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Disclosery

Swedbank AB: BIIB position timeline

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

Swedbank AB held 320,622 BIIB shares at 2026-06-30 per its 13F-HR filed 2026-07-15.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 320,622 shares
    Change vs previous 13F +30,782 shares

    0.06% of the 13F portfolio, value $69,273,589.

    13F-HR 0000946431-26-000007 filed by Swedbank AB
    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 289,840 shares
    Change vs previous 13F +58,231 shares

    0.06% of the 13F portfolio, value $53,136,366.

    13F-HR 0000946431-26-000005 filed by Swedbank AB
    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/A 231,609 shares
    Change vs previous 13F -830 shares

    0.04% of the 13F portfolio, value $40,760,867.

    13F-HR/A 0000946431-26-000003 filed by Swedbank AB
    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 232,439 shares
    Change vs previous 13F +18,720 shares

    0.03% of the 13F portfolio, value $32,560,055.

    13F-HR 0000946431-25-000012 filed by Swedbank AB
    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 213,719 shares
    Change vs previous 13F +29,674 shares

    0.03% of the 13F portfolio, value $26,840,971.

    13F-HR 0000946431-25-000008 filed by Swedbank AB
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-12-31
    13F 184,045 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $28,144,162.

    13F-HR 0000946431-25-000002 filed by Swedbank AB
    Filed (acceptance time not in the bulk data set), ingested

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