Aug 10, 2011 (SmarTrend(R) News Watch via COMTEX) -- Below are the top five companies in the Aluminum industry as measured by relative performance. This analysis was compiled based on yesterday's trading activity as we search for stocks that have the potential to outperform.

Century Aluminum (NASDAQ:CENX - Snapshot Report) ranks first with a gain of 15.59%; Alumina (NYSE:AWC - Snapshot Report) ranks second with a gain of 13.93%; and Noranda Aluminum (NYSE:NOR - Snapshot Report) ranks third with a gain of 13.11%.

Aluminum of China (NYSE:ACH - Analyst Report) follows with a gain of 9.72% and Alcoa (NYSE:AA - Analyst Report) rounds out the top five with a gain of 8.03%.

SmarTrend currently has shares of Century Aluminum in an Downtrend and issued the Downtrend alert on July 15, 2011 at $13.87. The stock has fallen 26.7% since the Downtrend alert was issued.