Westlake Chemical (WLK) came out with quarterly earnings of 2.40pershare,beatingtheZacksConsensusEstimateof1.90 per share. This compares to earnings of 2.31pershareayearago.Thesefiguresareadjustedfornon−recurringitems.Thisquarterlyreportrepresentsanearningssurpriseof26.321.09 per share when it actually produced earnings of $1.34, delivering a surprise of 22.94%. Over the last four quarters, ...