Growth investors focus on stocks that are seeing above-average financial growth, as this feature helps these securities garner the market's attention and deliver solid returns. But finding a growth stock that can live up to its true potential can be a tough task.

A slump of 2.6% for Nvidia pulled the market lower after China said it's investigating the superstar company over suspected violations of Chinese anti-monopoly laws. Nvidia has become one of Wall Street’s most valuable companies because its chips are driving much of the world’s move into artificial-intelligence technology.