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Disclosery

ASCEND CAPITAL, LLC: BIIB position timeline

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

ASCEND CAPITAL, LLC held 0 BIIB shares at 2018-09-30 per its 13F-HR filed 2018-11-13.

the latest 13F is the newest step

  1. period ended2018-09-30
    13F 0 shares
    Change vs previous 13F -43,945 shares

    13F-HR 0001405086-18-000246 filed by ASCEND CAPITAL, 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.

  2. period ended2018-06-30
    13F 43,945 shares
    Change vs previous 13F +30,974 shares

    0.6% of the 13F portfolio, value $12,757,000.

    13F-HR 0001405086-18-000144 filed by ASCEND CAPITAL, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2018-03-31
    13F 12,971 shares
    Change vs previous 13F +12,971 shares

    0.14% of the 13F portfolio, value $3,552,000.

    13F-HR 0001405086-18-000083 filed by ASCEND CAPITAL, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2017-09-30
    13F 0 shares
    Change vs previous 13F -66,053 shares

    13F-HR 0001405086-17-000209 filed by ASCEND CAPITAL, 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.

  5. period ended2017-06-30
    13F 66,053 shares
    Change vs previous 13F not available

    0.83% of the 13F portfolio, value $17,924,000.

    13F-HR 0001405086-17-000150 filed by ASCEND CAPITAL, LLC
    Filed (acceptance time not in the bulk data set), ingested

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