Hellenic Exchanges-Athens Stock Exchange S.A.

Major Shareholding Notification • Aug 20, 2025

Announcement

Trade notifications on EXAE shares (Law 3461/2006)

20 August 2025 – MORGAN STANLEY informed the Company in writing on 20 August 2025, revising the original notification from 18 August 2025, that it carried out the following transactions in shares of the Company (symbol: EXAE, ISIN GRS395363005):

No	Date of notification to ATHEX	Transaction date	Type	Quantity	Financial instrument	Total value (euro)
1	18.08.2025	14.08.2025	Buy	530,437	EXAE shares	3,708,303.41
2	18.08.2025	14.08.2025	Sell	358,442	EXAE shares	2,505,258.14

Following the above transactions, MORGAN STANLEY indirectly holds 1.17% of the voting rights of the Company.

The chains of controlled undertakings through which the voting rights are effectively held, starting with the ultimate controlling entity, are as follows:

• Morgan Stanley
• Morgan Stanley International Holdings Inc
• Morgan Stanley International Limited
• Morgan Stanley Investments (UK)
• Morgan Stanley & Co International plc
• Morgan Stanley
• Morgan Stanley Capital Management, LLC
• Eaton Vance Management
• Boston Management and Research

The notification of EXAE trades takes place in accordance with art. 24 of law 3461/2006 due to the tender offer by Euronext to acquire all shares of the Company (EXAE) through a share exchange.