PRESS RELEASE Share Buyback Transaction Details April 17 – April 23, 2025 Alphen aan den Rijn – April 24, 2025 - Wolters Kluwer (Euronext: WKL), a global l eader in professional information, software solutions, and services, today reports that it has repurchased 71,382 of its own ordinary shares in the period from April 17, 2025, up to and including April 23, 2025, for €10.7 million and at an average share price of €149.95. These repurchases are part of the share buyback program announced on February 26, 2025, under which we intend to repurchase shares for up to € 1 billion during 2025. The cumulative amounts repurchased in the year to date under this program are as follows: Share Buyback 2025 For the period starting February 28, 2025, up to and including May 5, 2025, we have engaged a third party to execute €155 million of buybacks on our behalf, within the limits of relevant laws and regulations (in particular Regulation (EU) 596/2014) and the company's Articles of Association.