argenx SE — Investor Relations & Filings
argenx SE is a global immunology company that develops and commercializes antibody-based therapies for severe autoimmune diseases. Its lead product, efgartigimod, is a neonatal Fc receptor (FcRn) antagonist designed to reduce pathogenic Immunoglobulin G (IgG) antibodies. Efgartigimod is marketed as VYVGART and VYVGART Hytrulo for approved indications including generalized myasthenia gravis (gMG) and chronic inflammatory demyelinating polyneuropathy (CIDP). The company is investigating efgartigimod for several other autoimmune conditions. Its pipeline also includes other first-in-class candidates, such as empasiprubart, a C2 inhibitor for IgM-driven autoimmune diseases. argenx operates an antibody innovation platform, collaborating with academic partners to translate immunology research into therapeutic candidates.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| argenx Announces U.S. FDA Approval Expanding VYVGART and VYVGART Hytrulo for Use in All Adult Patients Living with gMG | 2026-05-11 | English | |
| argenx Reports First Quarter 2026 Financial Results and Provides Business Update | 2026-05-08 | English | |
| 6-K - ARGENX SE (0001697862) (Filer) | 2026-05-07 | English | |
| argenx Announces Results of Annual General Meeting and Board of Directors’ Appointment of Karen Massey as Chief Executive Officer | 2026-05-07 | English | |
| argenx to Present at BofA Securities 2026 Health Care Conference | 2026-05-07 | English | |
| argenx to Report First Quarter 2026 Financial Results and Business Update on May 7, 2026 | 2026-04-30 | English |
Financials
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Market data
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Price history
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argenx SE via the API
Pull this company's filings, identifiers, and metadata as JSON or Markdown. Authenticate with your API key, then query by company ID, ISIN, or LEI. Full schema documented in the OpenAPI spec.
Endpoints
| GET | /api/companies/6221/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=6221 | Paginated list of all filings (filterable by type, date, language) |
| GET | /api/filings/{id}/ | Single filing — metadata, document URL, processing status |
| GET | /api/filings/{id}/markdown/ | Filing content as Markdown (PDF → text/tables/figures) |
| GET | /api/isins/?company=6221 | All ISINs registered to this company |
| GET | /api/filing-types/ | Reference: every filing-type code + category |
cURL
$ curl https://api.financialreports.eu/api/filings/?company=6221 \ -H "x-api-key: $FR_API_KEY" \ -H "Accept: application/json"
Python
import requests r = requests.get( "https://api.financialreports.eu/api/filings/", params={"company": 6221}, headers={"x-api-key": API_KEY}, ) filings = r.json()["results"]
MCP server
// MCP server URL https://mcp.financialfilings.com/mcp // Once connected, the LLM can query this company directly: "Pull the latest 5 filings for argenx SE (id: 6221)"
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