Stock Exchange release April 22, 2008 10:00:00 AM CET

UBS AG's holdings in Metso to 4.99% percent

Metso Corporation           Company Release          April 22, 2008 at 11.00 a.m.
 
Metso Corporation has been informed  about a change in the holding of the mutual funds managed by UBS AG of the paid up share capital of Metso Corporation.

On April 18, 2008 UBS AG's (CH-270.3.004.646-4/) group holding in shares of  Metso Corporation fell below the 5% threshold. The holding amounted to 7,072,425 shares, which corresponds to 4.99% of the paid up share capital and votes in Metso Corporation, after being, on the basis of their previous announcement, 5.13% on April 15, 2008.
 
According to UBS AG's announcement, this position is held at the following UBS entities: UBS AG, UBS Fund Management (Switzerland) AG, UBS Global Asset Management (Deutschland) GmbH, UBS Global Asset Management Life Limited, UBS Global Asset Management (UK) Limited, UBS AG London Branch, UBS AG (Switzerland), UBS Securities LLC, UBS Financial Services Inc.

Metso is a global engineering and technology corporation with 2007 net sales of over EUR 6 billion. Its almost 27,000 employees in approximately 50 countries serve customers in the pulp and paper industry, rock and minerals processing, the energy industry and selected other industries.

For further information for investors, please contact:
Johanna Sintonen, Vice President, Investor Relations, Metso Corporation,
tel. +358 204 84 3253
 
 
Metso Corporation
 
Olli Vaartimo
Executive Vice President and CFO
 
Kati Renvall
Vice President, Corporate Communications
 
distribution:
OMX Nordic Exchange in Helsinki
Media
www.metso.com