US stocks have notched up modest gains after a mixed batch of economic data and another eurozone failure to agree on a crucial aid payment for Greece.

The Dow Jones Industrial Average was up 48.77 points (0.38 per cent) at 12,837.28 in closing trade.

The broad-market S&P 500 index added 3.20 (0.23 per cent) at 1,391.01, while the Nasdaq Composite gained 9.87 (0.34 per cent) at 2,926.55.