NBG is Finansbank A.Ş.'s controlling shareholder with 99 percent ownership. Moody's had announced it had downgraded five Greek banks and ratings on review for a further downgrade on Feb. 9. The agency downgraded the long-term deposit and senior debt ratings of five Greek banks: Piraeus Bank SA to Caa2 from Caa1, National Bank of Greece SA to Caa2 from Caa1, Alpha Bank AE to Caa2 from Caa1, Eurobank Ergasias SA to Caa3 from Caa2 and Attica Bank SA to Caa3 from Caa2. All ratings were placed on review for further downgrade.