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MILLENNIUM MANAGEMENT LLC: ARGX position timeline

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

MILLENNIUM MANAGEMENT LLC held 94,401 ARGX 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 94,401 shares
    Change vs previous 13F +22,036 shares

    0.06% of the 13F portfolio, value $87,582,416.

    13F-HR 0001273087-26-000007 filed by MILLENNIUM MANAGEMENT LLC
    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 72,365 shares
    Change vs previous 13F +11,907 shares

    0.04% of the 13F portfolio, value $52,844,541.

    13F-HR 0001273087-26-000004 filed by MILLENNIUM MANAGEMENT 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 60,458 shares
    Change vs previous 13F -287,060 shares

    0.04% of the 13F portfolio, value $50,842,155.

    13F-HR 0001273087-26-000002 filed by MILLENNIUM MANAGEMENT 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 347,518 shares
    Change vs previous 13F -82,326 shares

    0.2% of the 13F portfolio, value $256,315,376.

    13F-HR 0001273087-25-000034 filed by MILLENNIUM MANAGEMENT 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 429,844 shares
    Change vs previous 13F +161,240 shares

    0.21% of the 13F portfolio, value $236,938,610.

    13F-HR 0001273087-25-000028 filed by MILLENNIUM MANAGEMENT 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 268,604 shares
    Change vs previous 13F +204,180 shares

    0.15% of the 13F portfolio, value $158,977,306.

    13F-HR 0001273087-25-000019 filed by MILLENNIUM MANAGEMENT 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 64,424 shares
    Change vs previous 13F -45,336 shares

    0.03% of the 13F portfolio, value $39,620,760.

    13F-HR 0001273087-25-000015 filed by MILLENNIUM MANAGEMENT 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 109,760 shares
    Change vs previous 13F not available

    0.05% of the 13F portfolio, value $59,498,701.

    13F-HR 0001273087-24-000118 filed by MILLENNIUM MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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