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Disclosery

Woodline Partners LP: OABI position timeline

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

Woodline Partners LP held 0 OABI shares at 2026-03-31 per its 13F-HR/A filed 2026-05-15.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F/A 0 shares
    Change vs previous 13F -285,714 shares

    13F-HR/A 0001172661-26-002263 filed by Woodline Partners 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 285,714 shares
    Change vs previous 13F -2,571,428 shares

    <0.01% of the 13F portfolio, value $528,571.

    13F-HR 0001172661-26-000861 filed by Woodline Partners 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 2,857,142 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $4,571,427.

    13F-HR 0001172661-25-004991 filed by Woodline Partners LP
    Filed (acceptance time not in the bulk data set), ingested

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