Availability of Dassault Systèmes’ 2021 Half-Year Financial Report (IFRS Half-Year Consolidated Condensed Financial Statements) Vélizy-Villacoublay , France – July 27 , 2021 — Dassault Systèmes (Euronext Paris: #14003TT8, DSY.PA), the 3D EXPERIENCE Company, world leader in 3D design software, 3D

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 Group’s Board of Directors approved these results on July 26,

World’s largest beauty franchise network adopts the 3DEXPERIENCE platform Improved manufacturing operations at two plants will boost global competitive ness Dassault Systèmes accompanies CPG and retail companies seeking manufacturing solutions in today’s Industr y Renaissance VELIZY-VILLACOUBLAY,

World leader in V irtual T win E xperiences (VTE) and P roduct L ifecycle M anagement (PLM) sets target to reduce emissions in line with Paris Agreement 1.5- degree Celsius pathway Company establishes practical roadmap strategy to reach net zero emissions by 2040 Commitments support company’s

Half-year statement of the Liquidity contract between Dassault Systèmes and Oddo BHF SCA Vélizy-Villacoublay , France – July 13 , 2021 — Dassault Systèmes (Euronext Paris: #14003TT8, DSY.PA), “ The 3D EXPERIENCE Company” , announces, as per as its liquidity contract with Oddo BHF SCA implemented on

D assault S ystèmes to Publish its Second Quarter and Half-Year 2021 Results, Webcast and Conference Call on July 27 th , 2021 VÉLIZY-VILLACOUBLAY , France — July 9 th , 202 1 — Dassault Systèmes (Euronext Paris: FR0014003TT8, DSY.PA), the 3DEXPERIENCE Company, world leader in 3D design software,