<SEC-DOCUMENT>0001047469-18-003931-index.html : 20180521
<SEC-HEADER>0001047469-18-003931.hdr.sgml : 20180521
<ACCEPTANCE-DATETIME>20180521163150
ACCESSION NUMBER:		0001047469-18-003931
CONFORMED SUBMISSION TYPE:	424B5
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20180521
DATE AS OF CHANGE:		20180521

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ARDELYX, INC.
		CENTRAL INDEX KEY:			0001437402
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		424B5
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-205631
		FILM NUMBER:		18850034

	BUSINESS ADDRESS:	
		STREET 1:		34175 ARDENWOOD BLVD.
		CITY:			FREMONT
		STATE:			CA
		ZIP:			94555
		BUSINESS PHONE:		510-745-7047

	MAIL ADDRESS:	
		STREET 1:		34175 ARDENWOOD BLVD.
		CITY:			FREMONT
		STATE:			CA
		ZIP:			94555

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NTERYX INC
		DATE OF NAME CHANGE:	20080611
</SEC-HEADER>
<DOCUMENT>
<TYPE>424B5
<SEQUENCE>1
<FILENAME>a2235783z424b5.htm
<DESCRIPTION>424B5
<TEXT>
Document 1 - file: a2235783z424b5.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>g676493.jpg
<DESCRIPTION>G676493.JPG
<TEXT>
Document 2 - file: g676493.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g972341.jpg
<DESCRIPTION>G972341.JPG
<TEXT>
Document 3 - file: g972341.jpg

</DOCUMENT>
</SEC-DOCUMENT>