Q3's Rising Stars: 3 S&P 500 Stocks for Your Must-Watch List

It's possible to beat the index if you pick the right stocks within the index. These three S&P 500 stocks look poised to outperform the index itself. Iron Mountain (NYSE:IRM) offers physical and data storage for numerous corporations, including 90% of Fortune 1,000 Companies. The firm serves more than 240,000 customers and has a history of outperforming the S&P 500. Shares are up by 44% year-to-date, and they have more than tripled over the past five years. Wall Street analysts believe the stock can rally h ...