44 Likes Transparency notification BlackRock, Inc. Brussels (Belgium), 24 September 2024 – 20:00 (CEST) – Regulated information 1. Summary of the notification Pursuant to Article 14 of the law of 2 May 2007 on the disclosure of large shareholdings, UCB SA/NV announces that it received a transparency notification from BlackRock, Inc. (having its registered office at 50 Hudson Yards, New York, NY, 10001, U.S.A.), on 19 September 2024. BlackRock, Inc. notified that, following a disposal of UCB shares with voting rights by its affiliates, its shareholding in UCB SA decreased and crossed the 5% threshold downwards on 18 September 2024. On 18 September 2024, BlackRock, Inc. (taking into account the holding of its affiliates) owned 9 580 936 UCB shares with voting rights or assimilated financial instruments, representing 4.93% of the total number of shares issued by the company (194 505 658), versus 5.04% (9 809 996 UCB shares or assimilated financial instruments) in the previous notification dated 5 September 2024. 2. Content of the notification Reason for the notification: Acquisition or disposal of voting securities or voting rights. Notification by: A parent undertaking or a controlling person. Persons subject to the notification requirement: Date on which the threshold is crossed: 18 September 2024. Threshold crossed (in %): 5%. Denominator: 194 505 658. Notified details: Chain of controlled undertakings through which the holding is effectively held: Please see the full chain of control in the ‘Chain of Control’ tab. Additional information: The disclosure obligation arose due to total holdings in voting rights for BlackRock, Inc. going below 5%. Additionally, voting rights attached to shares for BlackRock, Inc. went below 5%. 3. Further information This press release and the detailed transparency notification are available on UCB SA/NV’s website via the following link. An updated overview of the UCB SA/NV large shareholdings will be available on UCB SA/NV’s website via the following link. For further information, contact UCB: Investor Relations Antje Witte T +32 2 559 94 14 antje.witte@ucb.com Corporate Communications Laurent Schots T+32 2 559 92 64 laurent.schots@ucb.com About UCB UCB, Brussels, Belgium (www.ucb.com) is a global biopharmaceutical company focused on the discovery and development of innovative medicines and solutions to transform the lives of people living with severe diseases of the immune system or of the central nervous system. With approximately 9,000 people in approximately 40 countries, the company generated revenue of €5.3 billion in 2023. UCB is listed on Euronext Brussels (symbol: UCB). Follow us on Twitter: @UCB_news Asset Download 240924 - PR Transparency notification BlackRock 2 240906- CdP Notification de transparence BlackRock 240906 - PB Transparantieverklaring BlackRock 44 Likes