Stocks ended the week modestly higher. But the big story of the day was not about direction. Instead investors remained fixated on yesterday's trading freeze on the Nasdaq. Officials with the exchange say the three-hour shutdown was caused by a connectivity issue with an exchange participant. An investigation is under way to make sure a repeat event doesn't occur.
Microsoft (MSFT) closed up almost 8% on the announcement that CEO Steve Ballmer will be retiring within a year. "There is never a perfect time for this type of transition, but now is the right time," Ballmer said in a statement released by the company. Ballmer has served as Microsoft's CEO since 2000, when he replaced founder Bill Gates. So far no replacement has been named. Under Ballmer's helm, the company has lost considerable influence to other tech companies like Apple and Google. Two months ago it announced a restructuring plan. In his statement BallmerRead More »from Stocks End Week with Slight Gain; Microsoft Climbs on Ballmer Announcement