The Computer and Technology group has plenty of great stocks, but investors should always be looking for companies that are outperforming their peers. American Superconductor (AMSC) is a stock that can certainly grab the attention of many investors, but do its recent returns compare favorably to the sector as a whole? Let's take a closer look at the stock's year-to-date performance to find out.American Superconductor is a member of our Computer and Technology group, which includes 617 different companies an ...