<SEC-DOCUMENT>0001209191-18-052349-index.html : 20180926
<SEC-HEADER>0001209191-18-052349.hdr.sgml : 20180926
<ACCEPTANCE-DATETIME>20180926182919
ACCESSION NUMBER:		0001209191-18-052349
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180926
FILED AS OF DATE:		20180926
DATE AS OF CHANGE:		20180926

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Petree Daniel H
		CENTRAL INDEX KEY:			0001294939

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38662
		FILM NUMBER:		181089061

	MAIL ADDRESS:	
		STREET 1:		4350 EXECUTIVE DRIVE SUITE 325
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121

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
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>doc3.xml
<DESCRIPTION>FORM 3 SUBMISSION
<TEXT>
Document 1 - file: doc3.html
Document 1 - RAW XML: doc3.xml
</DOCUMENT> </SEC-DOCUMENT>