RNS Number:8963S

Thomson Reuters PLC

22 April 2008

Transaction in Thomson Reuters shares

NEW YORK, NY, April 22, 2008 - Thomson Reuters (NYSE: TRI; TSX: TRI; LSE: TRIL:

NASDAQ: TRIN), the world's leading source of intelligent information for

businesses and professionals in the financial, legal, tax and accounting,

scientific, healthcare, and media markets, today announced that 480,000 ordinary

shares of Thomson Reuters PLC were purchased by Thomson Reuters Corporation on

April 22, 2008. The average price paid was 1529.62 pence per share. The highest

price per share paid was 1532 pence and the lowest price per share paid was 1520

pence.

As of April 22, 2008, Thomson Reuters PLC had 194,107,278 ordinary shares

outstanding. All of the shares purchased under the buyback program will be

transferred to Thomson Reuters PLC for cancellation.

This information is provided by RNS

The company news service from the London Stock Exchange

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