CEZ A.S.

Interest Rate Update/Notice • May 2, 2023

Prague, 2 May 2023

ČEZ, a. s. (Identification number 45274649) Information Obligation within the meaning of §120c Act No 256/2004 Coll., on Capital Market Undertakings, as amended

ČEZ, a. s. – Notes Redemption Notice

On the maturity date of 3. April 2023, ČEZ, a. s. will redeem the aggregate nominal amount of the notes issued under its established Euro Medium Term Note Programme:

Issue date: 3. April 2011 Aggregate Nominal Amount of the Issue: CZK 1,250,000,000.00 Listing: Luxembourg Stock Exchange ISIN: XS0622499787