 CAMBRIDGE, Mass., May 03, 2021 GLOBE NEWSWIRE -- Mersana Therapeutics, Inc. NASDAQ:MRSN, a clinical-stage biopharmaceutical company focused on discovering and developing a pipeline of antibody-drug conjugates ADCs targeting cancers in areas of high unmet medical need, today announced that it will host a conference call and webcast on Monday, May 10, 2021 at 4:30 p.m. ET to report financial results for the first quarter ended March 31, 2021 and provide business updates. 