DSY Destiny Media Technologies Inc

(Repurchase program decided by the General Meeting of Shareholders of May 23, 2017)

Regulatory News:

Issuer: Dassault Systèmes SE (Paris:DSY)Type of securities: ordinary sharesPeriod: November 16 and 17, 2017

Detailed information (presentation by day and by market and transaction-by-transaction details) can be consulted on the website of Dassault Systèmes: http://www.3ds.com/investors/regulated-information/

Presentation of the trading in own shares by day and by market

Name of issuer   Identification code of the issuer   Date of trading   Identification code of the financial instrument   Total daily volume

(in number of shares)

  Weighted average daily acquisition price of the shares*   Market Dassault Systèmes   96950065LBWY0APQIM86   11/16/2017   FR0000130650   291,737   88.9707   XPAR Dassault Systèmes   96950065LBWY0APQIM86   11/17/2017   FR0000130650   93,172   89.4174   XPAR

(*) The weighted average unit price is a rounded price.

View source version on businesswire.com: http://www.businesswire.com/news/home/20171122005008/en/

Dassault Systèmes:François-José Bordonado/Béatrix Martinez, + 33 1 61 62 69 24