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Disclosery

Driehaus Capital Management LLC: ARGX position timeline

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

Driehaus Capital Management LLC held 0 ARGX shares at 2026-03-31 per its 13F-HR filed 2026-05-15.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -16,897 shares

    13F-HR 0000938206-26-000031 filed by Driehaus Capital Management LLC
    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 16,897 shares
    Change vs previous 13F -2,137 shares

    0.1% of the 13F portfolio, value $14,209,532.

    13F-HR 0000938206-26-000018 filed by Driehaus Capital 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 ended2025-09-30
    13F 19,034 shares
    Change vs previous 13F -1,710 shares

    0.1% of the 13F portfolio, value $14,038,717.

    13F-HR 0000938206-25-000056 filed by Driehaus Capital 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 ended2025-06-30
    13F 20,744 shares
    Change vs previous 13F -28,327 shares

    0.09% of the 13F portfolio, value $11,434,508.

    13F-HR 0000938206-25-000037 filed by Driehaus Capital 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 ended2025-03-31
    13F 49,071 shares
    Change vs previous 13F +1,717 shares

    0.28% of the 13F portfolio, value $29,043,408.

    13F-HR 0000938206-25-000012 filed by Driehaus Capital 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 ended2024-12-31
    13F 47,354 shares
    Change vs previous 13F +1,699 shares

    0.24% of the 13F portfolio, value $29,122,710.

    13F-HR 0000938206-25-000009 filed by Driehaus Capital 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 ended2024-09-30
    13F 45,655 shares
    Change vs previous 13F not available

    0.21% of the 13F portfolio, value $24,748,662.

    13F-HR 0000938206-24-000037 filed by Driehaus Capital Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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