National Bank, which is 40 percent owned by the country's bank rescue fund HFSF after its recapitalisation late last year, reported a net loss of 23 million euros ($25.6 million), excluding assets held for sale and discontinued operations, versus a profit of 26 million euros in the first quarter.
Provisions for impaired credit in Greece rose in April-to-June as a small number of corporate loans lapsed into default, it said. Non-performing credit dropped to 33.3 percent of its loan book in the second quarter from 33.6 percent at the end of March.