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Disclosery

Caprock Group, LLC: BIIB position timeline

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

Caprock Group, LLC held 23,824 BIIB shares at 2026-06-30 per its 13F-HR filed 2026-07-27.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 23,824 shares
    Change vs previous 13F -1,827 shares

    0.1% of the 13F portfolio, value $5,147,414.

    13F-HR 0001610769-26-000003 filed by Caprock Group, 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 25,651 shares
    Change vs previous 13F +2,198 shares

    0.11% of the 13F portfolio, value $4,702,598.

    13F-HR 0001610769-26-000002 filed by Caprock Group, 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 23,453 shares
    Change vs previous 13F +17,842 shares

    0.09% of the 13F portfolio, value $4,127,494.

    13F-HR 0001610769-26-000001 filed by Caprock Group, LLC
    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 5,611 shares
    Change vs previous 13F +5,611 shares

    0.02% of the 13F portfolio, value $741,886.

    13F-HR 0001610769-25-000003 filed by Caprock Group, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-03-31
    13F 0 shares
    Change vs previous 13F -2,007 shares

    13F-HR 0001085146-25-003265 filed by Caprock Group, 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.

  6. period ended2024-12-31
    13F 2,007 shares
    Change vs previous 13F -1,111 shares

    0.01% of the 13F portfolio, value $306,910.

    13F-HR 0001085146-25-000441 filed by Caprock Group, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-09-30
    13F 3,118 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $604,393.

    13F-HR 0001085146-24-005444 filed by Caprock Group, LLC
    Filed (acceptance time not in the bulk data set), ingested

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