As reported in the press release of 12 November 2024, the Board of Directors of Iren S.p.A. had resolved on that date to exercise the right to subscribe and pay up the capital increase reserved to the same, up to a maximum of €5,882.00, plus a share premium of €19,994,118.00, to be exercised also in several tranches. The purpose is to finance the development of the NRRP project for Alessandria's district heating system, to be implemented through Telenergia Srl, a subsidiary of Egea Holding S.p.A.

The new annual calendar of corporate events for 2026 is as follows:

23 March 2026 – Board of Directors’ meeting: financial statements and consolidated financial statements at December 31^st, 2025 – Press Release.

11 May 2026 – Board of Directors’ meeting for: first quarter interim financial report at March 31st, 2026 – Press Release.

21 May 2026 – Ordinary Shareholders’ Meeting (single call) for: approval of the financial statements as of 31 December 2025, Management report, Report of the board of statutory auditors and the auditing firm; Approval of the proposal for the allocation of the 2025 financial year profit; Approval of the Report on the 2026 remuneration policy (first section); Consultative resolution on the Report on compensation paid in 2025 (second section) – Press release.

30 July 2026 – Board of Directors’ meeting for: half-year financial report at June 30^th, 2026 – Press Release.

13 November 2026 – Board of Directors’ meeting for: first nine-month interim financial report at September 30^th, 2026 – Press Release

Any change to the calendar will be promptly communicated.

On the occasion of the disclosure of the results of the annual financial statements relating to financial year 2025, as well as of the half-yearly financial report and of the interim financial reports relating to the financial year 2026, specific conference calls are scheduled for the presentation of Iren's results to financial analysts and institutional investors.

The dividend for the 2025 financial year, which will be approved by the Ordinary Shareholder’s meeting, can be paid - according to the rules of Borsa Italiana S.p.A. - from June 24th, 2026, ex-dividend date on June 22nd, 2026 and record date on June 23rd, 2026.

Iren S.p.A underlines that this announcement is being made exclusively for the purpose of compliance with the requirements of Borsa Italiana SpA and may not be interpreted in any way as a forecast regarding the existence of necessary conditions for the distribution of a dividend during the current year or in future years.