Groupon was downgraded from Neutral to Dangerous this week after a rapid run up in its stock price.

Expectations for S&P 500 earnings growth for the third quarter stand at 11.7%. Revenues are anticipated to come in with 4.5% growth.

Revenues jumped 27% year over year to $757 million, which beat the Zacks Consensus Estimate of $747 million.

December E-mini S&Ps (ESZ14 +1.07%) this morning are up +1.16% at a contract high and European stocks are up +1.96% as global stocks rallied sharply after the BOJ unexpectedly expanded stimulus.

Daily-deals provider Groupon (GRPN​ - Analyst Report) and job-oriented social media firm LinkedIn (LNKD - Analyst Report) both beat revenue estimates for their September quarters, along with beating earnings estimates.

The StockTwits Top 10 portfolio is up slightly to begin the month. Most of the stocks in the portfolio are basically flat, showing small gains or losses. Seven stocks are up and three are down.