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Disclosery

CITADEL ADVISORS LLC: WST position timeline

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

CITADEL ADVISORS LLC held 352,769 WST shares at 2026-06-30 per its 13F-HR/A filed 2026-09-02.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F/A 352,769 shares
    Change vs previous 13F +29,182 shares

    0.07% of the 13F portfolio, value $126,644,071.

    13F-HR/A 0001104659-26-104387 filed by CITADEL ADVISORS LLC
    Accepted , ingested

  2. period ended2026-03-31
    13F 323,587 shares
    Change vs previous 13F +77,947 shares

    0.06% of the 13F portfolio, value $81,103,846.

    13F-HR 0001104659-26-062477 filed by CITADEL ADVISORS LLC
    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 245,640 shares
    Change vs previous 13F -481,897 shares

    0.05% of the 13F portfolio, value $67,585,390.

    13F-HR 0001104659-26-016408 filed by CITADEL ADVISORS LLC
    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 727,537 shares
    Change vs previous 13F +598,751 shares

    0.15% of the 13F portfolio, value $190,854,781.

    13F-HR 0001104659-25-112514 filed by CITADEL ADVISORS LLC
    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 128,786 shares
    Change vs previous 13F -151,941 shares

    0.02% of the 13F portfolio, value $28,178,376.

    13F-HR 0001104659-25-078555 filed by CITADEL ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-03-31
    13F 280,727 shares
    Change vs previous 13F -390,151 shares

    0.06% of the 13F portfolio, value $62,849,161.

    13F-HR 0000950123-25-005687 filed by CITADEL ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-12-31
    13F 670,878 shares
    Change vs previous 13F +622,752 shares

    0.2% of the 13F portfolio, value $219,752,798.

    13F-HR 0000950123-25-002739 filed by CITADEL ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 48,126 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $14,445,500.

    13F-HR 0000950123-24-011767 filed by CITADEL ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

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