This coffee purveyer reported strong financial results, driven by new store openings. There are some well-established chains in the restaurant sector that have become household names at this point. But there are also smaller businesses in the industry that investors might want to take a closer look at these days. With a market capitalization of just $6 billion, one particular restaurant stock likely flies under the radar. It also doesn't help that its shares are trading 53% below their all-time high, a mile ...