0001209191-17-042062.txt : 20170627 0001209191-17-042062.hdr.sgml : 20170627 20170627202443 ACCESSION NUMBER: 0001209191-17-042062 CONFORMED SUBMISSION TYPE: 3 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20170627 FILED AS OF DATE: 20170627 DATE AS OF CHANGE: 20170627 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Mersana Therapeutics, Inc. CENTRAL INDEX KEY: 0001442836 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 840 MEMORIAL DRIVE CITY: CAMBRIDGE STATE: MA ZIP: 02139 BUSINESS PHONE: 617-498-0020 MAIL ADDRESS: STREET 1: 840 MEMORIAL DRIVE CITY: CAMBRIDGE STATE: MA ZIP: 02139 FORMER COMPANY: FORMER CONFORMED NAME: MERSANA THERAPEUTICS INC DATE OF NAME CHANGE: 20080813 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Nayeem Sara M. CENTRAL INDEX KEY: 0001709110 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38129 FILM NUMBER: 17933563 MAIL ADDRESS: STREET 1: 5425 WISCONSIN AVENUE STREET 2: SUITE 800 CITY: CHEVY CHASE STATE: MD ZIP: 20815 3 1 doc3.xml FORM 3 SUBMISSION X0206 3 2017-06-27 1 0001442836 Mersana Therapeutics, Inc. MRSN 0001709110 Nayeem Sara M. 1954 GREENSPRING DRIVE SUITE 600 TIMONIUM MD 21093 1 0 0 0 /s/ Sasha Keough, attorney-in-fact 2017-06-27