Report of Foreign Issuer Pursuant to Rule 13a-16 or 15d-16 (6-k)

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

For the Month of June 2023

Commission File Number: 001-38281

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ERYTECH Pharma S.A.

(Translation of registrant’s name into English)

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60 Avenue Rockefeller

69008 Lyon France

(Address of principal executive office)

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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:

 Form 20-F S             Form 40-F £  

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INFORMATION CONTAINED IN THIS REPORT ON FORM 6-K

Press release

On June 12, 2023, ERYTECH Pharma S.A. issued a press release to react to a series of disinformation attempts by Akkadian Partners to try and destabilize ERYTECH.

The full text of the press release is attached as Exhibit 99.1 to this Report on Form 6-K and incorporated herein by reference.

EXHIBIT INDEX

Exhibit						Description
99.1						Press Release dated June 12, 2023.

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SIGNATURES

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.

ERYTECH Pharma S.A.

Date:

June 12, 2023

By:

/s/ Eric Soyer

Name Eric Soyer

Title: Chief Financial Officer and Chief Operating Officer