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ARGX rises as investors revisit upcoming Phase 3 autoimmune myositis data presentation

None

argenx SE (ARGX) is up 6.1% today. Here is some analysis on what might have caused this price movement. ([argenx.com](https://argenx.com/news/2026/press-release-3383399.html?utm_source=openai))

Analysis: The most likely catalyst is renewed investor focus on argenx’s Phase 3 ALKIVIA program after the company said detailed results will be presented as a late-breaking oral session at a major rheumatology meeting in November 2026. This could also reflect growing confidence that VYVGART Hytrulo can expand into another autoimmune indication after the study previously met its primary endpoint. ([argenx.com](https://argenx.com/news/2026/press-release-3383399.html?utm_source=openai))

Details:

  • On October 19, 2026, argenx said new ALKIVIA data in autoimmune myositis will be featured in a late-breaking oral presentation at ACR Convergence 2026. ([argenx.com](https://argenx.com/news/2026/press-release-3383399.html?utm_source=openai))
  • The company had already announced in August 2026 that the Phase 3 ALKIVIA trial met its primary endpoint in the combined immune-mediated necrotizing myopathy and dermatomyositis population. ([argenx.com](https://argenx.com/news/2026/press-release-3345813.html?utm_source=openai))
  • argenx said patients showed improvement as early as Week 4, with benefits sustained through 52 weeks, which may support enthusiasm for a broader commercial opportunity for VYVGART Hytrulo. ([argenx.com](https://argenx.com/news/2026/press-release-3383399.html?utm_source=openai))
  • A recent SEC-filed exhibit also highlighted continuing data presentations across the VYVGART franchise, reinforcing the market’s focus on pipeline momentum. ([sec.gov](https://www.sec.gov/Archives/edgar/data/1697862/000110465926111631/tm2626570d1_ex99-1.htm?utm_source=openai))
  • Sources:

    argenx, SEC, Investing.com

    Disclaimer: This price movement analysis was generated with the help of AI. Please double-check the information provided for mistakes.

    $ARGX Hedge Fund Activity

    We have seen 257 institutional investors add shares of $ARGX stock to their portfolio, and 205 decrease their positions in their most recent quarter.

    Here are some of the largest recent moves:

    • PRICE T ROWE ASSOCIATES INC /MD/ removed 696,908 shares (-20.6%) from their portfolio in Q2 2026, for an estimated $646,570,335
    • FMR LLC added 240,418 shares (+4.8%) to their portfolio in Q2 2026, for an estimated $223,052,607
    • BESSEMER GROUP INC added 203,528 shares (+316.8%) to their portfolio in Q2 2026, for an estimated $188,827,172
    • INVESCO LTD. removed 150,707 shares (-25.3%) from their portfolio in Q2 2026, for an estimated $139,821,433
    • BARCLAYS PLC added 128,927 shares (+2344.1%) to their portfolio in Q2 2026, for an estimated $119,614,602
    • FIERA CAPITAL CORP removed 126,775 shares (-58.4%) from their portfolio in Q2 2026, for an estimated $117,618,041
    • WELLINGTON MANAGEMENT GROUP LLP removed 90,909 shares (-8.9%) from their portfolio in Q2 2026, for an estimated $84,342,642

    To track hedge funds' stock portfolios, check out Quiver Quantitative's institutional holdings dashboard. You can access data on hedge funds moves and 13F filings through the Quiver Quantitative API 13F endpoint.

    $ARGX Price Targets

    Multiple analysts have issued price targets for $ARGX recently. We have seen 8 analysts offer price targets for $ARGX in the last 6 months, with a median target of $1073.5.

    Here are some recent targets:

    • Luca Issi from RBC Capital set a target price of $945.0 on 07/07/2026
    • Tazeen Ahmad from B of A Securities set a target price of $1088.0 on 07/02/2026
    • Douglas Tsao from HC Wainwright & Co. set a target price of $940.0 on 06/25/2026
    • Matthew Harrison from Morgan Stanley set a target price of $1180.0 on 06/24/2026
    • David Nierengarten from Wedbush set a target price of $1000.0 on 06/11/2026
    • Derek Archila from Wells Fargo set a target price of $1291.0 on 06/01/2026
    • Gavin Clark-Gartner from Evercore ISI Group set a target price of $1059.0 on 05/15/2026

    This article is not financial advice. See Quiver Quantitative's disclaimers for more information. Note that there may be inaccuracies due to mistakes in ticker-mapping, and other anomalies.

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