Transaction in Own Shares

Trinity Mirror PLC
11 May 2005

Trinity Mirror plc
11 May, 2005

Transaction in Own Shares

Trinity Mirror announces that it has today purchased 600,000 of its Ordinary
Shares for cancellation at a price of 616.8737 pence per share.

Enquiries

Nick Fullagar
Trinity Mirror plc
020 7293 3000

Jonathan Wilcox
JPMorgan Cazenove Limited
020 7588 2828


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