Press Release VELIZY-VILLACOUBLAY, France — March 31, 2026 Filing of the 2025 Universal Registration Document Dassault Systèmes (Euronext Paris: FR0014003TT8, DSY.PA) announces the filing on March 31, 2026 of its 2025 Universal Registration Document (constituting the Annual Financial Report) with

  Dear Madam, Dear Sir,  Please find enclosed the 2025 Universal Registration Document of Dassault Systèmes SE.  Attachment Dassault Systèmes: 2025 Annual Report

Press Release VELIZY-VILLACOUBLAY, France — March 24, 2026 Dividend Dassault Systèmes (Euronext Paris: FR0014003TT8, DSY.PA) announces that the Board of Directors has decided to propose to the next General Meeting of Shareholders, to be held on May 20, 2026, a dividend of twenty-seven euro cents

Press Release VELIZY-VILLACOUBLAY, France — March 6, 2026                  Declaration of the number of outstanding shares and voting rights as of February 28, 2026 Dassault Systèmes (Euronext Paris: FR0014003TT8, DSY.PA) today announced below the total number of its outstanding shares and voting

Press Release VELIZY-VILLACOUBLAY, France — February 21, 2026 Dassault Systèmes’ CEO Pascal Daloz becomes also Chairman of the Board of Directors of Dassault Systèmes Bernard Charlès announces stepping down from his Executive Chairman and Member of the Board positions, for personal reasons Bernard

Press Release VELIZY-VILLACOUBLAY, France — February 18, 2026                  DISCLOSURE OF TRADING IN OWN SHARES (Repurchase program decided by the General Meeting of Shareholders of May 22, 2025) Issuer: Dassault Systèmes (Euronext Paris: FR0014003TT8, DSY.PA) Type of securities: Ordinary shares