Groupon Inc (NASDAQ:GRPN) was the recipient of a large growth in short interest in the month of October. As of October 15th, there was short interest totalling 89,310,152 shares, a growth of 5.1% from the September 30th total of 84,991,713 shares,AnalystRatings.NET reports. Based on an average daily trading volume, of 13,165,605 shares, the short-interest ratio is presently 6.8 days. Currently, 20.0% of the shares of the company are short sold. Groupon, Inc. (NASDAQ:GRPN) in last trading activity decreased -3.50% to close at $5.79. Company weekly performance is -5.70% while its quarterly performance stands at -10.51%. Groupon, Inc. (NASDAQ:GRPN) is -53.38% away from its 52 week high.

MGM Resorts International (NYSE:MGM) is set to report third quarter 2014 results on Oct 30, 2014. Last quarter, it posted a positive earnings shock of 75%. On last trading day MGM Resorts International (NYSE:MGM) decreased -0.09% to close at $22.89. Its volatility for the week is 2.62% while volatility for the month is 3.43%. MGM’s sales growth for past 5 years was 6.40% and its EPS growth for past 5 years was 36.30%. MGM Resorts International (NYSE:MGM) monthly performance is 0.48%.

On October 16, Navient Corporation’s (NASDAQ:NAVI) third-quarter 2014 core earnings came in at 52 cents per share, marginally beating the Zacks Consensus Estimate. However, the figure compared unfavorably with 58 cents per share earned in the year-ago quarter. Net income came in at $218 million compared with $259 million in the prior-year quarter. On last trading day Navient Corporation (NASDAQ:NAVI) moved up 1.16% to close at $19.26. Its volatility for the week is 1.88% while volatility for the month is 2.43%. Navient Corporation (NASDAQ:NAVI) monthly performance is 8.75%.

Chinese telecom operator China Unicom (NYSE:CHU) announced its financial report for the first three quarters of 2014, stating that by September 30 its operating revenue reached CNY215.34 billion, a year-on-year increase of 5.3%; while its net profit reached CNY10.56 billion, a year-on-year increase of 36.1%. China Unicom (NYSE:CHU) has 0.03% insider ownership while its institutional ownership stands at 1.10%. In last trading activity company’s stock closed at $14.82.

On October 24, Lowell-based Enterprise Bancorp Inc. (NASDAQ:EBTC), the parent of Enterprise Bank that has branches in Acton, Fitchburg and Leominster, reported an increase in net income fueled by net interest income for the third quarter. On Wednesday shares of Enterprise Bancorp Inc. (NASDAQ:EBTC) closed at $22.15. Company’s sales growth for last 5 years was 2.30%.