Publication of a transparency notification

(Article 14, first paragraph, of the law of 2 May 2007 regarding the disclosure of major holdings)

WDP announces having received a transparency notification from BlackRock dated 28 September 2026, reporting an overshoot of the 5% participation threshold in respect of voting rights attached to shares.

BlackRock now holds 4.68% of voting rights linked to securities and 0.33% of voting rights through equivalent financial instruments. The aggregate percentage held by BlackRock (securities conferring voting rights and voting rights through equivalent financial instruments) amounts to 5.02%.

This press release, the notification as well as the shareholder structure can be consulted on the website of WDP.