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Disclosery

Woodline Partners LP: WLK position timeline

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

Woodline Partners LP held 451,986 WLK 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 451,986 shares
    Change vs previous 13F +114,911 shares

    0.1% of the 13F portfolio, value $32,994,978.

    13F-HR 0001172661-26-003541 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).

  2. period ended2026-03-31
    13F/A 337,075 shares
    Change vs previous 13F -291,084 shares

    0.15% of the 13F portfolio, value $39,377,102.

    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).

  3. period ended2025-12-31
    13F 628,159 shares
    Change vs previous 13F +434,373 shares

    0.18% of the 13F portfolio, value $46,446,076.

    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).

  4. period ended2025-09-30
    13F 193,786 shares
    Change vs previous 13F -133,504 shares

    0.07% of the 13F portfolio, value $14,933,149.

    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).

  5. period ended2025-06-30
    13F 327,290 shares
    Change vs previous 13F not available

    0.13% of the 13F portfolio, value $24,851,130.

    13F-HR 0001172661-25-003349 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).