Publication of minutes of Shareholders’ Meeting and the updated Articles of Association; Share capital pursuant art. 85-bis of issuers’ regulation

PUBLICATION OF THE MINUTES OF THE ORDINARY AND
EXTRAORDINARY SHAREHOLDERS’ MEETING OF AUGUST 27, 2025
AND OF UPDATED ARTICLES OF ASSOCIATION

Empoli (FI), September 6, 2025
Sesa S.p.A. announces that on September 2, 2025, the minutes of the Extraordinary Shareholders’ Meeting of Sesaheld on the last August 27, 2025 and approved the cancellation of treasury shares up to approximately 2% of Sesa’sshare capital within the next 18 months, authorizing the Board of Directors to execute the resolution, were registeredat the Companies’ Register of Florence, and consequently amended Article 6 of the Company’s Articles ofAssociation by introducing a new final paragraph.

Furthermore, on September 3, 2025, the minutes of the Company’s Board of Directors, held on August 27, 2025,following the resolution of the Extraordinary Shareholders’ Meeting, which cancelled 151,478 treasury shares heldin its portfolio, equal to approximately 0.98% of the share capital, without reducing the share capital, were registeredat the Companies’ Register of Florence, and consequently amended Article 6 of the Company’s Articles ofAssociation concerning the number of shares into which the share capital is divided and the updating of the newlast paragraph introduced by the aforementioned Extraordinary Shareholders’ Meeting.

The new composition of the share capital (fully subscribed and paid-in) as of the date of the registration, September 3, 2025, reflecting the effects of such cancellation, is therefore disclosed.

⁽ⁱ⁾ Ordinary shares, all without nominal value, with regular entitlement. No share classes other than ordinary shares have been issued

The Company also announces that the meeting minutes of the Ordinary and Extraordinary Company’s Shareholders’Meeting held on August 27, 2025, pursuant to article 125-quater, paragraph 2, of the Consolidated Finance Act (the“TUF”), and the updated Articles of Association are available on the Company’s website www.sesa.it (section“Investors – Shareholders’ Meetings”) as well as at the authorized storage mechanism at www.emarketstorage.it.