These companies are growing quickly without their stock prices reflecting it. That presents an opportunity for investors today.A stock trading at a 52-week low is simply when the stock price is at its lowest point of the past 12 months. While this indicator does not guarantee that a stock is set to rebound and do well for shareholders, it can pay to look at a basket of 52-week low stocks and see if there are any high-quality businesses getting thrown out with the bath water. You might find some cheap stocks ...