Bank stocks significantly outperformed the broader benchmark S&P 500 in August.Since the Great Recession, bank stocks have woefully underperformed the broader benchmark S&P 500 index. But in August, banks caught a bid as the market began to price in a higher likelihood of an interest rate cut at the Federal Reserve's upcoming September meeting.Lower rates could stimulate the economy and boost lending, help maintain strong credit quality, and steepen the yield curve, especially when you consider what's going ...