Atara Biotherapeutics (ATRA) came out with a quarterly loss of 2.93pershareversustheZacksConsensusEstimateofalossof3.77. This compares to loss of 16.50pershareayearago.Thesefiguresareadjustedfornon−recurringitems.Thisquarterlyreportrepresentsanearningssurpriseof22.281.25 per share when it actually produced a loss of $3.10, delivering a surprise of -148%.Over the last four quarters, the company ...