Hellenic Exchanges-Athens Stock Exchange S.A.

Director's Dealing • Nov 26, 2025

Announcement

Trade notifications on ENX shares (Law 3461/2006)

26 November 2025 – Société Générale S.A. informed the Company in writing that it carried out the following transactions in shares of the Euronext NV (symbol: ENX, ISIN NL0006294274):

No	Date of notification to ATHEX	Transaction date	Туре	Quantity	Financial instrument
1	21.11.2025	20.11.2025	Sell	220,812	ENX shares
2	21.11.2025	20.11.2025	Reduce cash settlement Options (Call)	3,008	ENX share equivalents

Following the above transactions, Société Générale S.A. holds 1.51% of the voting rights of Euronext NV.

The notification of ENX 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.