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 Humana (HUM) . This company, which is in the Zacks Medical - HMOs industry, shows potential for another earnings beat.When looking at the last two reports, this health insurer has recorded a strong streak of surpassing earnings estimates. The company has topped estimates by 18.85%, on average, in the last two quarters.For the ...