<SEC-DOCUMENT>0001179110-22-000818.txt : 20220203
<SEC-HEADER>0001179110-22-000818.hdr.sgml : 20220203
<ACCEPTANCE-DATETIME>20220203164314
ACCESSION NUMBER:		0001179110-22-000818
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20220201
FILED AS OF DATE:		20220203
DATE AS OF CHANGE:		20220203

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Lott Tommy W
		CENTRAL INDEX KEY:			0001720604

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38280
		FILM NUMBER:		22589259

	MAIL ADDRESS:	
		STREET 1:		9 GREENWAY PLAZA, SUITE 110
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77046

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CBTX, Inc.
		CENTRAL INDEX KEY:			0001473844
		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
		IRS NUMBER:				208339782
		STATE OF INCORPORATION:			TX
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		9 GREENWAY PLAZA, SUITE 110
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77046
		BUSINESS PHONE:		(713) 210-7600

	MAIL ADDRESS:	
		STREET 1:		9 GREENWAY PLAZA, SUITE 110
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77046

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CBFH, Inc.
		DATE OF NAME CHANGE:	20091005
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>FORM 4 -
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2022-02-01</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001473844</issuerCik>
        <issuerName>CBTX, Inc.</issuerName>
        <issuerTradingSymbol>CBTX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001720604</rptOwnerCik>
            <rptOwnerName>Lott Tommy W</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>9 GREENWAY PLAZA, SUITE 110</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>HOUSTON</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77046</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2022-02-01</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1591</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>225534</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Represents restricted shares of Common Stock that will vest on December 31, 2022, subject to continued service as a director of the issuer on such date; provided, however, that if a &quot;Change of Control&quot; occurs before December 31, 2022, then a prorated number of the Restricted Shares shall become fully vested effective immediately prior to the effective time of such Change of Control based on the number of calendar days elapsed between January 1, 2022, and the date on which the Change of Control occurs, and the remaining Restricted Shares shall be forfeited to and reacquired by the Company for no consideration.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Robert T. Pigott, Jr., attorney-in-fact</signatureName>
        <signatureDate>2022-02-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
