Patterson Cos. (PDCO) came out with quarterly earnings of 0.82pershare,missingtheZacksConsensusEstimateof0.83 per share. This compares to earnings of 0.84pershareayearago.Thesefiguresareadjustedfornon−recurringitems.Thisquarterlyreportrepresentsanearningssurpriseof−1.200.60 per share when it actually produced earnings of $0.59, delivering a surprise of -1.67%. Over the last four quarte ...