Monthly information related to total number of voting rights and shares composing the share capital _June 30, 2022.

Monthly information related to total number of voting rights and shares composing the share capital _ June 3 0 , 202 2 . 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 Date Total of shares composing the share capital Total of brut (1) voting rights Total of net ( 2) voting rights December 31, 2021 31 018 553 32 518 339 32 515 839 Full story available on Benzinga.com