DaVita HealthCare (DVA) came out with quarterly earnings of 2.59pershare,beatingtheZacksConsensusEstimateof2.47 per share. This compares to earnings of 2.08pershareayearago.Thesefiguresareadjustedfornon−recurringitems.Thisquarterlyreportrepresentsanearningssurpriseof4.861.96 per share when it actually produced earnings of $2.38, delivering a surprise of 21.43%. Over the last four qua ...