Ruukki Group Plc, Stock Exchange Release, 21 April 2010 at 12:30 p.m. CHANGE IN RUUKKI GROUP'S Q1 REPORTING Ruukki Group Plc will publish its Interim Report January-March on Monday 31 May 2010 (previously Wednesday 12 May), primarily to better fit in with the ongoing preparations for the planned London listing of the Company. Ruukki Group Plc's other financial reporting dates in 2010 are unchanged: - Interim Report January-June on Thursday 12 August 2010 - Interim Report January-September on Thursday 11 November 2010 The Company's financial information is published in Finnish and in English and is available on the company website at www.ruukkigroup.fi. RUUKKI GROUP PLC Alwyn Smit Chief Executive Officer Ruukki Group is an industrial group focusing on minerals and wood processing businesses. Ruukki Group Plc's shares are listed on NASDAQ OMX Helsinki and traded in the mid cap segment, in the industrials sector. For additional information, please contact: Alwyn Smit Chief Executive Officer Ruukki Group Plc Telephone +41 7960 19094 www.ruukkigroup.fi This stock exchange release is based on a translation into English of a document written in Finnish. In case of any discrepancies, inconsistencies or inaccuracies, the Finnish version of the release shall prevail.