EXCHANGE NOTICE, APRIL 15, 2021 SHARES (Record Id 168487) STORA ENSO OYJ: SHARE CONVERSION A total of 2,330 A-shares converted into R-shares will be traded together with the old R-shares of Stora Enso Oyj as of April 16, 2021. Identifiers of Stora Enso Oyj's share: Trading code:STEAV ISIN code: FI0009005953 Orderbook id: 24359 Number of shares: 176,251,985 Trading code: STERV ISIN code: FI0009005961 Orderbook id: 24360 Number of shares: 612,368,002 Nasdaq Helsinki Oy, Surveillance, survo@nasdaq.com, +358 9 6166 7260