Pursuant to Art. 85-bis of the Regulations adopted by Consob Resolution No. 11971 dated 14th May 1999, as amended, and Art. 2.6.2, paragraph 1, letter a), of the Market Regulations both organised and managed by Borsa Italiana S.p.A.

Milan, May 19, 2023 - Webuild S.p.A. (hereinafter referred to as the "Company") hereby announces the new composition of the share capital (fully subscribed and paid-up) following the issue, in relation to the resolutions passed by the Extraordinary Shareholders' Meeting of WEBUILD S.p.A. of 30 April 2021, of a total of no. 2,726,136 WEBUILD S.p.A. ordinary shares, ISIN code IT0003865570, with value date 19 May 2023. In particular, these shares were issued:

• as regards no. 509 shares in execution of the exercise of Warrants Webuild S.p.A. 2021-2030 - ISIN code IT0005454423 ("Anti-Dilution Warrants"), and
• as regards no. 2,725,627 shares in execution of the exercise of the Warrants Webuild S.p.A. 2021-2030 - ISIN code IT0005454415 ("Lendings Bank Warrants").

Indeed, following this issue, the share capital is still equal to 600,000,000 Euros, currently divided into 1,005,153,073 shares without express nominal value, of which 1,003,537,582 are ordinary shares and 1,615,491 are savings shares.

The updated Articles of Association alongside the certificate pursuant to Art. 2444 of the Italian Civil Code were filed today with the Milan - Monza Brianza - Lodi Business and Trade Registry.

The current composition of the share capital is shown below, highlighting the changes compared to the previous share capital which, as indicated, only concern the number of ordinary shares in circulation: