<SEC-DOCUMENT>0001395942-20-000021.txt : 20200221
<SEC-HEADER>0001395942-20-000021.hdr.sgml : 20200221
<ACCEPTANCE-DATETIME>20200221165102
ACCESSION NUMBER:		0001395942-20-000021
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20200219
FILED AS OF DATE:		20200221
DATE AS OF CHANGE:		20200221

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Coleman Charles S.
		CENTRAL INDEX KEY:			0001791222

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34568
		FILM NUMBER:		20640794

	MAIL ADDRESS:	
		STREET 1:		11299 NORTH ILLINOIS STREET
		CITY:			CARMEL
		STATE:			IN
		ZIP:			46032

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			KAR Auction Services, Inc.
		CENTRAL INDEX KEY:			0001395942
		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-AUTO DEALERS & GASOLINE STATIONS [5500]
		IRS NUMBER:				208744739
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		11299 N. ILLINOIS STREET
		CITY:			CARMEL
		STATE:			IN
		ZIP:			46032
		BUSINESS PHONE:		(800) 923-3725

	MAIL ADDRESS:	
		STREET 1:		11299 N. ILLINOIS STREET
		CITY:			CARMEL
		STATE:			IN
		ZIP:			46032

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	KAR Holdings, Inc.
		DATE OF NAME CHANGE:	20070409
</SEC-HEADER>
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<TYPE>4
<SEQUENCE>1
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<DESCRIPTION>FORM 4
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    <periodOfReport>2020-02-19</periodOfReport>

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    <issuer>
        <issuerCik>0001395942</issuerCik>
        <issuerName>KAR Auction Services, Inc.</issuerName>
        <issuerTradingSymbol>KAR</issuerTradingSymbol>
    </issuer>

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            <rptOwnerCik>0001791222</rptOwnerCik>
            <rptOwnerName>Coleman Charles S.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O: KAR AUCTION SERVICES, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>11299 NORTH ILLINOIS STREET</rptOwnerStreet2>
            <rptOwnerCity>CARMEL</rptOwnerCity>
            <rptOwnerState>IN</rptOwnerState>
            <rptOwnerZipCode>46032</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>SVP, Gen. Counsel &amp; Secretary</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
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                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionAmounts>
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                    <value>1808.483</value>
                </transactionShares>
                <transactionPricePerShare>
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    <footnotes>
        <footnote id="F1">Includes 1,701.156 shares acquired pursuant to the Company's Employee Stock Purchase Plan.</footnote>
        <footnote id="F2">Each restricted stock unit is convertible into a share of common stock on a 1-for-1 basis.</footnote>
        <footnote id="F3">These restricted stock units remain subject to a time-vesting requirement and are scheduled to vest and settle in common stock as follows: one-third of these restricted stock units vested on February 24, 2018, one-third of these restricted stock units vested on February 24, 2019 and the remaining one-third of these restricted stock units vest on February 24, 2020, assuming continued employment through the applicable vesting date.</footnote>
        <footnote id="F4">These restricted stock units remain subject to a time-vesting requirement and are scheduled to vest and settle in common stock as follows: one-third of these restricted stock units vested on March 2, 2019, one-third of these restricted stock units vest on March 2, 2020 and the remaining one-third of these restricted stock units vest on March 2, 2021, assuming continued employment through the applicable vesting date.</footnote>
        <footnote id="F5">These restricted stock units remain subject to a time-vesting requirement and are scheduled to vest and settle in common stock as follows: one-third of these restricted stock units vest on February 22, 2020, one-third of these restricted stock units vest on February 22, 2021 and the remaining one-third of these restricted stock units vest on February 22, 2022, assuming continued employment through the applicable vesting date.</footnote>
        <footnote id="F6">These restricted stock units remain subject to a time-vesting requirement and are scheduled to vest and settle in common stock on February 24, 2020, assuming continued employment through the applicable vesting date.</footnote>
        <footnote id="F7">These restricted stock units remain subject to a time-vesting requirement and are scheduled to vest and settle in common stock on March 2, 2021, assuming continued employment through the applicable vesting date.</footnote>
        <footnote id="F8">These restricted stock units remain subject to a time-vesting requirement and are scheduled to vest and settle in common stock on February 22, 2022, assuming continued employment through the applicable vesting date.</footnote>
        <footnote id="F9">The number of performance restricted stock units that were converted into restricted stock units was determined based on the Company's operating adjusted net income per share exceeding certain levels over the one-year period beginning on December 1, 2019 and ending on December 31, 2019.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Charles S. Coleman</signatureName>
        <signatureDate>2020-02-21</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</DOCUMENT>
</SEC-DOCUMENT>
