If you are looking for a stock that has a solid history of beating earnings estimates and is in a good position to maintain the trend in its next quarterly report, you should consider Amphastar Pharmaceuticals (AMPH) . This company, which is in the Zacks Medical - Generic Drugs industry, shows potential for another earnings beat. This specialty pharmaceutical company has an established record of topping earnings estimates, especially when looking at the previous two reports. The company boasts an average su ...