0001104659-24-077365.txt : 20240702
0001104659-24-077365.hdr.sgml : 20240702
20240702162555
ACCESSION NUMBER: 0001104659-24-077365
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20240701
FILED AS OF DATE: 20240702
DATE AS OF CHANGE: 20240702
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Alleva Lawrence M
CENTRAL INDEX KEY: 0001553053
ORGANIZATION NAME:
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-38129
FILM NUMBER: 241095839
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]
ORGANIZATION NAME: 03 Life Sciences
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
tm2418758-1_4seq1.xml
OWNERSHIP DOCUMENT
X0508
4
2024-07-01
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
0
Stock Option (right to buy)
1.97
2024-07-01
4
A
0
8972
0
A
2034-06-30
Common Stock
8972
8972
D
This stock option was granted in connection with the Reporting Person's election to receive the Reporting Person's quarterly retainer for director services in the form of stock options rather than cash. The options were granted to the Reporting Person pursuant to the Issuer's Amended & Restated Non-Employee Director Compensation Policy, as amended, in lieu of retainer fees of $14,750 for the quarter ended June 30, 2024.
Fully vested as of the date of grant.
/s/ Brigitte Eichner, Attorney-in-Fact
2024-07-02