Groupon (GRPN) ended the recent trading session at $35.06, demonstrating a +2.25% change from the preceding day's closing price. The stock outperformed the S&P 500, which registered a daily gain of 0.48%. Elsewhere, the Dow saw a downswing of 0.02%, while the tech-heavy Nasdaq appreciated by 0.94%. Heading into today, shares of the online daily deal service had gained 5.7% over the past month, outpacing the Retail-Wholesale sector's gain of 3.33% and the S&P 500's gain of 5.13%.The investment community will ...