Euronext, abbreviated NYX, is the first integrated European stock exchange, created in the year 2000 with the merger of the Brussels, Amsterdam, and Paris stock exchanges. It uses what is called the NSC system for trading, which is the powerful electronic trading system for securities and derivatives that is also used in places like Brazil, Poland, Lebanon, and Kuala Lumpur. Euronext has subsidiaries in Belgium, France, the Netherlands, Portugal, and the UK. In January 2006, it was the 5th largest exchange in the world. It then merged with NYSE Group to form the global stock exchange NYSE Euronext.

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