It has been reported that the U. S. stock futures had a higher opening and were trading higher. With the focus of the key economic data set into the strong overseas market and the investors expected to render their support for yet another gain, which will be the fourth consecutive straight session in terms of gain.

It has also been announced that the S&P 500 futures have risen by about 0.3 per cent and the Dow Jones futures had inched upwards by about 0.25 per cent and the futures of Nasdaq 100 had inched forward by about 0.35 per cent.

The rising prices of memory chips increased the sales of Micron Technology Inc., and the company has posted its very first quarterly profit after a long time span of nearly three years and is further expected to be in focus as the sales had exceeded the expectations of Wall Street.

The other company that will be in constant focus is the smartphone maker Research in Motion Ltd. The reason for this is the fact that American users of the BlackBerry device saw widespread delay in the delivery of e-mail messages.