<SEC-DOCUMENT>0001601364-15-000001-index.html : 20150126
<SEC-HEADER>0001601364-15-000001.hdr.sgml : 20150126
<ACCEPTANCE-DATETIME>20150126165959
ACCESSION NUMBER:		0001601364-15-000001
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20150122
FILED AS OF DATE:		20150126
DATE AS OF CHANGE:		20150126

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Versartis, Inc.
		CENTRAL INDEX KEY:			0001513818
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				244106690
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		4200 BOHANNON DRIVE
		STREET 2:		SUITE 250
		CITY:			MENLO PARK
		STATE:			CA
		ZIP:			94025
		BUSINESS PHONE:		6509638580

	MAIL ADDRESS:	
		STREET 1:		4200 BOHANNON DRIVE
		STREET 2:		SUITE 250
		CITY:			MENLO PARK
		STATE:			CA
		ZIP:			94025

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Advent Life Sciences Fund I LP
		CENTRAL INDEX KEY:			0001601363

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36361
		FILM NUMBER:		15549185

	BUSINESS ADDRESS:	
		STREET 1:		158 NORTH GOWER STREET
		CITY:			LONDON
		STATE:			X0
		ZIP:			NW1 2ND
		BUSINESS PHONE:		44 (0) 207 932 2120

	MAIL ADDRESS:	
		STREET 1:		158 NORTH GOWER STREET
		CITY:			LONDON
		STATE:			X0
		ZIP:			NW1 2ND

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Advent Life Sciences LLP
		CENTRAL INDEX KEY:			0001601364

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36361
		FILM NUMBER:		15549186

	BUSINESS ADDRESS:	
		STREET 1:		158 NORTH GOWER STREET
		CITY:			LONDON
		STATE:			X0
		ZIP:			NW1 2ND
		BUSINESS PHONE:		44 (0) 207 932 2120

	MAIL ADDRESS:	
		STREET 1:		158 NORTH GOWER STREET
		CITY:			LONDON
		STATE:			X0
		ZIP:			NW1 2ND
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
Document 1 - file: primary_doc.html

Document 1 - RAW XML: primary_doc.xml

</DOCUMENT>
</SEC-DOCUMENT>