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Disclosery

D.A. DAVIDSON & CO.: BIIB position timeline

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

D.A. DAVIDSON & CO. held 1,164 BIIB shares at 2026-06-30 per its 13F-HR filed 2026-07-24.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,164 shares
    Change vs previous 13F -54 shares

    <0.01% of the 13F portfolio, value $251,494.

    13F-HR 0001080107-26-000004 filed by D.A. DAVIDSON & CO.
    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 1,218 shares
    Change vs previous 13F +1,218 shares

    <0.01% of the 13F portfolio, value $223,296.

    13F-HR 0001080107-26-000003 filed by D.A. DAVIDSON & CO.
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-06-30
    13F 0 shares
    Change vs previous 13F -1,518 shares

    13F-HR 0001080107-25-000008 filed by D.A. DAVIDSON & CO.
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  4. period ended2025-03-31
    13F 1,518 shares
    Change vs previous 13F -99 shares

    <0.01% of the 13F portfolio, value $207,723.

    13F-HR 0001080107-25-000004 filed by D.A. DAVIDSON & CO.
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2024-12-31
    13F 1,617 shares
    Change vs previous 13F -386 shares

    <0.01% of the 13F portfolio, value $247,272.

    13F-HR 0001080107-25-000001 filed by D.A. DAVIDSON & CO.
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-09-30
    13F 2,003 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $388,262.

    13F-HR 0001080107-24-000005 filed by D.A. DAVIDSON & CO.
    Filed (acceptance time not in the bulk data set), ingested

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