In accordance with the regulations, DEME Group NV hereby discloses information regarding the acquisition of own shares.

Under the framework of the share buyback programme, as announced per 26 April 2024, the company reports today that during the period from 26 August 2024 until 30 August 2024 the following transactions took place:

Repurchase of shares

Since the start of the share buy-back programme on 29 April 2024, DEME Group NV has bought back 38,528 shares for a total amount of 6,214,896.69 euro. This corresponds to 85.62% of the programme completed.

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

About DEME

DEME  (Euronext  Brussels:  DEME)  is  a  leading  contractor  in  the  fields  of  offshore  energy, environmental remediation, dredging and marine infrastructure. DEME also engages in concessions activities in offshore wind, marine infrastructure, green hydrogen, and deep-sea mineral harvesting. The company can build on nearly 150 years of experience and is a front runner in innovation and new technologies. DEME’s vision is to work towards a sustainable future by offering solutions for global challenges: climate change, a growing population and urbanisation, increasing maritime trade and environmental issues. With a team of more than 5,600 highly skilled professionals and one of the most advanced fleets in the world, DEME is well-positioned to tackle even the most complex projects. DEME realised a turnover of 3,285 million euro with an EBITDA of 596 million euro in 2023. For more information, please visit www.deme-group.com.

Contact

Media relations                                     Investor relations

Frederic Dryhoel                                          Carl Vanden Bussche

dryhoel.frederic@deme-group.com        vanden.bussche.carl@deme-group.com

+32 473 86 31 91                                          +32 498 90 61 13

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