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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

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FORM 6-K

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REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

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For the Month of July 2023

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Commission File Number: 001-38097

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ARGENX SE

(Translation of registrant’s name into English)

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Laarderhoogtweg 25
1101 EB Amsterdam, the Netherlands

(Address of principal executive offices)

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Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

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Form 20-F  ⌧     Form 40-F  ◻

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Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ◻

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Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ◻

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argenx SE

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On July 27, 2023, argenx SE (the “Company) issued a press release and unaudited first half-year financial results for 2023, which are further described in an Unaudited Interim Report for the Six Months Ended June 30, 2023, copies of which are attached hereto as Exhibits 99.1 and 99.2, respectively, and are incorporated by reference herein.

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The information contained in this Current Report on Form 6-K, including the exhibits hereto, is incorporated by reference into the Company’s Registration Statements on Forms F-3 (File No. 333-258251 and S-8 (File Nos. 333-225375 and 333-258253).

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EXHIBITS

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SIGNATURES

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Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

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