<SEC-DOCUMENT>0001140361-15-030246.txt : 20150806
<SEC-HEADER>0001140361-15-030246.hdr.sgml : 20150806
<ACCEPTANCE-DATETIME>20150806192514
ACCESSION NUMBER:		0001140361-15-030246
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20150804
FILED AS OF DATE:		20150806
DATE AS OF CHANGE:		20150806

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Cable One, Inc.
		CENTRAL INDEX KEY:			0001632127
		STANDARD INDUSTRIAL CLASSIFICATION:	CABLE & OTHER PAY TELEVISION SERVICES [4841]
		IRS NUMBER:				133060083
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		210 E. EARLL DRIVE
		CITY:			PHOENIX
		STATE:			AZ
		ZIP:			85012
		BUSINESS PHONE:		602-364-6000

	MAIL ADDRESS:	
		STREET 1:		210 E. EARLL DRIVE
		CITY:			PHOENIX
		STATE:			AZ
		ZIP:			85012

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Brian Brad D.
		CENTRAL INDEX KEY:			0001646706

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36863
		FILM NUMBER:		151034637

	MAIL ADDRESS:	
		STREET 1:		210  E. EARLL DRIVE
		CITY:			PHOENIX
		STATE:			AZ
		ZIP:			85012
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2015-08-04</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001632127</issuerCik>
        <issuerName>Cable One, Inc.</issuerName>
        <issuerTradingSymbol>CABO</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001646706</rptOwnerCik>
            <rptOwnerName>Brian Brad D.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CABLE ONE, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>210 E. EARLL DRIVE</rptOwnerStreet2>
            <rptOwnerCity>PHOENIX</rptOwnerCity>
            <rptOwnerState>AZ</rptOwnerState>
            <rptOwnerZipCode>85012</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable></nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Unit (RSU)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2015-08-04</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>428</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F2"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock, par value $0.01</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>428</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>428</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Each restricted stock unit represents a contingent right to receive one share of Common Stock.</footnote>
        <footnote id="F2">This award of restricted stock units generally vests in full on the date of the first annual shareholders' meeting of Cable One, Inc., subject to the Reporting Person's continued service on the Board of Directors of Cable One, Inc. through such date.  The vested shares of Common Stock will be delivered to the Reporting Person upon vesting or, if applicable, as per the terms of the Reporting Person's deferral election.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Alan H. Silverman for Brad D. Brian</signatureName>
        <signatureDate>2015-08-06</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
