ARGENX SE

For the period ended Dec 31, 2025. Filed Mar 19, 2026.

About this filing

The yearly report of a company based outside the US. It covers much of what a 10-K does, and may follow accounting rules other than US ones.

FY2025 · Filed Mar 19, 2026

ARGX$927.21+3.6%Stored close · as of Nov 6, 2026

Contents

SIGNIFICANT CHANGES

For details regarding events subsequent to the reporting period, please see “Note 30 — Events After the Balance Sheet

Date” in our consolidated financial statements, which areincluded to our Annual Report for the period ended

ITEM 9.

The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.