0001104659-22-109824.txt : 20221019 0001104659-22-109824.hdr.sgml : 20221019 20221019071813 ACCESSION NUMBER: 0001104659-22-109824 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20221017 FILED AS OF DATE: 20221019 DATE AS OF CHANGE: 20221019 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Stein Steven H CENTRAL INDEX KEY: 0001673776 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-40869 FILM NUMBER: 221317225 MAIL ADDRESS: STREET 1: 1801 AUGUSTINE CUT-OFF CITY: WILMINGTON STATE: DE ZIP: 19803 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Theseus Pharmaceuticals, Inc. CENTRAL INDEX KEY: 0001745020 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 830712806 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 314 MAIN STREET, SUITE 04-200 CITY: CAMBRIDGE STATE: MA ZIP: 02142 BUSINESS PHONE: (857) 400-9491 MAIL ADDRESS: STREET 1: 314 MAIN STREET, SUITE 04-200 CITY: CAMBRIDGE STATE: MA ZIP: 02142 4 1 tm2228422-2_4seq1.xml OWNERSHIP DOCUMENT X0306 4 2022-10-17 0 0001745020 Theseus Pharmaceuticals, Inc. THRX 0001673776 Stein Steven H C/O THESEUS PHARMACEUTICALS, INC. 314 MAIN STREET CAMBRIDGE MA 02142 1 0 0 0 Stock Option (right to buy) 5.97 2022-10-17 4 A 0 60000 0.00 A 2032-10-17 Common Stock 60000 60000 D The options are subject to a service-based vesting requirement, which shall be satisfied over a three-year period with 1/36th of the options vesting on November 17, 2022 and 1/36th of the options vesting monthly thereafter, subject to the Reporting Person's continuous service with the issuer on each such vesting date. /s/ Bradford Dahms - Attorney-in-Fact 2022-10-19