Monthly information related to total number of voting rights and shares composing the share capital - September 30, 2020

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 31,2019 17 940 035 19 534 014 19 531 514
January 31, 2020 17 940 035 19 534 260 19 531 760
February 29, 2020 17 940 035 19 534 260 19 531 760
March 31, 2020 17 940 035 19 536 736 19 534 236
April 30, 2020 17 940 035 19 536 806 19 534 306
May 30, 2020 17 940 035 19 489 410 19 486 910
June 30, 2020 17 956 115 19 495 805 19 493 305
July 31, 2020 18 081 843 19 616 534 19 614 034
August 31, 2020 18 301 621 19 836 312 19 833 812
September 30,2020 18 995 590 20 530 281 20 527 781

(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.

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