STORA ENSO OYJ MANAGERS' TRANSACTIONS 25 July 2025 at 14:00 EEST Stora Enso's Annual General Meeting on 20 March 2025 resolved that the annual remuneration for the members of the Board of Directors be paid in Company shares and cash, so that 40% will be paid in Stora Enso R shares to be purchased on the Board members' behalf, and the rest in cash. In accordance with this resolution, shares have been acquired as follows: Stora Enso Oyj - Managers' Transactions ____________________________________________ Person subject to the notification requirement Name: Richard Nilsson Position: Member of the Board/Deputy member Issuer: Stora Enso Oyj LEI: 7437000ZP669LKUTZ738 Notification type: INITIAL NOTIFICATION Reference number: 117203/4/4 ____________________________________________ Transaction date: 2025-07-24 Venue: NASDAQ HELSINKI LTD (XHEL) Instrument type: SHARE ISIN: FI0009005961 Nature of transaction: RECEIPT OF A SHARE-BASED INCENTIVE Transaction details (1): Volume: 3692 Unit price: 0 EUR Aggregated transactions (1): Volume: 3692 Volume weighted average price: 0 EUR For total ownership of Stora Enso's shares by the members of the Board of Directors, please see our website (https://www.storaenso.com/en/investors/governance/insiders/pdmr -ownership). For further information, please contact: Jutta Mikkola SVP Investor Relations tel. +358 50 544 6061 The forest is at the heart of Stora Enso, and we believe that everything made from fossil-based materials today can be made from a tree tomorrow. We are the leading provider of renewable products in packaging, biomaterials, and wooden construction, and one of the largest private forest owners in the world. Stora Enso has approximately 19,000 employees and our sales in 2024 were EUR 9 billion. Stora Enso shares are listed on Nasdaq Helsinki Oy (STEAV, STERV) and Nasdaq Stockholm AB (STE A, STE R). In addition, the shares are traded in the USA on OTC Markets (OTCQX) as ADRs and ordinary shares (SEOAY, SEOFF, SEOJF). storaenso.com/investors (http://www.storaenso.com/investors/) STORA ENSO OYJ For further information, please contact: Jutta Mikkola SVP Investor Relations tel. +358 50 544 6061