 Raises Full Year Guidance VÉ LIZY-VILLACOUBLAY, France July 27 , 2021 Dassault Systèmes Euronext Paris: 14003TT8, DSY.PA announces IFRS unaudited financial results for the second quarter and first half ended June 30, 2021. The Groups Board of Directors approved these results on July 26, 2021. This press release also includes financial information on a non-IFRS basis and reconciliations with IFRS figures in the Appendix to this communication. 