Wall St up on robust retail data but Greece weighs

US stocks were higher in afternoon trading on Thursday, helped by strong retail sales data, but gains were limited by news that the International Monetary Fund had broken off debt talks with Greece. At 13:05 pm ET (1705 GMT), the Dow Jones industrial average was up 52.18 points, or 0.29 per cent, at 18,052.58, the S&P 500 was up 4.56 points, or 0.22 per cent, at 2,109.76 and the Nasdaq Composite was up 4.16 points, or 0.08 per cent, at 5,080.85. Eight of the 10 major S&P 500 sectors were higher, with the teleservices index's 0.46 per cent rise leading the gains. Advancing issues outnumbered decliners on the NYSE by 1,741 to 1,248. On the Nasdaq, 1,337 issues fell and 1,335 rose. Twenty seven stocks on the S&P 500 index hit a 52-week high and two a 52-week low. The Nasdaq recorded 97 new highs and 19 new lows, according to Reuters.