Cal-Maine Foods (CALM), the country's largest egg supplier, has excellent fundamentals and a strong position within a cyclical industry. It also has a high short interest, leaving the possibility of a short squeeze. We explore why you should consider adding Cal-Maine to your flock.

Rail stocks have taken a beating recently, with shares prices down 10-20% this year. Greenbrier (GBX) has been a part of that trend, losing 20% since June 1. That drop has left Greenbrier significantly undervalued, and the company has the catalysts in place to prosper in a cyclical industry. Learn more about this promising pick.

We think it's fair to say that the general reaction to Cigna (CI) rejecting Anthem's (ANTM) takeover offer has been disappointment. Cigna's share price, which shot up on news of Anthem's bids, has come back down to earth. Some have accused Cigna's board of greed, but we have a different take: Anthem buying Cigna would take away a quality opportunity.

Warren Buffett remains confident in American Express (AXP), which is down 15% this year. We think investors could be doing much better with similarly valued competitors Capital One (COF) and Discover (DFS), or pricier alternatives Visa (V) and Mastercard (MA).

You can now add 5 Year EPS Growth Estimate and Next Report Date to your table in Stock Rover. To add these columns to any view, use the Add Column searchbox in the Table's header. Next report date (earnings report date) is also available in the insight panel.

With our headquarters in Braintree, MA, we're proud to report that Stock Rover has been selected for the 2015 Best of Braintree Award in the Investing Services category by the Braintree Award Program. The program awards companies that "have achieved exceptional marketing success in their local community and business category."