LONDON–(BUSINESS WIRE)– PRE-STABILISATION ANNOUNCEMENT Date: 18th September 2026 Not for distribution, directly or indirectly, in or into the United States or any jurisdiction in which such distribution would be unlawful. BPCE SA Pre-stabilisation Period Announcement Natixis (contact : Christopher Agathangelou; telephone: 0158550814) hereby gives notice, as Stabilisation Coordinator, that the Stabilisation Manager(s) named below may stabilise the offer of the following securities in accordan