<SEC-DOCUMENT>0001193125-20-164793-index.html : 20200609
<SEC-HEADER>0001193125-20-164793.hdr.sgml : 20200609
<ACCEPTANCE-DATETIME>20200609172658
ACCESSION NUMBER:		0001193125-20-164793
CONFORMED SUBMISSION TYPE:	S-8
PUBLIC DOCUMENT COUNT:		5
FILED AS OF DATE:		20200609
DATE AS OF CHANGE:		20200609
EFFECTIVENESS DATE:		20200609

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ACI WORLDWIDE, INC.
		CENTRAL INDEX KEY:			0000935036
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		IRS NUMBER:				470772104
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-8
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-239054
		FILM NUMBER:		20952827

	BUSINESS ADDRESS:	
		STREET 1:		3520 KRAFT ROAD, SUITE 300
		CITY:			NAPLES
		STATE:			FL
		ZIP:			34105
		BUSINESS PHONE:		239-403-4600

	MAIL ADDRESS:	
		STREET 1:		3520 KRAFT ROAD, SUITE 300
		CITY:			NAPLES
		STATE:			FL
		ZIP:			34105

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TRANSACTION SYSTEMS ARCHITECTS INC
		DATE OF NAME CHANGE:	19950109
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-8
<SEQUENCE>1
<FILENAME>d887859ds8.htm
<DESCRIPTION>S-8
<TEXT>
Document 1 - file: d887859ds8.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>2
<FILENAME>d887859dex51.htm
<DESCRIPTION>EX-5.1
<TEXT>
Document 2 - file: d887859dex51.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>3
<FILENAME>d887859dex231.htm
<DESCRIPTION>EX-23.1
<TEXT>
Document 3 - file: d887859dex231.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>g887859g03y47.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: g887859g03y47.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>g887859g43j14.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: g887859g43j14.jpg

</DOCUMENT>
</SEC-DOCUMENT>