0001415889-24-016211.txt : 20240610 0001415889-24-016211.hdr.sgml : 20240610 20240610162219 ACCESSION NUMBER: 0001415889-24-016211 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240606 FILED AS OF DATE: 20240610 DATE AS OF CHANGE: 20240610 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Hunter Heidi CENTRAL INDEX KEY: 0001891841 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38662 FILM NUMBER: 241033049 MAIL ADDRESS: STREET 1: C/O SUTRO BIOPHARMA, INC. STREET 2: 310 UTAH AVE., SUITE 150 CITY: SOUTH SAN FRANCISCO STATE: CA ZIP: 94080 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: SUTRO BIOPHARMA, INC. CENTRAL INDEX KEY: 0001382101 STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836] ORGANIZATION NAME: 03 Life Sciences IRS NUMBER: 452441988 FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 111 OYSTER POINT BLVD. CITY: SOUTH SAN FRANCISCO STATE: CA ZIP: 94080 BUSINESS PHONE: 650-392-8412 MAIL ADDRESS: STREET 1: 111 OYSTER POINT BLVD. CITY: SOUTH SAN FRANCISCO STATE: CA ZIP: 94080 FORMER COMPANY: FORMER CONFORMED NAME: SUTRO BIOPHARMA INC DATE OF NAME CHANGE: 20061127 4 1 form4-06102024_080615.xml X0508 4 2024-06-06 0001382101 SUTRO BIOPHARMA, INC. STRO 0001891841 Hunter Heidi C/O SUTRO BIOPHARMA, INC. 111 OYSTER POINT BLVD. SOUTH SAN FRANCISCO CA 94080 true false false false 0 Stock Option (right to buy) 3.76 2024-06-06 4 A 0 35000 0 A 2034-06-06 Common Stock 35000 35000 D The option vests as to 8.33% of the total award monthly, commencing July 6, 2024, with 100% of the award vested and exercisable on the earlier of the date of the issuer's 2025 annual stockholders meeting or June 6, 2025, subject to the reporting person's provision of service to the issuer on each vesting date. /s/ Edward C. Albini as attorney-in-fact 2024-06-10