Company Overview - IBA (Ion Beam Applications S.A.) is a global leader in particle accelerator technology, specializing in proton therapy, industrial sterilization, radiopharmaceuticals, and dosimetry [5][6] - The company is headquartered in Louvain-la-Neuve, Belgium, and employs approximately 2,100 people worldwide [5] - IBA is recognized as a certified B Corporation (B Corp), meeting high standards of verified social and environmental performance [5] Shareholder Information - The total capital of IBA is EUR 42,502,318.54, with 30,282,218 securities conferring voting rights [2] - The existing voting rights amount to 40,516,629, which is the denominator for calculating the quota of voting rights that can trigger notification requirements [2] - The statutory ceiling for voting at general meetings is set at 35% of the total voting rights, equating to 14,180,820.2 votes [5] Voting Rights and Regulations - IBA has introduced loyalty voting rights, which apply to registered shares held for at least two consecutive years [3] - The calculation method for loyalty voting rights is based on the LIFO (last in, first out) principle [4] - The company must publish changes in the number of voting rights at the end of each calendar month when such changes occur [1][2]

Immediate Release – May 30th, 2025 Louvain-la-Neuve, Belgium, May 30th, 2025 - In accordance with article 8:4 of the Royal Decree of 29 April 2019 executing the Belgian Code on Companies and Associations, Ion Beam Applications SA (“IBA”) hereby discloses information in relation to its share buyback program announced on March 24th, 2025. Under this program, IBA has requested a financial intermediary to repurchase up to 650,000 IBA ordinary shares on its behalf under the terms of a mandate with validity unti ...