The markets closed higher with the Dow gaining 88 points to 15,224 as investors welcomed the beginning of earnings season. Nasdaq added 5 points to 3484.

On the upside

Bargain hunters snapped up shares of National Bank of Greece (NYSE: NBG). 

Reports circulated that Jones Group (NYSE: JNY) hired Citigroup to explore a possible sale of the apparel retailer. 

Investors scooped up shares of Uni-Pixel (Nasdaq: UNXL).

On the downside

ClickSoftware Technologies (Nasdaq: CKSW) warned of losses for the second quarter and cut its full year revenue guidance.

Citigroup analyst Glen Yeung cut his earnings guidance for Intel (Nasdaq: INTC) citing weak personal computer demand.

Investors locked in profits on Zynga (Nasdaq: ZNGA).   

In the broad market, advancing issues outpaced decliners by a margin of more than 3 to 2 on the NYSE and by 9 to 7 on Nasdaq. The broader S&P 500 index gained 8 points to 1640.