0001604822-14-000041.txt : 20140408 0001604822-14-000041.hdr.sgml : 20140408 20140408163231 ACCESSION NUMBER: 0001604822-14-000041 CONFORMED SUBMISSION TYPE: D/A PUBLIC DOCUMENT COUNT: 1 ITEM INFORMATION: 06b FILED AS OF DATE: 20140408 DATE AS OF CHANGE: 20140408 EFFECTIVENESS DATE: 20140408 FILER: COMPANY DATA: COMPANY CONFORMED NAME: MERSANA THERAPEUTICS INC CENTRAL INDEX KEY: 0001442836 IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: D/A SEC ACT: 1933 Act SEC FILE NUMBER: 021-204292 FILM NUMBER: 14751427 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 D/A 1 primary_doc.xml X0707 D/A LIVE 0001442836 MERSANA THERAPEUTICS INC 840 MEMORIAL DRIVE CAMBRIDGE MA MASSACHUSETTS 02139 617-498-0020 DELAWARE None None Corporation true David Mott 840 Memorial Drive Cambridge MA MASSACHUSETTS 02139 Executive Officer Director Eva Jack 840 Memorial Drive Cambridge MA MASSACHUSETTS 02139 Executive Officer Sara Nayeem 840 Memorial Drive Cambridge MA MASSACHUSETTS 02139 Director Donald Bergstrom 840 Memorial Drive Cambridge MA MASSACHUSETTS 02139 Executive Officer Peter Park 840 Memorial Drive Cambridge MA MASSACHUSETTS 02139 Executive Officer Thomas Beck 840 Memorial Drive Cambridge MA MASSACHUSETTS 02139 Director Timothy B. Lowinger 840 Memorial Drive Cambridge MA MASSACHUSETTS 02139 Executive Officer Wayne Foster 840 Memorial Drive Cambridge MA MASSACHUSETTS 02139 Executive Officer Nicholas G. Bacopoulos 840 Memorial Drive Cambridge MA MASSACHUSETTS 02139 Director Biotechnology Decline to Disclose 06b true 0001588839-13-000001 2013-09-27 false true true true false 0 14505371 14505371 0 false 10 0 0 0 false MERSANA THERAPEUTICS INC Wayne Foster Wayne Foster Executive Vice President of Finance 2014-04-08