Mersana Therapeutics, Inc. (MRSN) came out with a quarterly loss of 0.20pershareversustheZacksConsensusEstimateofalossof0.18. This compares to loss of 0.47pershareayearago.Thesefiguresareadjustedfornon−recurringitems.Thisquarterlyreportrepresentsanearningssurpriseof−11.110.18 per share when it actually produced a loss of $0.16, delivering a surprise of 11.11%. Over the last four quarters, the compan ...