0001104659-20-081224.txt : 20200706
0001104659-20-081224.hdr.sgml : 20200706
20200706161557
ACCESSION NUMBER: 0001104659-20-081224
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20200702
FILED AS OF DATE: 20200706
DATE AS OF CHANGE: 20200706
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Mandelia Ashish
CENTRAL INDEX KEY: 0001782805
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-38129
FILM NUMBER: 201013688
MAIL ADDRESS:
STREET 1: 840 MEMORIAL DRIVE
CITY: CAMBRIDGE
STATE: MA
ZIP: 02139
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
2020-07-02
0
0001442836
Mersana Therapeutics, Inc.
MRSN
0001782805
Mandelia Ashish
C/O MERSANA THERAPEUTICS, INC.
840 MEMORIAL DRIVE
CAMBRIDGE
MA
02139
0
1
0
0
VP, Controller
Common Stock
2020-06-30
5
P
0
E
3383
4.87
A
3383
D
Common Stock
2020-07-02
4
S
0
3383
22.49
D
0
D
Transaction made pursuant to Issuer's 2017 Employee Stock Purchase Program ("ESPP"), for the ESPP purchase period of January 1, 2020 through June 30, 2020.
In accordance with the ESPP, these shares were purchased at a price equal to 85% of the closing price of Issuer's common stock December 31, 2019.
Transaction made pursuant to the Reporting Person's company-approved trading plan under Rule 10b5-1.
/s/ Eva Jack, as Attorney-in-Fact
2020-07-06