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Disclosery

Optas, LLC: BIIB position timeline

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

Optas, LLC held 1,685 BIIB shares at 2026-06-30 per its 13F-HR filed 2026-07-21.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,685 shares
    Change vs previous 13F +29 shares

    0.05% of the 13F portfolio, value $364,057.

    13F-HR 0001802961-26-000004 filed by Optas, 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 1,656 shares
    Change vs previous 13F -50 shares

    0.05% of the 13F portfolio, value $303,593.

    13F-HR 0001802961-26-000002 filed by Optas, 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 1,706 shares
    Change vs previous 13F +73 shares

    0.05% of the 13F portfolio, value $300,242.

    13F-HR 0001802961-26-000001 filed by Optas, 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 1,633 shares
    Change vs previous 13F +39 shares

    0.04% of the 13F portfolio, value $228,747.

    13F-HR 0001802961-25-000004 filed by Optas, 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 1,594 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $200,192.

    13F-HR 0001085146-25-004086 filed by Optas, LLC
    Filed (acceptance time not in the bulk data set), ingested

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