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Disclosery

TWINBEECH CAPITAL LP: BIIB position timeline

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

TWINBEECH CAPITAL LP held 0 BIIB shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 0 shares
    Change vs previous 13F -1,100 shares

    13F-HR 0001214659-26-010391 filed by TWINBEECH CAPITAL LP
    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.

  2. period ended2026-03-31
    13F 1,100 shares
    Change vs previous 13F -1,734 shares

    0.02% of the 13F portfolio, value $201,663.

    13F-HR 0001214659-26-006477 filed by TWINBEECH CAPITAL LP
    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 2,834 shares
    Change vs previous 13F +2,834 shares

    0.04% of the 13F portfolio, value $498,756.

    13F-HR 0001214659-26-001991 filed by TWINBEECH CAPITAL LP
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-06-30
    13F 0 shares
    Change vs previous 13F -64,253 shares

    13F-HR 0001214659-25-012237 filed by TWINBEECH CAPITAL LP
    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.

  5. period ended2025-03-31
    13F 64,253 shares
    Change vs previous 13F +64,253 shares

    0.16% of the 13F portfolio, value $8,792,381.

    13F-HR 0001214659-25-007843 filed by TWINBEECH CAPITAL LP
    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 0 shares
    Change vs previous 13F -61,264 shares

    13F-HR 0001214659-25-002853 filed by TWINBEECH CAPITAL LP
    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.

  7. period ended2024-09-30
    13F 61,264 shares
    Change vs previous 13F not available

    0.23% of the 13F portfolio, value $11,875,414.

    13F-HR 0001214659-24-019150 filed by TWINBEECH CAPITAL LP
    Filed (acceptance time not in the bulk data set), ingested

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