argenx announces Annual General Meeting of Shareholders on May 8, 2018

Breda, the Netherlands – argenx (Euronext & Nasdaq: ARGX), a clinical-stage biotechnology company developing a deep pipeline of differentiated antibody-based therapies for the treatment of severe autoimmune diseases and cancer, today announced that an annual general meeting of shareholders will be held at 10:00 a.m. CET on Tuesday May 8, 2018 at Hilton Amsterdam Airport Schiphol, Schiphol Boulevard 701, 1118 BG Schiphol, the Netherlands.

The shareholders and all other persons with meeting rights are invited to attend the annual general meeting of shareholders.

The formal notice of convocation (including information on attending the meeting in person or by proxy, requirements for notification and registration for the meeting and regarding the e-voting system) is available on our website www.argenx.com and on www.abnamro.com/evoting.


Agenda

The full agenda for the meeting as well as all ancillary documents relevant for the meeting are available via the our website, and are also available for inspection at our offices located at Industriepark 7, 9052 Zwijnaarde (Belgium). A free copy thereof may also be obtained by e-mailing [email protected].

In addition to recurrent items on the agenda, such as the discussion and adoption of the 2017 Annual Accounts, the discharge of the directors for their duties performed in 2017 and the authorisation of the board of directors to issue shares and to limit or exclude pre-emptive rights in relation thereto, the following items, amongst others, are proposed:

  • Appointment of James Daly as non-executive director to the board of directors;
  • Re-appointment of Peter Verhaeghe, David Lacey and Werner Lanthaler as non-executive directors to the board of directors;
  • Re-appointment of Tim Van Hauwermeiren as executive director to the board of directors; and
  • Appointment of Deloitte Accountants B.V. for the 2018 financial year.

About argenx

argenx is a clinical-stage biotechnology company developing a deep pipeline of differentiated antibody-based therapies for the treatment of severe autoimmune diseases and cancer. We are focused on developing product candidates with the potential to be either first-in-class against novel targets or best-in-class against known, but complex, targets in order to treat diseases with a significant unmet medical need. Our ability to execute on this focus is enabled by our suite of differentiated technologies. Our SIMPLE AntibodyTM Platform, based on the powerful llama immune system, allows us to exploit novel and complex targets, and our three antibody engineering technologies are designed to enable us to expand the therapeutic index of our product candidates.

www.argenx.com

For further information, please contact:

Joke Comijn, Corporate Communications & IR Manager

+32 (0)477 77 29 44

+32 (0)9 310 34 19

[email protected]

Beth DelGiacco (US IR)

Stern Investor Relations

+1 212 362 1200

[email protected]

Forward-looking Statements

The contents of this announcement include statements that are, or may be deemed to be, forward-looking statements. These forward-looking statements can be identified by the use of forward-looking terminology, including the terms believes, estimates, anticipates, expects, intends, may, will, or should. and include statements argenx makes concerning its annual meeting and related plans and the intended results of its strategy. By their nature, forward-looking statements involve risks and uncertainties and readers are cautioned that any such forward-looking statements are not guarantees of future performance. argenx’s actual results may differ materially from those predicted by the forward-looking statements as a result of various important factors, including argenx’s expectations regarding its the inherent uncertainties associated with competitive developments, preclinical and clinical trial and product development activities and regulatory approval requirements; argenx’s reliance on collaborations with third parties; estimating the commercial potential of argenx’s product candidates; argenx’s ability to obtain and maintain protection of intellectual property for its technologies and drugs; argenx’s limited operating history; and argenx’s ability to obtain additional funding for operations and to complete the development and commercialization of its product candidates. A further list and description of these risks, uncertainties and other risks can be found in argenx’s U.S. Securities and Exchange Commission (SEC) filings and reports, including in the final prospectus related to argenx’s U.S. public offering filed with the SEC pursuant to Rule 424(b) of the Securities Act of 1933, as amended, as well as subsequent filings and reports filed by argenx with the SEC. Given these uncertainties, the reader is advised not to place any undue reliance on such forward-looking statements. These forward-looking statements speak only as of the date of publication of this document. argenx undertakes no obligation to publicly update or revise the information in this press release, including any forward-looking statements, except as may be required by law.