Share buyback program completed

DEME Group NV announces that the share buyback program, which commenced on April 22, 2025, was completed on September 1, 2025. The program involved the buyback of 40,000 shares for a total amount of 5,345,737 million euros. The average purchase price was 133.64 euros per share.All details related to the acquisition of own shares by DEME Group NV can be found onwww.deme-group.com.Attachment P2025 DEME SBB 20250903 ENG

DEME Group NV announces that the share buyback program, which commenced on April 22, 2025, was completed on September 1, 2025. 

The program involved the buyback of 40,000 shares for a total amount of 5,345,737 million euros. The average purchase price was 133.64 euros per share.

All details related to the acquisition of own shares by DEME Group NV can be found on www.deme-group.com.

Attachment

• P2025 DEME SBB 20250903 ENG