<SEC-DOCUMENT>0001972362-23-000444.txt : 20230630
<SEC-HEADER>0001972362-23-000444.hdr.sgml : 20230630
<ACCEPTANCE-DATETIME>20230630173501
ACCESSION NUMBER:		0001972362-23-000444
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20230630
DATE AS OF CHANGE:		20230630

SUBJECT COMPANY:	

	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:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	000-25346
		FILM NUMBER:		231062927

	BUSINESS ADDRESS:	
		STREET 1:		2811 PONCE DE LEON BLVD PH1
		CITY:			CORAL GABLES
		STATE:			FL
		ZIP:			33134
		BUSINESS PHONE:		239-403-4600

	MAIL ADDRESS:	
		STREET 1:		2811 PONCE DE LEON BLVD PH1
		CITY:			CORAL GABLES
		STATE:			FL
		ZIP:			33134

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TRANSACTION SYSTEMS ARCHITECTS INC
		DATE OF NAME CHANGE:	19950109

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Lamouche Didier R
		CENTRAL INDEX KEY:			0001831993

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		6060 COVENTRY DRIVE
		CITY:			ELKHORN
		STATE:			NE
		ZIP:			68022
</SEC-HEADER>
<DOCUMENT>
<TYPE>144
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
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      <filer>
        <filerCredentials>
          <cik>0001831993</cik>
          <ccc>XXXXXXXX</ccc>
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      <liveTestFlag>LIVE</liveTestFlag>



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    <issuerInfo>
      <issuerCik>0000935036</issuerCik>
      <issuerName>ACI WORLDWIDE, INC.</issuerName>
      <secFileNumber>000-25346</secFileNumber>
      <issuerAddress>
        <com:street1>2811 PONCE DE LEON BLVD PH1</com:street1>
        <com:city>CORAL GABLES</com:city>
        <com:stateOrCountry>FL</com:stateOrCountry>
        <com:zipCode>33134</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>239-403-4600</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Lamouche Didier R</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Director</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>ETRADE FINANCIAL CORPORATION</name>
        <address>
          <com:street1>3 EDISON DRIVE</com:street1>
          <com:city>APLHARETTA</com:city>
          <com:stateOrCountry>GA</com:stateOrCountry>
          <com:zipCode>30005</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>6440</noOfUnitsSold>
      <aggregateMarketValue>148959.87</aggregateMarketValue>
      <noOfUnitsOutstanding>108300000</noOfUnitsOutstanding>
      <approxSaleDate>06/30/2023</approxSaleDate>
      <securitiesExchangeName>NASDAQ</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>COMON</securitiesClassTitle>
      <acquiredDate>05/31/2022</acquiredDate>
      <natureOfAcquisitionTransaction>RESTRICTED STOCK</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>6440</amountOfSecuritiesAcquired>
      <paymentDate>05/31/2022</paymentDate>
      <natureOfPayment>COMPENSATION</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>06/30/2023</noticeDate>
      <signature>/s/ Didier R Lamouche</signature>
    </noticeSignature>
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