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Disclosery

Brevan Howard Capital Management LP: BIIB position timeline

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

Brevan Howard Capital Management LP held 0 BIIB shares at 2026-03-31 per its 13F-HR filed 2026-05-15.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -71,017 shares

    13F-HR 0000905148-26-002360 filed by Brevan Howard Capital Management 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 ended2025-12-31
    13F 71,017 shares
    Change vs previous 13F +37,506 shares

    0.24% of the 13F portfolio, value $12,498,282.

    13F-HR 0000905148-26-000855 filed by Brevan Howard Capital Management LP
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-09-30
    13F 33,511 shares
    Change vs previous 13F +20,055 shares

    0.07% of the 13F portfolio, value $4,694,221.

    13F-HR 0000905148-25-004026 filed by Brevan Howard Capital Management 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 13,456 shares
    Change vs previous 13F +5,040 shares

    0.02% of the 13F portfolio, value $1,689,939.

    13F-HR 0000905148-25-002941 filed by Brevan Howard Capital Management LP
    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 8,416 shares
    Change vs previous 13F +1,278 shares

    0.03% of the 13F portfolio, value $1,151,646.

    13F-HR 0000905148-25-001719 filed by Brevan Howard Capital Management 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 7,138 shares
    Change vs previous 13F +6,064 shares

    0.03% of the 13F portfolio, value $1,091,543.

    13F-HR 0000905148-25-000632 filed by Brevan Howard Capital Management LP
    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 1,074 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $208,184.

    13F-HR 0000905148-24-003131 filed by Brevan Howard Capital Management LP
    Filed (acceptance time not in the bulk data set), ingested

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