<SEC-DOCUMENT>0001596770-16-000106-index.html : 20160212
<SEC-HEADER>0001596770-16-000106.hdr.sgml : 20160212
<ACCEPTANCE-DATETIME>20160212172033
ACCESSION NUMBER:		0001596770-16-000106
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20160212
DATE AS OF CHANGE:		20160212

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CymaBay Therapeutics, Inc.
		CENTRAL INDEX KEY:			0001042074
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				943103561
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-87950
		FILM NUMBER:		161420805

	BUSINESS ADDRESS:	
		STREET 1:		7999 GATEWAY BLVD
		STREET 2:		SUITE 130
		CITY:			NEWARK
		STATE:			CA
		ZIP:			94560
		BUSINESS PHONE:		510-293-8800

	MAIL ADDRESS:	
		STREET 1:		7999 GATEWAY BLVD
		STREET 2:		SUITE 130
		CITY:			NEWARK
		STATE:			CA
		ZIP:			94560

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	METABOLEX, INC.
		DATE OF NAME CHANGE:	20090721

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	METABOLEX INC
		DATE OF NAME CHANGE:	19970710

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ALTA BIOPHARMA PARTNERS III LP
		CENTRAL INDEX KEY:			0001257444
		IRS NUMBER:				050573803
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		ONE EMBARCADERO CENTER, SUITE 3700
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111
		BUSINESS PHONE:		4153624022

	MAIL ADDRESS:	
		STREET 1:		ONE EMBARCADERO CENTER, SUITE 3700
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94111
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>schedule13ga.htm
<DESCRIPTION>CYMABAY SCHEDULE 13GA 2-12-16
<TEXT>
Document 1 - file: schedule13ga.htm

</DOCUMENT>
</SEC-DOCUMENT>