0001209191-21-057975.txt : 20210928 0001209191-21-057975.hdr.sgml : 20210928 20210928185310 ACCESSION NUMBER: 0001209191-21-057975 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210924 FILED AS OF DATE: 20210928 DATE AS OF CHANGE: 20210928 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: ALBINI EDWARD C CENTRAL INDEX KEY: 0001240014 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38662 FILM NUMBER: 211288814 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: 310 UTAH AVE., SUITE 150 CITY: SOUTH SAN FRANCISCO STATE: CA ZIP: 94080 BUSINESS PHONE: 650-392-8412 MAIL ADDRESS: STREET 1: 310 UTAH AVE., SUITE 150 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 X0306 4 2021-09-24 0 0001382101 SUTRO BIOPHARMA, INC. STRO 0001240014 ALBINI EDWARD C C/O SUTRO BIOPHARMA, INC. 310 UTAH AVENUE, SUITE 150 SOUTH SAN FRANCISCO CA 94080 0 1 0 0 CFO and Secretary Common Stock 2021-09-24 4 M 0 7174 0.00 A 21374 D Common Stock 2021-09-24 4 F 0 2480 19.23 D 18894 D Restricted Stock Unit (RSU) 2021-09-24 4 M 0 7174 0.00 D 2021-09-26 Common Stock 7174 0 D Represents the number of shares of Common Stock that have been withheld by the issuer to satisfy its income tax withholding and remittance obligations in connection with the net settlement of the RSUs and does not represent a sale by the reporting person. Each RSU represents a contingent right to receive one (1) share of the issuer's Common Stock upon settlement. The RSUs vest as to 1/3rd of the total shares annually beginning on September 26, 2019, subject to continued service through each vesting date. /s/ Edward C. Albini 2021-09-28