0001104659-20-000913.txt : 20200103
0001104659-20-000913.hdr.sgml : 20200103
20200103163817
ACCESSION NUMBER: 0001104659-20-000913
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20200102
FILED AS OF DATE: 20200103
DATE AS OF CHANGE: 20200103
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Hege Kristen
CENTRAL INDEX KEY: 0001299171
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-38129
FILM NUMBER: 20506121
MAIL ADDRESS:
STREET 1: 500 FORBES BLVD
CITY: SOUTH SAN FRANCISCO
STATE: CA
ZIP: 94070
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
a4.xml
4
X0306
4
2020-01-02
0
0001442836
Mersana Therapeutics, Inc.
MRSN
0001299171
Hege Kristen
C/O MERSANA THERAPEUTICS, INC.
840 MEMORIAL DRIVE
CAMBRIDGE
MA
02139
1
0
0
0
Stock Option (right to buy)
5.36
2020-01-02
4
A
0
11264
0
A
2030-01-02
Common Stock
11264
11264
D
The option becomes exercisable in equal quarterly installments on the last day of each calendar quarter of 2020.
/s/ Eva Jack, as Attorney-in-Fact
2020-01-03