<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2025-12-30</periodOfReport>

    <issuer>
        <issuerCik>0001690680</issuerCik>
        <issuerName>NEWMARK GROUP, INC.</issuerName>
        <issuerTradingSymbol>NMRK</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001607290</rptOwnerCik>
            <rptOwnerName>McIntyre Kenneth A Jr</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O NEWMARK GROUP, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>125 PARK AVENUE</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10017</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A Common Stock, par value $0.01 per share</value>
            </securityTitle>
            <transactionDate>
                <value>2025-12-30</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2856</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>41379</value>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The 2,856 shares of Class A Common Stock, par value $0.01 per share (the &quot;Class A Common Stock&quot;), of Newmark Group, Inc. (the &quot;Issuer&quot;), are represented by 2,856 restricted stock units (&quot;RSUs&quot;) granted under the Amended and Restated Newmark Group, Inc. Long Term Incentive Plan. Each RSU represents a contingent right to receive one share of Class A Common Stock. Of the 2,856 RSUs, (i) 1,428 RSUs will vest on December 30, 2026, and (ii) 1,428 RSUs will vest on December 30, 2027, in each case provided that the reporting person continues to serve as a member of the Board of Directors of the Issuer on such dates.</footnote>
        <footnote id="F2">Also includes 1,678 RSUs granted on October 17, 2024 which will vest on October 17, 2026, provided that the reporting person continues to serve as a member of the Board of Directors of the Issuer on such date.</footnote>
        <footnote id="F3">Also includes 36,845 shares of Class A Common Stock held directly.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Kenneth A. McIntyre, Jr.</signatureName>
        <signatureDate>2025-12-31</signatureDate>
    </ownerSignature>
</ownershipDocument>
