Kemira Oyj, Managers' Transactions, March 1, 2023 at 1.15 pm (EET) Kemira Oyj: Manager's transaction; Oras Invest has acquired 1,553,000 Kemira shares With reference to the EU Market Abuse Regulation Kemira has received a notification from Oras Invest Oy of a transaction made on March 1, 2023 with its financial instrument. Detailed information about the transaction is given below. Person subject to the notification requirement Name: Oras Invest Oy Position: Closely associated person Person Discharging Managerial Responsibilities In Issuer Name: Annika Paasikivi Position: Member of the Board Issuer: Kemira Oyj LEI: 74370031Y7RK5H88CQ48 Notification type: INITIAL NOTIFICATION Reference number: 26227/13/12 Transaction date: 2023-03-01 Venue: NASDAQ HELSINKI LTD (XHEL) Instrument type: SHARE ISIN: FI0009004824 Nature of transaction: ACQUISITION Transaction details (1): Volume: 1,553,000 Unit price: 16.2 EUR Aggregated transactions (1): Volume: 1,553,000 Volume weighted average price: 16.2 EUR Total ownership of instrument after the transaction: 33,553,000 shares For more information, please contact: Kemira Oyj Mikko Pohjala Tel. +358 40 838 0709 mikko.pohjala@kemira.com Kemira is a global leader in sustainable chemical solutions for water-intensive industries. We provide the best-suited products and services to improve our customers' product quality, process, and resource efficiency. Our focus is on pulp & paper, water treatment, and energy sectors. In 2022, Kemira had annual revenue of around EUR 3.6 billion and around 5,000 employees. Kemira shares are listed on the Nasdaq Helsinki Ltd. www.kemira.com