0001209191-20-024389.txt : 20200414 0001209191-20-024389.hdr.sgml : 20200414 20200414175402 ACCESSION NUMBER: 0001209191-20-024389 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20200413 FILED AS OF DATE: 20200414 DATE AS OF CHANGE: 20200414 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: BASKETT FOREST CENTRAL INDEX KEY: 0001277631 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38129 FILM NUMBER: 20792131 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 4 1 doc4.xml FORM 4 SUBMISSION X0306 4 2020-04-13 0 0001442836 Mersana Therapeutics, Inc. MRSN 0001277631 BASKETT FOREST 1954 GREENSPRING DRIVE SUITE 600 TIMONIUM MD 21093 0 0 1 0 Common Stock 2020-04-13 4 S 0 3190 8.5761 D 0 I See Note 2 Common Stock 7959520 I See Note 3 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $8.255 to $9.020, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote (1) to this Form 4. The securities are held directly by the Baskett-McKay Family Trust dtd 3/12/2014 (the "Baskett Trust"). The Reporting Person disclaims beneficial ownership within the meaning of Section 16 of the 1934 Act, as amended, of such portion of the shares of Common Stock of the Issuer held by the Baskett Trust in which the Reporting Person has no pecuniary interest. The Reporting Person is a director of NEA 14 GP, LTD, which is the sole general partner of NEA Partners 14, L.P. ("NEA Partners 14"). NEA Partners 14 is the sole general partner of New Enterprise Associates 14, L.P. ("NEA 14"), which is the direct beneficial owner of the securities. The Reporting Person disclaims beneficial ownership, within the meaning of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise of such portion of the NEA 14 shares in which the Reporting Person has no pecuniary interest. /s/ Sasha Keough, Attorney-in-Fact 2020-04-14