Press Release VELIZY-VILLACOUBLAY, France — September 5 , 2023 Declaration of the number of outstanding shares and voting rights as of August 31 , 202 3 Dassault Systèmes (Euronext Paris: FR0014003TT8, DSY.PA) today announced below the total number of its outstanding shares and voting rights as of August 31, 2023, according to articles 223-16 and 221-3 of the General Regulation of the Autorité des marchés financiers . Number of outstanding shares: 1,341,138,227 Number of voting rights*:...