Bilfinger SE: Share Buyback

Disclosure according to Art. 5 para. 1(b), para 3 of Regulation (EU) No. 596/2014 in connection with Art. 2 para. 2 and 3 of Delegated Regulation (EU) 2016/1052 Share buyback – 23. Interim Reporting In the time period from June 23, 2025 until and including June 27, 2025, a number of 13,597 shares were bought back within the framework of the share buyback of Bilfinger SE. The beginning of the share buyback on January 21, 2025 was disclosed on January 20, 2025 pursuant to Art. 5 para. 1 of Regulation (EU) No. 596/2014, Art. 2 para. 1 of Delegated Regulation (EU) 2016/1052.

Day of purchase	Aggregated volume in shares	Weighted average price [EUR]
23. June 2025	2,804	75.2307
24. June 2025	2,720	77.5732
25. June 2025	2,700	78.1611
26. June 2025	2,688	78.5056
27. June 2025	2,685	78.6704

The transactions are published in a detailed form on the website of Bilfinger SE (http://www.bilfinger.com). The total volume of shares which have been bought back within the framework of the share buyback in the time period of January 21, 2025, until and including June 27, 2025, amounts to 378,264 shares. The purchase of the shares of Bilfinger SE is carried out exclusively via the stock exchange by a bank commissioned by Bilfinger SE.