0001485003-21-000026.txt : 20210223 0001485003-21-000026.hdr.sgml : 20210223 20210223171828 ACCESSION NUMBER: 0001485003-21-000026 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210219 FILED AS OF DATE: 20210223 DATE AS OF CHANGE: 20210223 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Sullivan Mark CENTRAL INDEX KEY: 0001331843 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36296 FILM NUMBER: 21666827 MAIL ADDRESS: STREET 1: 1000 BISHOPS GATE BOULEVARD STREET 2: SUITE 300 CITY: MOUNT LAUREL STATE: NJ ZIP: 08054 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Sesen Bio, Inc. CENTRAL INDEX KEY: 0001485003 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 262025616 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 245 FIRST STREET STREET 2: SUITE 1800 CITY: CAMBRIDGE STATE: MA ZIP: 02142 BUSINESS PHONE: 617-444-8550 MAIL ADDRESS: STREET 1: 245 FIRST STREET STREET 2: SUITE 1800 CITY: CAMBRIDGE STATE: MA ZIP: 02142 FORMER COMPANY: FORMER CONFORMED NAME: Eleven Biotherapeutics, Inc. DATE OF NAME CHANGE: 20100223 4 1 wf-form4_161411868889400.xml FORM 4 X0306 4 2021-02-19 0 0001485003 Sesen Bio, Inc. SESN 0001331843 Sullivan Mark C/O SESEN BIO, INC. 245 FIRST STREET, SUITE 1800 CAMBRIDGE MA 02142 0 1 0 0 General Counsel & Secretary Employee Stock Option (Right to Buy) 3.17 2021-02-19 4 A 0 300000 0 A 2031-02-19 Common Stock 300000.0 300000 D On February 19, 2021, the reporting person was awarded options to purchase 300,000 shares of the common stock of Sesen Bio, Inc. (the "Company"), which options vest 6.25% every three months commencing on January 1, 2021 over four years provided the reporting person is employed by the Company at each such vesting date. /s/ Mark R. Sullivan 2021-02-23