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NYSE Euronext To Announce First-Quarter 2010 Financial Results And Host Conference Call On Tuesday, May 4, 2010

Date 23/03/2010

NYSE Euronext (NYX) will announce earnings for the first-quarter 2010 before the market opens on Tuesday, May 4, 2010.  A news release will be issued at approximately 2:30 a.m. (New York) / 8:30 a.m. (Paris) and a conference call with remarks by NYSE Euronext senior management will begin at 8:00 a.m. (New York)/ 2:00 p.m. (Paris).  A presentation will be referenced during the call and will be available on our website at http://www.nyseeuronext.com/ir.

A live audio webcast of the conference call will be available on the Investor Relations section of NYSE Euronext’s website, http://www.nyseeuronext.com/ir.  Those wishing to listen to the live conference via telephone should dial-in at least 10 minutes before the call begins.

Live Dial-in Information:
United States
: 866.713.8395
International: 617.597.5309
Passcode: 45104051

An audio replay of the conference call will be available approximately one hour after the call on the Investor Relations section of NYSE Euronext’s website, http://www.nyseeuronext.com/ir or by dial-in beginning approximately two hours following the conclusion of the live call.

Replay Dial-in Information:
United States
: 888.286.8010
International: 617.801.6888
Passcode: 98640172