Vélizy-Villacoublay, France, May 27, 2014 – Dassault Systèmes (Euronext Paris: #13065, DSY.PA) announces that in order to improve the market liquidity of its shares and continue to diversify its shareholder base, the General Meeting of Shareholders of May 26, 2014 decided to split the par value of the Dassault Systèmes share in two. Consequently, the Board of Directors held on the same day decided to set on July 17, 2014 the effective date of this split. Thus, for all former shares of 1 euro of nominal value held as of July 17, the shareholders will receive 2 new shares of 0.50 of par value each.

The 2-for-1 split of the par value will be effective on Thursday 17 July 2014, at the opening of the financial market. At this date, the total number of shares comprising the capital will be multiplied by two and the Dassault Systèmes shares will trade on the basis of the opening price of July 17, 2014 divided by two.

This operation will be carried out without any formalities or costs for Dassault Systèmes shareholders and will have no impact on their rights.