0001104659-19-034799.txt : 20190611
0001104659-19-034799.hdr.sgml : 20190611
20190611163600
ACCESSION NUMBER: 0001104659-19-034799
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20190607
FILED AS OF DATE: 20190611
DATE AS OF CHANGE: 20190611
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Alleva Lawrence M
CENTRAL INDEX KEY: 0001553053
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-38129
FILM NUMBER: 19891385
MAIL ADDRESS:
STREET 1: 1000 WINTER STREET
STREET 2: SUITE 3300
CITY: WALTHAM
STATE: MA
ZIP: 02451
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
2019-06-07
0
0001442836
Mersana Therapeutics, Inc.
MRSN
0001553053
Alleva Lawrence M
C/O MERSANA THERAPEUTICS, INC.
840 MEMORIAL DRIVE
CAMBRIDGE
MA
02139
1
0
0
0
Stock Option (right to buy)
4.31
2019-06-07
4
A
0
25000
0
A
2029-06-07
Common Stock
25000
25000
D
The option vests in full on the earlier of the first anniversary of the date of grant or the date of the 2020 Annual Meeting of Stockholders of Mersana Therapeutics, Inc.
/s/ David Spellman, as Attorney-in-Fact
2019-06-11