OUTOTEC OYJ STOCK EXCHANGE RELEASE DECEMBER 21, 2018 at 2:40 PM OUTOTEC OYJ: Change in the holding of the company's own shares on December 21, 2018 On December 21, 2018 a total of 3,968 Outotec shares (OTE1V) have been returned to Outotec Oyj. The return is related to the company's long-term share-based incentive plan. After the return, Outotec holds a total of 1,365,312 own shares. For further information please contact: OUTOTEC Jari Ålgars, CFO Tel. +358 20 529 211 DISTRIBUTION: NASDAQ Helsinki Main media www.outotec.com []