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CITADEL ADVISORS LLC: ARGX position timeline

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

CITADEL ADVISORS LLC held 212,416 ARGX 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 212,416 shares
    Change vs previous 13F -6,710 shares

    0.11% of the 13F portfolio, value $197,073,193.

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

  2. period ended2026-03-31
    13F 219,126 shares
    Change vs previous 13F -131,725 shares

    0.11% of the 13F portfolio, value $160,016,761.

    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 350,851 shares
    Change vs previous 13F -362,708 shares

    0.2% of the 13F portfolio, value $295,048,149.

    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 713,559 shares
    Change vs previous 13F -152,411 shares

    0.42% of the 13F portfolio, value $526,292,576.

    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 865,970 shares
    Change vs previous 13F +314,031 shares

    0.41% of the 13F portfolio, value $477,339,984.

    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 551,939 shares
    Change vs previous 13F +37,834 shares

    0.32% of the 13F portfolio, value $326,673,377.

    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 514,105 shares
    Change vs previous 13F -100,821 shares

    0.29% of the 13F portfolio, value $316,174,575.

    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 614,926 shares
    Change vs previous 13F not available

    0.35% of the 13F portfolio, value $333,339,087.

    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).