,349.

    13F-HR 0002064039-26-000005 filed by North Dakota State Investment Board
    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 6,670 shares
    Change vs previous 13F -905 shares

    0.05% of the 13F portfolio, value $1,222,811.

    13F-HR 0002064039-26-000004 filed by North Dakota State Investment Board
    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 7,575 shares
    Change vs previous 13F not available

    0.05% of the 13F portfolio, value $1,333,124.

    13F-HR 0002064039-26-000002 filed by North Dakota State Investment Board
    Filed (acceptance time not in the bulk data set), ingested

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