IBA TRANSPARENCY NOTIFICATION

2026-09-08 12:01:43

(MENAFN- GlobeNewsWire - Nasdaq) (Article 14, paragraph 1 of the law of 2 May 2007 on the disclosure of major holdings)

Louvain-la-Neuve, Belgium, September 8, 2026 06:00 PM

Summary of the notification

IBA (Ion Beam Applications), the world's leading provider of proton therapy solutions for the treatment of cancer, announces that it has to issue a transparency notification, in accordance with Article 14, al. 1 of the Transparency Law of May 2, 2007 on disclosure of major holdings, further to the notification received on August 31, 2026.

In its notification, Axxion S.A. indicated that it had crossed below the 1% threshold on August 27, 2026 following an acquisition or disposal of securities or voting rights.

Content of the notification

Reason for the notification: Acquisition or disposal of voting securities or voting rights
Notification by: A person who notifies alone
P e rsons subject to the notification requirement:

Name	Address (for legal entities)
Axxion S.A.	15, rue de Flaxweiler, 6776 Grevenmacher, Luxembourg

Date on which the threshold is crossed: 08-27-2026
Threshold crossed (in %): 1%
Denominator: 40.514.619
Notified details: (extract of the received notification form)

A) Voting rights	Previous notification	After the transaction
	# of voting rights	# of voting rights	% of voting rights
Holders of voting rights		Linked to securities	Not linked to the securities	Linked to securities	Not linked to the securities
Axxion S.A.	632,728	364,041	0	0.90%	0.00%
Subtotal		364,041	0	0.90%	0.00%
TOTAL	364,041	0	0.90%	0.00%

B) Equivalent financial instruments	After the transaction
Holders of equivalent financial instruments	Type of financial instrument	Expiration date	Exercise period or date	# of voting rights that may be acquired if the instrument is exercised	% of voting rights	Settlement
Axxion S.A.	Option Put 16.50	18-09-2026	American	10,000	0.02%	cash
Axxion S.A.	Option Put 17.00	18-09-2026	American	10,000	0.02%	cash
Axxion S.A.	Option Put 16.00	16-10-2026	American	10,000	0.02%	cash
TOTAL	30,000	0.07%

TOTAL (A & B)	# of voting rights	% of voting rights
	394,041	0.97%

Full chain of controlled undertakings through which the holding is effectively held

Axxion S.A. is not controlled.

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 fields of proton therapy, considered as one of the most advanced forms of radiation therapy available today, as well as industrial sterilization, radiopharmaceuticals and dosimetry. The company, based in Louvain-la-Neuve, Belgium, employs approximately 2,300 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:

For further information, please contact:

Elena De Landy
Paralegal: Corporate Affairs and Insurance
...

Attachment

0809026-IBA-AxxionSA-transparencyEN

MENAFN08092026004107003653ID1111636809

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IBA TRANSPARENCY NOTIFICATION

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