Small-cap stocks are frequently overlooked, as mega-cap stocks tend to command all of the attention. Small-caps have relatively modest market capitalizations, ranging from $300 million to $2 billion. Yet, these companies have the potential for rapid growth and innovation if investors are patient and willing to take a risk. Most of these companies are in the nascent stage of their growth cycle. As these companies innovate and expand, their stock prices can rise significantly. Here are two such hidden gems among the small-cap stocks that Wall Street believes will soar. Small-Cap Stock #1: Harmon…