IBA First Quarter 2023 Business Update – Date Change

Louvain-La-Neuve, Belgium, 21 April 2023 - IBA (Ion Beam Applications S.A., EURONEXT), the world leader in particle accelerator technology, today announces that the date of publication of its business update for the first quarter ending 31 March 2023 has been changed from Thursday 18 May to Wednesday 17 May.

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About IBA

IBA (Ion Beam Applications S.A.) is the world leader in particle accelerator technology. The company is the leading supplier of equipment and services in the field of proton therapy, considered to be the most advanced form of radiation therapy available today. IBA is also a leading player in the fields of industrial sterilization, radiopharmaceuticals and dosimetry. The company, based in Louvain-la-Neuve, Belgium, employs approximately 1,800 people worldwide. IBA is a certified B Corporation (B Corp) meeting the highest standards of verified social and environmental performance.

IBA is listed on the pan-European stock exchange EURONEXT (IBA: Reuters IBAB.BR and Bloomberg IBAB.BB).

More information can be found at: www.iba-worldwide.com