0001209191-23-026736.txt : 20230502 0001209191-23-026736.hdr.sgml : 20230502 20230502185122 ACCESSION NUMBER: 0001209191-23-026736 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230501 FILED AS OF DATE: 20230502 DATE AS OF CHANGE: 20230502 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Srinivasan Venkatesh CENTRAL INDEX KEY: 0001974888 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38662 FILM NUMBER: 23881058 MAIL ADDRESS: STREET 1: C/O SUTRO BIOPHARMA, INC. STREET 2: 111 OYSTER POINT BLVD. 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] 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 doc4.xml FORM 4 SUBMISSION X0407 4 2023-05-01 0 0001382101 SUTRO BIOPHARMA, INC. STRO 0001974888 Srinivasan Venkatesh C/O SUTRO BIOPHARMA, INC. 111 OYSTER POINT BLVD. SOUTH SAN FRANCISCO CA 94080 0 1 0 0 Chief Tech Op Officer 0 Stock Option (right to buy Common Stock) 4.58 2023-05-01 4 A 0 7500 0.00 A 2033-05-01 Common Stock 7500 7500 D Restricted Stock Unit (RSU) 2023-05-01 4 A 0 10000 0.00 A 2027-05-01 Common 10000 10000 D The option vests as to 2.0833% of the total shares monthly, beginning on June 1, 2023, with 100% of the total shares vested and exercisable on May 1, 2027, subject to the reporting person's provision of service to the issuer on each vesting date. Each RSU represents a contingent right to receive one (1) share of the issuer's Common Stock upon settlement. The RSUs vest as to 1/4th of the total shares annually beginning on May 1, 2024, subject to continued service through each vesting date. /s/ Edward C. Albini as attorney-in-fact for Venkatesh Srinivasan 2023-05-02