Dec. 31, 2010: $13.55
Dec. 31, 2009: $14.36
Like a lot of companies, Dell's stock reached its 2010 low in late August, bottoming out at $11.59 on August 24. The company made several acquisitions in 2010, but the one that drew the most attention was one it lost; 3Par, to arch rival Hewlett-Packard.
Wall Street was also probably not impressed by the $100 million penalty it paid to settle a suit with the Securities and Exchange Commission (SEC) regarding its financial practice.