Mersana Therapeutics, Inc. (MRSN) came out with a quarterly loss of 0.16pershareversustheZacksConsensusEstimateofalossof0.18. This compares to loss of 0.52pershareayearago.Thesefiguresareadjustedfornon−recurringitems.Thisquarterlyreportrepresentsanearningssurpriseof11.110.20 per share when it actually produced a loss of $0.16, delivering a surprise of 20%.Over the last four quarters, the company has ...