TÜRK HAVA YOLLARI A.O.

Regulatory Filings • Jun 4, 2025

Türk Hava Yolları A.O. Share Buyback Program

i. Purpose of the Buyback

It is aimed to ensure that our Company's shares are traded at levels close to their fair value, to support price stability in our shares and contribute to the healthy formation of , to mitigating the potential negative effects that of sharp downward price movements in our shares on our investors and the value of the Company, to protect the interests of our shareholders, to maintain the interest of our investors in our Company's shares as one of the tools of our Company's total shareholder return strategy, and to encourage the increase in the holding period. The repurchased shares may also be evaluated as a resource for the employee stock ownership plan that may be implemented by the Board of Directors.

ii. Duration of the Buyback program

The duration of the Buyback Program is 3 years from the date of authorization by the General Assembly. The Board has the authorization not to start the buy-back program or to stop an ongoing program at any time depending on the capital markets conditions and the financial position of the Company.

iii. Maximum Number of Shares Subject to Buyback

Buyback can be made within the total fund allocated specified below, up to the number of shares corresponding to 1.7% (one point seven percent) of our Company's issued capital of 1,380,000,000 TL (one billion three hundred eighty million Turkish Lira), in accordance with the provisions of the legislation. In cases where there is a change in the number of shares representing the company's capital due to any transaction and/or if there are shares previously subject to buyback, utmost care is taken to comply with the 1.7% (one point seven percent) ratio.

The program will be concluded upon reaching the maximum number of shares subject to buyback.

iv. Lower and Upper Price Limits for Share Buybacks

The lower price limit for share buybacks is 20 (twenty) Turkish Lira, and the upper price limit is 1,000 (one thousand) Turkish Lira.

In the event of transactions that require the adjustment of the market price of our shares, the same adjustment will be applied to the lower and upper price limits set for share buybacks. These adjusted lower and upper price limits will be announced on the Public Disclosure Platform with a material event disclosure.

v. Principles of the Sale of Repurchased Shares

The relevant legislative provisions will be applied.

vi. Total Amount and Source of Funds Allocated for Buyback

A fund of up to TL 9,000,000,000 (nine billion Turkish Lira) has been allocated for the buyback, to be covered from the company's cash portfolio.

vii. The number and capital ratio of repurchased shares that have not yet been disposed of, and the results of the previous program

Under the previous share buyback program initiated on February 14, 2023, our company repurchased THYAO shares with a nominal value of TL 5,774,544, corresponding to 0.418445% of the company's capital, at an average price of TL 159.7 per share on Borsa Istanbul, for a total amount of TL 922,406,969 between February 17, 2023, and March 24, 2025. These shares have not yet sold out. During the relevant program period, our Company supported the healthy price

formation in our shares by conducting buybacks when there was pressure on our share price that did not reflect the commercial operating environment or during high volatility.

viii. The potential effects of the buyback program on the company's financial situation and operating results

The total fund amount of TL 9,000,000,000 (nine billion Turkish Lira) allocated for the buyback corresponds to 0.6% of our total assets as of 31.12.2024 in our consolidated financial statements. In this context, the buyback program is not expected to have a significant impact on our Company's financial situation and operating results.

• ix. Information on Subsidiaries That May Engage in Buybacks Under the Program Not applicable.
• x. Information about the highest, lowest, and weighted average share price for the year and the last three months

As of April 2, 2025, the highest share price for the year was TL 339.5, the lowest share price was TL 257.5, and the weighted average share price was TL 311.5. As of April 2, 2025, the highest share price for the last three months was TL 339.5, the lowest share price was TL 278.75, and the weighted average share price was TL 301.4.

xi. Benefits from This Transaction to Related Parties

There are no benefits.