<SEC-DOCUMENT>0001144204-18-052437-index.html : 20181004
<SEC-HEADER>0001144204-18-052437.hdr.sgml : 20181004
<ACCEPTANCE-DATETIME>20181004092411
ACCESSION NUMBER:		0001144204-18-052437
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20181004
DATE AS OF CHANGE:		20181004
GROUP MEMBERS:		CITADEL ADVISORS HOLDINGS LP
GROUP MEMBERS:		CITADEL GP LLC
GROUP MEMBERS:		KENNETH GRIFFIN

SUBJECT COMPANY:	

	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

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-90656
		FILM NUMBER:		181107017

	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

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CITADEL ADVISORS LLC
		CENTRAL INDEX KEY:			0001423053
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		C/O CITADEL LLC
		STREET 2:		131 S. DEARBORN ST., 32ND FLOOR
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60603
		BUSINESS PHONE:		312-395-2100

	MAIL ADDRESS:	
		STREET 1:		C/O CITADEL LLC
		STREET 2:		131 S. DEARBORN ST., 32ND FLOOR
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60603
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>tv504149_sc13g.htm
<DESCRIPTION>SC 13G
<TEXT>
Document 1 - file: tv504149_sc13g.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>tv504149_ex99-1.htm
<DESCRIPTION>JOINT FILING AGREEMENT
<TEXT>
Document 2 - file: tv504149_ex99-1.htm

</DOCUMENT>
</SEC-DOCUMENT>