EXCHANGE NOTICE, 17 APRIL 2023 SHARES TRADING CONTINUES: UPONOR OYJ Trading in the shares of Uponor Oyj continues starting with a normal opening auction. Trading in the shares and related instruments of Uponor Oyj continues starting with a 10 minute auction at 10:40 EEST Trading was suspended on 17 April, 2023 at 09:57 EEST. Identifiers: Trading code: UPONOR ISIN code: FI0009002158 id: 24385 Nasdaq Helsinki Oy, Surveillance, survo@nasdaq.com, +358 9 6166 7260