RNS Number : 8085D

Thomson Reuters PLC

18 September 2008

Notification of Transactions of Directors/Persons Discharging Managerial Responsibility or Connected Persons

NEW YORK, NY - September 18, 2008 - Thomson Reuters (NYSE: TRI; TSX: TRI; LSE: TRIL; NASDAQ: TRIN) today announced that Thomas H. Glocer (Chief Executive Officer and Director) exercised 2,830 options granted to him under the Reuters Save-As-You-Earn Plan in 2005-2007. For each option exercised, Mr. Glocer was entitled to receive 0.16 Thomson Reuters PLC ordinary shares and 352.5 pence per share. Mr. Glocer applied some of the cash received towards payment of the option exercise price. Following this exercise, Mr. Glocer acquired 452 Thomson Reuters PLC ordinary shares and £6,926 in cash. Mr. Glocer did not sell any of the Thomson Reuters PLC ordinary shares issued to him. Mr. Glocer's exercise took place on September 17, 2008.

Following this transaction, Mr. Glocer beneficially owns 453,174 Thomson Reuters PLC ordinary shares, 755,023 Thomson Reuters Corporation restricted share units and 303,210 Thomson Reuters Corporation stock options. Mr. Glocer also beneficially owns 3,994,432 Reuters options, which if exercised, would entitle him to 639,109 Thomson Reuters PLC ordinary shares plus 352.5 pence per share

Under its dual listed company structure, Thomson Reuters has two parent companies - Thomson Reuters Corporation and Thomson Reuters PLC.

Mr. Glocer's holdings do not exceed 1% of the issued share capital of either Thomson Reuters Corporation or Thomson Reuters PLC.

Thomson Reuters is voluntarily making this notification relating to securities of Thomson Reuters Corporation.

This notification relates to a transaction notified in accordance with Disclosure Rule and Transparency Rule 3.1.4R(1)(a).

Contacts:

Fred Hawrysh Frank Golden

Global Director, Corporate Senior Vice President, Investor Relations

Affairs 1.203 539 8470

1.203 539 8314 frank.golden@thomsonreuters.com

fred.hawrysh@thomsonreuters.

com

Frank DeMaria Victoria Brough

Global Director, Media Head of Corporate Communications, EMEA

Relations +44 (0) 207 542 8763

1.646 223 5507 victoria.brough@thomsonreuters.com

frank.demaria@thomsonreuters.

com

This information is provided by RNS

The company news service from the London Stock Exchange

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