Announcement pursuant to the Securities Market Act (chapter 9 section 5) regarding a change in shareholding

Metso Corporation's stock exchange release on July 29, 2013 at 9:40 a.m. local time

Metso Corporation has on July 26, 2013, pursuant to Chapter 9, Section 5 of the
Finnish Securities Markets Act, received a disclosure notification from Cevian
Capital II Master Fund L.P. (Reg. # OG-17445) and Cevian Capital Partners Ltd
(Reg. # C 45913). Cevian Capital Partners Ltd. is a wholly-owned subsidiary of
Cevian Capital II Master Fund L.P.

On July 26, 2013 Cevian Capital II Master Fund L.P. and Cevian Capital Partners
Ltd.   holdings in shares of Metso Corporation exceeded the 10 percent
threshold. The holding amounted to 15,540,039 shares, which corresponds to
10.34 percent of the total amount of shares and votes in Metso Corporation.

Metso is a global supplier of technology and services to customers in the
process industries, including mining, construction, pulp and paper, power, and
oil and gas. Our 30,000 professionals based in over 50 countries deliver
sustainability and profitability to customers worldwide. Metso's shares are
listed on the NASDAQ OMX Helsinki Ltd. ,

Further information, please contact:
Juha Rouhiainen, VP,Investor Relations,  Metso Corporation, tel +358 20 484 3253

Metso Corporation

Harri Nikunen

Juha Rouhiainen
VP, Investor Relations

NASDAQ OMX Helsinki Ltd