NAT. BANK OF GREECE SA

Treasury share buy-back programme

National Bank of Greece S.A. announces the following:
Pursuant to the approval of NBG's treasury share buy-back programme (as per Article 16, par. 5 et seq. of Companies Act 2190/1920) by the Ordinary General Meeting of its Shareholders of 17 April 2008, NBG has the option to purchase own shares up to 10% of its total shares at a minimum purchase price of euro 5 and a maximum purchase price of euro 60 per share from 25 May 2008 until 24 May 2009.
NBG intends to purchase up to 20,000,000 own shares from 6 October 2008 through 6 February 2009 at a minimum price of euro 5 and maximum price of euro 60 per share by BoD resolution of 1 October 2008 pursuant to the GM resolution. Investors are reminded that the implementation of treasury share buy-back programmes is optional by law.