Transaction in Thomson Reuters shares

NEW YORK, NY, July 3 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 the re-purchase of

145,000 Thomson Reuters PLC ordinary shares on July 3, 2008. The average price paid 

was 1286.8677 pence per share. The highest price per share paid was 1315 pence and the 

lowest price per share paid was 1267 pence.

As of July 3 2008, Thomson Reuters PLC had 181,043,487 ordinary shares

outstanding. The re-purchased shares of Thomson Reuters PLC will be cancelled.

• News Channel