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Disclosery

BRIGHTON JONES LLC: BIIB position timeline

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

BRIGHTON JONES LLC held 8,636 BIIB shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 8,636 shares
    Change vs previous 13F +585 shares

    0.03% of the 13F portfolio, value $1,865,849.

    13F-HR 0001360798-26-000005 filed by BRIGHTON JONES LLC
    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/A 8,051 shares
    Change vs previous 13F +8,051 shares

    0.03% of the 13F portfolio, value $1,476,074.

    13F-HR/A 0001360798-26-000004 filed by BRIGHTON JONES LLC
    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 0 shares
    Change vs previous 13F -6,514 shares

    13F-HR 0001360798-26-000001 filed by BRIGHTON JONES LLC
    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 ended2025-09-30
    13F 6,514 shares
    Change vs previous 13F +1,412 shares

    0.02% of the 13F portfolio, value $912,428.

    13F-HR 0001085146-25-005933 filed by BRIGHTON JONES LLC
    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 5,102 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $640,743.

    13F-HR 0001085146-25-004370 filed by BRIGHTON JONES LLC
    Filed (acceptance time not in the bulk data set), ingested

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