Groupon (GRPN) closed the latest trading day at $10.34, indicating a +0.73% change from the previous session's end. The stock outperformed the S&P 500, which registered a daily gain of 0.41%. Elsewhere, the Dow saw an upswing of 0.69%, while the tech-heavy Nasdaq appreciated by 0.8%.The online daily deal service's stock has climbed by 12.87% in the past month, exceeding the Retail-Wholesale sector's loss of 1.22% and the S&P 500's loss of 0.97%.The upcoming earnings release of Groupon will be of great inter ...