RNS Number : 5855D

Thomson Reuters PLC

16 September 2008

Thomson Reuters PLC

Notification of Transaction

NEW YORK, NY - September 16, 2008 - Thomson Reuters (NYSE: TRI; TSX: TRI; LSE: TRIL; NASDAQ: TRIN) today announced that The Woodbridge Company Limited engaged in the following transaction involving common shares of Thomson Reuters Corporation.

Date Type of Transaction Type of Security Number of Securities Price Per Security

September 15, 2008 Purchase - Dividend Common Shares 1,095,390 C$35.82

Reinvestment Plan

Thomson Reuters was notified of the above transaction on September 16, 2008.

Following this transaction, The Woodbridge Company Limited and other companies affiliated with it (together, 'Woodbridge') beneficially own 453,127,488 Thomson Reuters Corporation common shares and 50,000 Thomson Reuters PLC ADSs (each representing six ordinary shares of Thomson Reuters PLC). Under the DLC structure, holders of Thomson Reuters Corporation common shares and Thomson Reuters PLC ordinary shares ordinarily vote together as a single decision-making body, including in the election of directors, and in that sense have voting interests in Thomson Reuters. Following this transaction, Woodbridge has a voting interest in Thomson Reuters of approximately 55% based on the aggregate issued share capital of Thomson Reuters Corporation and Thomson Reuters PLC. Woodbridge is the controlling shareholder of Thomson Reuters and certain of the Thomson Reuters non-executive directors are officers of Woodbridge.

Contact:

David W. Binet

Secretary to the Board

Thomson Reuters

david.binet@thomsonreuters.com

+1 416.681.0474

This information is provided by RNS

The company news service from the London Stock Exchange

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