Spero Therapeutics, Inc. (SPRO) came out with a quarterly loss of 0.32pershareversustheZacksConsensusEstimateofalossof0.27. This compares to earnings of 0.02pershareayearago.Thesefiguresareadjustedfornon−recurringitems.Thisquarterlyreportrepresentsanearningssurpriseof−18.520.35 per share when it actually produced a loss of $0.33, delivering a surprise of 5.71%.Over the last four quarters, the company ...