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Disposals of Own Shares

Brussels (Belgium), 11 March 2022 – 20:00 (CET) – Regulated information

In accordance with article 8:6 of the Royal Decree executing the Belgian Code of Companies and Associations, UCB announces that, following exercises of stock options by members of its personnel, it has disposed of UCB shares OTC in view of deliveries of these shares to the relevant members of the personnel, within the framework of the Long-Term Incentive Program of the UCB Group, as follows:

Date of transaction Time LTI Plan Number of disposed

UCB shares Price

04 March 2022 09:46:58 Stock Option Plan 2016 500 € 67,24

07 March 2022 09:03:27 Stock Option Plan 2012 4.500 € 32,36

07 March 2022 09:27:18 Stock Option Plan 2012 100 € 32,36

07 March 2022 11:07:05 Stock Option Plan 2012 1.500 € 32,36

08 March 2022 09:00:42 Stock Option Plan 2012 100 € 32,36

09 March 2022 16:28:18 Stock Option Plan 2012 100 € 32,36

09 March 2022 16:43:04 Stock Option Plan 2012 100 € 32,36

09 March 2022 16:46:52 Stock Option Plan 2012 100 € 32,36

10 March 2022 10:38:20 Stock Option Plan 2012 500 € 32,36

In addition to these exercises, on 7 March 2022, in accordance with the vesting rules under its 2012 LTI plan, UCB SA has delivered for free a total of 2.000 UCB shares OTC to 2 members of the personnel of the Company and its subsidiaries. The highest independent bid price on Euronext Brussels on 7 March 2022 was € 96,94. This press release is available on UCB SA/NV’s website via the following link.