0001209191-22-018485.txt : 20220314 0001209191-22-018485.hdr.sgml : 20220314 20220314164215 ACCESSION NUMBER: 0001209191-22-018485 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20220314 FILED AS OF DATE: 20220314 DATE AS OF CHANGE: 20220314 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: 22737177 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: 1820 GATEWAY DRIVE STREET 2: SUITE 110 CITY: SAN MATEO STATE: CA ZIP: 94404 BUSINESS PHONE: (605) 376-8679 MAIL ADDRESS: STREET 1: 1820 GATEWAY DRIVE STREET 2: SUITE 110 CITY: SAN MATEO STATE: CA ZIP: 94404 FORMER COMPANY: FORMER CONFORMED NAME: ProNAi Therapeutics Inc DATE OF NAME CHANGE: 20040513 4 1 doc4.xml FORM 4 SUBMISSION X0306 4 2022-03-14 0 0001290149 Sierra Oncology, Inc. SRRA 0001819688 Turner William D. C/O SIERRA ONCOLOGY, INC. 1820 GATEWAY DRIVE, SUITE 110 SAN MATEO CA 94404 0 1 0 0 Chief Reg & Tech Ops Officer Stock Option (Right to Buy) 31.54 2022-03-14 4 A 0 35000 0.00 A 2032-03-14 Common Stock 35000 35000 D The option vests as to 25% of the total shares subject to the option on March 14, 2023, 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 14, 2026, subject to Reporting Person's provision of service to the Issuer on each vesting date. /s/ Mary Christina Thomson, Attorney-In-Fact for William D. Turner 2022-03-14