<SEC-DOCUMENT>0001564590-21-019402-index.html : 20210419
<SEC-HEADER>0001564590-21-019402.hdr.sgml : 20210419
<ACCEPTANCE-DATETIME>20210419160531
ACCESSION NUMBER:		0001564590-21-019402
CONFORMED SUBMISSION TYPE:	DEF 14A
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20210610
FILED AS OF DATE:		20210419
DATE AS OF CHANGE:		20210419

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			IDEAYA Biosciences, Inc.
		CENTRAL INDEX KEY:			0001676725
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				474268251
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEF 14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38915
		FILM NUMBER:		21834607

	BUSINESS ADDRESS:	
		STREET 1:		7000 SHORELINE COURT, SUITE 350
		CITY:			SOUTH SAN FRANCISCO
		STATE:			CA
		ZIP:			94080
		BUSINESS PHONE:		650-443-6209

	MAIL ADDRESS:	
		STREET 1:		7000 SHORELINE COURT, SUITE 350
		CITY:			SOUTH SAN FRANCISCO
		STATE:			CA
		ZIP:			94080

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Ideaya Biosciences, Inc.
		DATE OF NAME CHANGE:	20160609
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEF 14A
<SEQUENCE>1
<FILENAME>idya-def14a_20210610.htm
<DESCRIPTION>DEF 14A
<TEXT>
Document 1 - file: idya-def14a_20210610.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>gmwrywygij2p000001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: gmwrywygij2p000001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>gmwrywygij2p000002.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: gmwrywygij2p000002.jpg

</DOCUMENT>
</SEC-DOCUMENT>