argenx SE (ARGX)
NASDAQ: ARGX · Real-Time Price · USD
887.18
-1.47 (-0.17%)
At close: Jun 26, 2026, 4:00 PM EDT
897.59
+10.41 (1.17%)
After-hours: Jun 26, 2026, 7:12 PM EDT

Company Description

argenx SE, a commercial-stage biopharma company, develops various therapies for the treatment of autoimmune diseases in the United States, Japan, China, the Netherlands, and internationally.

The company offers VYVGART for the treatment of gMG and immune thrombocytopenia (ITP), and VYVGART HYTRULO for the treatment of gMG and chronic inflammatory demyelinating polyneuropathy (CIDP).

It also develops efgartigimod for the treatment of seronegative gMG, ocular myasthenia gravis (MG), primary ITP, grave’s disease, myositis, Sjögren’s disease, systemic sclerosis, and AMR; empasiprubart for MMN, delayed graft function, and CIDP; and adimanebart for congenital myasthenic syndrome and spinal muscular atrophy.

In addition, the company is developing ARGX-213, a neonatal Fc receptor (FcRn)-targeted antibody engineered for half-life extension and sustained IgG reduction; ARGX-124, a FcRn pipeline candidate; ARGX-109, which targets IL-6 to treat inflammation; ARGX-121, which targets immunoglobulin A; and ARGX-118, which develops antibodies against Galectin-10, as well as cusatuzumab, ARGX-112, ARGX-114, and ARGX-115.

It has strategic partnerships and license agreements with Zai Lab to develop and commercialize efgartigimod; Halozyme Therapeutics to its ENHANZE for the prevention and treatment of human diseases; OncoVerity, Inc for cusatuzumab; and AbbVie, Inc. for ARGX-115.

argenx SE was incorporated in 2008 and is based in Amsterdam, the Netherlands.

argenx SE
argenx SE logo
Country Netherlands
Founded 2008
IPO Date May 18, 2017
Industry Biotechnology
Sector Healthcare
Employees 1,863
CEO Karen Massey

Contact Details

Address:
Laarderhoogtweg 25
Amsterdam, 1101 EB
Netherlands
Phone 31 10 703 8441
Website argenx.com

Stock Details

Ticker Symbol ARGX
Exchange NASDAQ
Fiscal Year January - December
Reporting Currency USD
CIK Code 0001697862
CUSIP Number 04016X101
ISIN Number US04016X1019
SIC Code 2836

Key Executives

Name Position
Karen Massey Chief Executive Officer and Executive Director
Karl Gubitz Chief Financial Officer
Dr. Peter Ulrichts Chief Scientific Officer
Malini Moorthy General Counsel and Corporate Secretary
Arjen Lemmen M.Sc. Vice President of Corporate Development and Strategy
Andria Wilk Global Head of Quality
Dr. Luc Truyen Chief Medical Officer
Prof. Hans de Haard Ir, Ph.D. Co-Founder and Member of Board Advisors
Filip Borgions Chief Technology Innovation Officer
Marc Schorpion Global Head of Human Resources

Latest SEC Filings

Date Type Title
Jun 23, 2026 6-K Report of foreign issuer
Jun 3, 2026 6-K Report of foreign issuer
May 11, 2026 6-K Report of foreign issuer
May 7, 2026 6-K Report of foreign issuer
May 6, 2026 6-K Report of foreign issuer
May 6, 2026 SCHEDULE 13G/A Filing
Apr 20, 2026 6-K Report of foreign issuer
Mar 20, 2026 6-K Report of foreign issuer
Mar 19, 2026 20-F Annual and transition report of foreign private issuers
Mar 19, 2026 6-K Report of foreign issuer