Admie (IPTO) Holding S.A.

Regulatory Filings • Jan 8, 2026

A. 89 Dyrrachiou and Kifisou str., 104 43, Athens, Greece

T. (+30) 210 3636936

E. office@admieholding.gr

www.admieholding.gr

Registration Number: 141287501000

Announcement of the Publication of the Decision of R.A.E.W.W. in the Government Gazette

The "SOCIETE ANONYME ADMIE (I.P.T.O.) HOLDING", with the distinctive title "A.D.M.I.E. (I.P.T.O.) HOLDING S.A." (or "Company"), informs the investment community that on December 31st , 2025 the decision of R.A.E.W.W., dated July 24 2025 and Number E-189/2025, was published in the Government Gazette, with Issue Number 7211, by which the Charges for the Use of the Hellenic Electricity Transmission System (HETS) was adjusted, in order to recover the cost of the projects implemented by the IPTO Group, with the new unit prices to be applied on the first day of the second month following the publication of the aforementioned decision in the Government Gazette.

Also, according to the relevant decision, the required revenue of the Operator for 2025 was approved and amounts to 411.1 million euros.

For more information, contact the Investor Relations Office (tel. +30 210 3636936 or email: ir@admieholding.gr).

Athens, January 8 , 2026