Purchase of own shares

Summary by AI ^BETAClose X

Hellenic Telecommunications Organization S.A. announced the purchase of 220,569 own shares between May 18th and May 22nd, 2026, as part of its 2026 buyback program, for a total amount of €4,125,681.37 at an average price of €18.70472 per share. Following these transactions, the company now holds 10,404,646 own shares, representing 2.576% of its total outstanding shares.

Disclaimer*

Hellenic Telecomms Organization S A

25 May 2026

Announcement

Purchase of Own Shares

Athens, May 25, 2026 - Hellenic Telecommunications Organization S.A, ("OTE" or the "Company"), announces that, during 18/05/2026 - 22/05/2026, it purchased 220,569 own shares, in the context of the Own Share Buy Back Programme for 2026, as follows:

Date	Number of shares	Total amount (€)	Average price (€)	Lowest price (€)	Highest price (€)
Date	Number of shares	Total amount (€)	Average price (€)	Lowest price (€)	Highest price (€)
18/5/2026	39,371	733,669.52	18.63480	18.47	18.79
19/5/2026	45,480	852,734.67	18.74970	18.58	18.80
20/5/2026	45,180	844,046.84	18.68190	18.53	18.75
21/5/2026	45,344	849,838.34	18.74200	18.68	18.87
22/5/2026	45,194	845,392.00	18.70580	18.66	18.74
Total	220,569	4,125,681.37	18.70472

Following this, the Company holds 10,404,646 own shares or 2.576% of the total outstanding shares.

The announcement is issued in accordance with Regulation (EU) No 596/2014 of the European Parliament and of the Council of 16 April 2014 and the Commission Delegated Regulation (EU) 2016/1052 of 8 March 2016.

FOR FURTHER INFORMATION:

OTE GROUP INVESTOR RELATIONS

E-mail: iroffice@ote.gr

This information is provided by RNS, the news service of the London Stock Exchange. RNS is approved by the Financial Conduct Authority to act as a Primary Information Provider in the United Kingdom. Terms and conditions relating to the use and distribution of this information may apply. For further information, please contact rns@lseg.com or visit www.rns.com.

RNS may use your IP address to confirm compliance with the terms and conditions, to analyse how you engage with the information contained in this communication, and to share such analysis on an anonymised basis with others as part of our commercial services. For further information about how RNS and the London Stock Exchange use the personal data you provide us, please see our Privacy Policy.

END