0001209191-21-021625.txt : 20210317 0001209191-21-021625.hdr.sgml : 20210317 20210317211838 ACCESSION NUMBER: 0001209191-21-021625 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210315 FILED AS OF DATE: 20210317 DATE AS OF CHANGE: 20210317 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Turner William D. CENTRAL INDEX KEY: 0001819688 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-37490 FILM NUMBER: 21752742 MAIL ADDRESS: STREET 1: C/O SIERRA ONCOLOGY, INC. STREET 2: 2150 885 WEST GEORGIA ST. CITY: VANCOUVER STATE: A1 ZIP: V6C 3E8 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Sierra Oncology, Inc. CENTRAL INDEX KEY: 0001290149 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 2150 ? 885 WEST GEORGIA STREET CITY: VANCOUVER STATE: A1 ZIP: V6C 3E8 BUSINESS PHONE: 604-558-6536 MAIL ADDRESS: STREET 1: 2150 ? 885 WEST GEORGIA STREET CITY: VANCOUVER STATE: A1 ZIP: V6C 3E8 FORMER COMPANY: FORMER CONFORMED NAME: ProNAi Therapeutics Inc DATE OF NAME CHANGE: 20040513 4 1 doc4.xml FORM 4 SUBMISSION X0306 4 2021-03-15 0 0001290149 Sierra Oncology, Inc. SRRA 0001819688 Turner William D. C/O SIERRA ONCOLOGY, INC. 1820 GATEWAY DR., SUITE 110 SAN MATEO CA 94404 0 1 0 0 Chief Reg & Tech Ops Officer Stock Option (Right to Buy) 16.73 2021-03-15 4 A 0 12300 0.00 A 2031-03-15 Common Stock 12300 12300 D The option vests as to 25% of the total shares subject to the option on March 15, 2022, and then 2.0833% of the shares subject to the option vest monthly thereafter, with 100% of the total shares subject to the option vested on March 15, 2025, subject to Reporting Person's provision of service to the Issuer on each vesting date. /s/Sukhi Jagpal Attorney-in-Fact for William D Turner 2021-03-17