Louvain-la-Neuve, Belgium, March 22, 2019, 17.35 - IBA (Ion Beam Applications SA), 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 March 21, 2019.


Reason for the notification

Upwards crossing of the 3% threshold further to   the acquisition of shares –and thus voting rights- held as loan collateral

Persons subject to the  notification requirement

Norges Bank

Transaction date


Threshold that is crossed   (in %)


Upwards crossing further to the   acquisition of voting rights


30 122 528

Voting rights (number)

923 989

Voting rights (%)


Chain of control

Norges Bank is the central bank of Norway. As part   of its central bank activities, Norges Bank manages Norway’s foreign exchange   reserves and is responsible for management of the Norwegian Government   Pension Fund Global (GPFG). The formal responsibility for management of the   GPFG is placed with the Ministry of Finance, but is delegated to Norges Bank.   All investments are executed by Norges Bank acting as principal and all   holdings are registered in the name of Norges Bank.

About IBA

IBA (Ion Beam Applications S.A.) is a global medical technology company focused on bringing integrated and innovative solutions for the diagnosis and treatment of cancer. The company is the worldwide technology leader in the field of proton therapy, considered to be the most advanced form of radiation therapy available today. IBA’s proton therapy solutions are flexible and adaptable, allowing customers to choose from universal full-scale proton therapy centers as well as compact, single room solutions. In addition, IBA also has a radiation dosimetry business and develops particle accelerators for the medical world and industry. Headquartered in Belgium and employing about 1,500 people worldwide, IBA has installed systems across the world.

IBA is listed on the pan-European stock exchange NYSE EURONEXT (IBA: Reuters IBAB.BR and Bloomberg IBAB.BB). More information can be found at: www.iba-worldwide.com

For further information, please contact:



Stephanie Bauwin

Legal Counsel

+32 10 203 924