<SEC-DOCUMENT>0001209191-21-051551.txt : 20210816
<SEC-HEADER>0001209191-21-051551.hdr.sgml : 20210816
<ACCEPTANCE-DATETIME>20210816114718
ACCESSION NUMBER:		0001209191-21-051551
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210812
FILED AS OF DATE:		20210816
DATE AS OF CHANGE:		20210816

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Castellvi Beatriz
		CENTRAL INDEX KEY:			0001738504

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34084
		FILM NUMBER:		211175806

	MAIL ADDRESS:	
		STREET 1:		P O BOX 362708
		CITY:			SAN JUAN
		STATE:			PR
		ZIP:			00936-2708

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			POPULAR, INC.
		CENTRAL INDEX KEY:			0000763901
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				660667416
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		209 MUNOZ RIVERA AVE
		STREET 2:		POPULAR CENTER BUILDING
		CITY:			HATO REY
		STATE:			PR
		ZIP:			00918
		BUSINESS PHONE:		7877659800

	MAIL ADDRESS:	
		STREET 1:		P.O. BOX 362708
		CITY:			SAN JUAN
		STATE:			PR
		ZIP:			00936-2708

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	POPULAR INC
		DATE OF NAME CHANGE:	19970428

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BANPONCE CORP
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2021-08-12</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000763901</issuerCik>
        <issuerName>POPULAR, INC.</issuerName>
        <issuerTradingSymbol>BPOP</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001738504</rptOwnerCik>
            <rptOwnerName>Castellvi Beatriz</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>P O BOX 362708</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SAN JUAN</rptOwnerCity>
            <rptOwnerState>PR</rptOwnerState>
            <rptOwnerZipCode>00936-2708</rptOwnerZipCode>
            <rptOwnerStateDescription>PUERTO RICO</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>EVP &amp; Chief Security Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock Par Value $0.01 per share</value>
            </securityTitle>
            <transactionDate>
                <value>2021-08-12</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>5000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>76.27</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>17159.707</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Includes 74.888 shares acquired pursuant to reinvestment of dividends paid by the Corporation. The shares were acquired in transactions exempt from Section 16 of the Securities Exchange Act of 1934 pursuant to Rule 16a-11 thereunder.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Marie Reyes-Rodriguez, Attorney-in-fact</signatureName>
        <signatureDate>2021-08-16</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
