Metso Outotec Oyj

Report Publication Announcement • Jun 17, 2020

Disclosure 384931

Metso Oyj - Major shareholder announcements

Notification according to chapter 9, section 5 and 6 of the Securities Market Act, relating to ownership in the future Neles Corporation

Metso Corporation, Stock exchange release on June 17, 2020 at 11:15 a.m. EEST Metso Corporation has received a notification, pursuant to Chapter 9, Section 5 and 6 of the Finnish Securities Markets Act, about the future ownership in Neles Corporation, which will be formed in the partial demerger of Metso. Valmet Corporation has informed that it has signed a share purchase agreement on June 17, 2020, which would become effective on July 1, 2020, after the registration of Metso’s partial demerger, currently expected to take place on June 30, 2020. After the purchase is being realized, Valmet’s ownership in Neles would total 22,374,869 shares, which represents 14.88% of Neles’ total shares. Valmet Corporation’s shareholding in Neles according to the notification and after the registration of Metso’s partial demerger: % of shares and % of shares and voting rights Total of voting rights through financial instruments both in % (A) (B) (A + B) Resulting 14.88 14.88 situation on the date on which the threshold was reached Position of previous notification A: Shares and voting rights Number % of of shares and shares voting and rights voting rights ISIN Code Direct Indirect Direct(SMA Indirect(SMA (SMA (SMA 9:6 9:5) 9:6 and 7) 9:5) and 7) N/A SUBTOTAL A B: Financial Instruments according to SMA 9:6a Type of Expiration Exercise Physical of Number of % of shares financial date Period cash shares and and voting instrument settlement voting rights rights Share purchase - - Share 22,374,869 14.88 agreement delivery SUBTOTAL B 22,374,869 14.88 Metso Corporation Distribution: Nasdaq Helsinki Media www.metso.com Metso is a world-leading industrial company offering equipment and services for the sustainable processing and flow of natural resources in the mining, aggregates, recycling and process industries. With our unique knowledge and innovative solutions, we help our customers improve their operational efficiency, reduce risks and increase profitability. Metso is listed on the Nasdaq Helsinki in Finland and had sales of about EUR 3.6 billion in 2019. Metso employs over 15,000 people in more than 50 countries. metso.com (https://www.metso.com/), twitter.com/metsogroup