MARGÜN ENERJİ ÜRETİM SANAYİ VE TİCARET A.Ş. Özel Durum Açıklaması (Genel) 3 Haziran 2026

In line with our Company's objective of increasing its investments in the renewable energy sector, an agreement was signed on 27 October 2025 between a company incorporated in Türkiye and Bosphorus Yenilenebilir Enerji A.Ş., a wholly owned subsidiary of our Company, regarding the acquisition of 9 Geothermal Resource Licenses located in the provinces of Denizli and Manisa, with a total installed capacity potential of 505 MWm.

The transfer of the 9 Geothermal Resource Licenses located in the provinces of Denizli and Manisa, with a total installed capacity potential of 505 MWm, was completed as of 22 April 2026.

As also stated in the material event disclosures published by Esenboğa Elektrik Üretim A.Ş. on 2 June 2026 titled "Launch of the Accelerated Bookbuilding Process for the Shares of Margün Enerji Üretim Sanayi ve Ticaret A.Ş." and on 3 June 2026 titled "Determination of the Price in the Accelerated Bookbuilding Process for the Shares of Margün Enerji Üretim Sanayi ve Ticaret A.Ş.", a total of TRY 85,800,000 nominal value of Margün Enerji shares, corresponding to approximately 2.91% of the issued share capital of Margün Enerji Üretim Sanayi ve Ticaret A.Ş., were sold to domestic and international institutional investors through an accelerated bookbuilding process at a price of TRY 53.55 per share, generating total proceeds of TRY 4,594,590,000 (Four Billion Five Hundred Ninety-Four Million Five Hundred Ninety Thousand Turkish Lira), equivalent to approximately USD 100,000,000 (One Hundred Million United States Dollars).

Following this transaction carried out by Esenboğa Elektrik, the proceeds obtained will be extended to Margün Enerji as a shareholder loan for equity financing purposes in order to support Margün Enerji's long-term strategy and growth. The aforementioned shareholder loan will be utilized for the financing of Margün Enerji's growth plans, acquisition opportunities, new investments and, among others, the geothermal investment consisting of 9 licenses, which was publicly disclosed on 27 October 2025.

Upon completion of the investments by the established company, electricity sales are projected to be carried out under the state purchase guarantee mechanism for a total period of 15 years pursuant to Law No. 5346 on Renewable Energy Resources (YEK Law), at an average tariff of USD 12.50 cents/kWh, including domestic content incentives, for the first 5 years following the commissioning date, and at an average tariff of USD 10.50 cents/kWh for the subsequent years.

The geothermal power plants are expected to generate approximately 3,863,250,000 kWh of gross electricity annually. Excluding potential additional revenues, annual revenue from electricity generation alone is projected to amount to approximately USD 462,850,000 (Four Hundred Sixty-Two Million Eight Hundred Fifty Thousand United States Dollars) and annual EBITDA is projected to be approximately USD 370,250,000 (Three Hundred Seventy Million Two Hundred Fifty Thousand United States Dollars) during the first five years, including domestic content incentives.

Following the expiration of the initial five-year period, annual revenue from electricity generation alone is expected to amount to approximately USD 405,000,000 (Four Hundred Five Million United States Dollars), with annual EBITDA expected to be approximately USD 324,000,000 (Three Hundred Twenty-Four Million United States Dollars).

Throughout the YEKDEM support period, excluding potential additional revenues, total revenue from electricity generation alone is projected to reach approximately USD 6,364,250,000 (Six Billion Three Hundred Sixty-Four Million Two Hundred Fifty Thousand United States Dollars), while total EBITDA is projected to amount to approximately USD 5,091,250,000 (Five Billion Ninety-One Million Two Hundred Fifty Thousand United States Dollars).

This investment constitutes a significant step within the scope of Margün Enerji Üretim Sanayi ve Ticaret A.Ş.'s growth strategy in the geothermal energy sector. Further developments will be shared with the public.

Respectfully announced to the public and our investors.

This statement has been translated into English for informational purposes. In case of a discrepancy between the Turkish and the English versions of this disclosure statement, the Turkish version shall prevail.