<SEC-DOCUMENT>0001209191-21-053568.txt : 20210827
<SEC-HEADER>0001209191-21-053568.hdr.sgml : 20210827
<ACCEPTANCE-DATETIME>20210827082939
ACCESSION NUMBER:		0001209191-21-053568
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210825
FILED AS OF DATE:		20210827
DATE AS OF CHANGE:		20210827

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Boyd Stephen M
		CENTRAL INDEX KEY:			0001844203

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13619
		FILM NUMBER:		211214211

	MAIL ADDRESS:	
		STREET 1:		300 N. BEACH STREET
		CITY:			DAYTONA BEACH
		STATE:			FL
		ZIP:			32114

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BROWN & BROWN, INC.
		CENTRAL INDEX KEY:			0000079282
		STANDARD INDUSTRIAL CLASSIFICATION:	INSURANCE AGENTS BROKERS & SERVICES [6411]
		IRS NUMBER:				590864469
		STATE OF INCORPORATION:			FL
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		300 N. BEACH STREET
		CITY:			DAYTONA BEACH
		STATE:			FL
		ZIP:			32114
		BUSINESS PHONE:		386-252-9601

	MAIL ADDRESS:	
		STREET 1:		300 N. BEACH STREET
		CITY:			DAYTONA BEACH
		STATE:			FL
		ZIP:			32114

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BROWN & BROWN, INC
		DATE OF NAME CHANGE:	20171108

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BROWN & BROWN INC
		DATE OF NAME CHANGE:	19990623

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	POE & BROWN INC
		DATE OF NAME CHANGE:	19930827
</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>2021-08-25</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000079282</issuerCik>
        <issuerName>BROWN &amp; BROWN, INC.</issuerName>
        <issuerTradingSymbol>BRO</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001844203</rptOwnerCik>
            <rptOwnerName>Boyd Stephen M</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>300 N. BEACH STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>DAYTONA BEACH</rptOwnerCity>
            <rptOwnerState>FL</rptOwnerState>
            <rptOwnerZipCode>32114</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>EVP/ Pres Wholesale Brokerage</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, $.10 par value</value>
            </securityTitle>
            <transactionDate>
                <value>2021-08-25</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>7050</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>58.026</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>40225</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock, $.10 par value (2010 SIP)</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>46620</value>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock, $.10 par value (2019 SIP)</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3968</value>
                    <footnoteId id="F4"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $58.000 to $58.100, inclusive. The Reporting Person undertakes to provide Brown &amp; Brown, Inc., any security holder of Brown &amp; Brown, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.</footnote>
        <footnote id="F2">A total of 549 of these shares were acquired through the Company's Employee Stock Purchase Plan in July 2021. Number of shares may vary due to dividend reinvestment.</footnote>
        <footnote id="F3">These securities were granted pursuant to the Company's 2010 Stock Incentive Plan. The Reporting Person has voting rights and dividend entitlement with respect to these shares, but full ownership will not vest until the satisfaction of service-based conditions.</footnote>
        <footnote id="F4">These securities were granted pursuant to the Company's 2019 Stock Incentive Plan.  The Reporting Person has voting rights and dividend entitlement with respect to these shares, but full ownership will not vest until the satisfaction of service-based conditions.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Anthony M. Robinson, for Stephen M. Boyd, per Power of Attorney</signatureName>
        <signatureDate>2021-08-26</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
