Monthly information related to total number of voting rights and shares composing the share capital _February 28, 2023

| Source: Erytech Pharma S.A. Erytech Pharma S.A.

                Monthly information related to total number of voting rights and shares composing the share capital _February 28, 2023.

Article 223-16 of general regulation of French Autorité des Marchés Financiers
Lyon – France

Listing markets:
Euronext Paris from Euronext (Market segment C - ISIN Code: FR0011471135- Symbol: ERYP) &
Nasdaq Global Select Market in the United-States (Symbol : ERYP)
Website : www.erytech.com

DateTotal of shares composing the share capitalTotal of brut (1) voting rights

Total of net (2) voting rights

November 30, 202231 018 55332 514 52832 512 028
December 31, 202231 018 55332 514 82532 512 325
January 31, 202331 018 55332 514 771

32 512 271

February 28, 202331 018 55332 516 87532 514 375

(1)   Gross voting rights number (or « theoretical » voting rights) is used as a basis for calculating the crossing of the threshold. In accordance with article 223-11 of general regulation of Autorité des Marchés Financiers, this number is calculated on the basis of all shares carrying the single and double voting rights, including shares without voting rights.
(2)   Without treasury shares.

Attachment


Attachments

CP_Déclaration Droits de Vote 28 02 2023 vENG