Transatlantic stock market operator NYSE Euronext (NYX) Thursday said it has entered an agreement to acquire trading efficiency solutions provider NYFIX Inc. (NYFX) in a deal worth around $144 million.

MAIN FACTS:

- NYSE Euronext is acquiring NYFIX through its indirect, wholly-owned subsidiary NYSE Technologies, Inc.

- The transaction is expected to close in the fourth quarter of 2009 and to be accretive to NYSE Euronext 2010 earnings, excluding one-time deal and restructuring costs.

- The deal is in all-cash at $1.675 per share of common stock.

- The NYSE Euronext, NYSE Technologies and NYFIX Boards of Directors have approved the acquisition, which is subject to approval by NYFIX shareholders and customary regulatory approvals.

- By Paris Bureau, Dow Jones Newswires; +331-4017-1740; william.horobin@dowjones.com