Financial News Release

NEW YORK, NY- Thomson Reuters (NYSE, TSX: TRI), the world's leading source of intelligent information for businesses and professionals, will host its 2010 Investor Day in Eagan, Minnesota on Thursday, June 3, 2010 from 8:30 a.m. to 12:15 p.m. CDT. Senior management will provide information on Thomson Reuters with a focus on the company’s Legal business. The presentations may include forward-looking information.

A live audio webcast and will be available at http://www.thomsonreuters.com/. A video webcast replay will also be available beginning Friday, June 4, 2010.  

How to participate in the webcast:
To participate in the webcast, please visit http://www.thomsonreuters.com/, click on "Investor Relations" at the top of the page and then "Events & Webcasts" at the left side of the page, or by visiting the following link directly:  
http://thomsonreuters.com/content/Xml_Events/2010_IR_Day.

Minimum requirements to listen to the broadcast: A media player and a connection to the Internet are required to follow the live broadcasts or view recordings from the archive.  A list of media players that can be downloaded free of charge is available in the webcast’s “Help” section.  If you experience problems listening to the broadcast, send an email to support_us@thomson-webcast.net.

Thomson Reuters
Thomson Reuters is the world's leading source of intelligent information for businesses and professionals. We combine industry expertise with innovative technology to deliver critical information to leading decision makers in the financial, legal, tax and accounting, healthcare and science and media markets, powered by the world's most trusted news organization. With headquarters in New York and major operations in London and Eagan, Minnesota, Thomson Reuters employs 55,000 people and operates in over 100 countries. Thomson Reuters shares are listed on the Toronto and New York Stock Exchanges (symbol: TRI). For more information, go to http://www.thomsonreuters.com/.

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