<SEC-DOCUMENT>0001179110-18-009147.txt : 20180629
<SEC-HEADER>0001179110-18-009147.hdr.sgml : 20180629
<ACCEPTANCE-DATETIME>20180629164410
ACCESSION NUMBER:		0001179110-18-009147
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180628
FILED AS OF DATE:		20180629
DATE AS OF CHANGE:		20180629

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SPOON ALAN G
		CENTRAL INDEX KEY:			0001018394

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-20570
		FILM NUMBER:		18929805

	MAIL ADDRESS:	
		STREET 1:		1150 15TH ST NW
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20071

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			IAC/INTERACTIVECORP
		CENTRAL INDEX KEY:			0000891103
		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-RETAIL STORES, NEC [5990]
		IRS NUMBER:				592712887
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		555 WEST 18TH STREET
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10011
		BUSINESS PHONE:		2123147300

	MAIL ADDRESS:	
		STREET 1:		555 WEST 18TH STREET
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10011

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INTERACTIVECORP
		DATE OF NAME CHANGE:	20030623

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	USA INTERACTIVE
		DATE OF NAME CHANGE:	20020508

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	USA NETWORKS INC
		DATE OF NAME CHANGE:	19980223
</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>2018-06-28</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000891103</issuerCik>
        <issuerName>IAC/INTERACTIVECORP</issuerName>
        <issuerTradingSymbol>IACI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001018394</rptOwnerCik>
            <rptOwnerName>SPOON ALAN G</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O NORTHSTAR ADVISOR LLC</rptOwnerStreet1>
            <rptOwnerStreet2>880 WINTER STREET, SUITE 350</rptOwnerStreet2>
            <rptOwnerCity>WALTHAM</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02451</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 Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2018-06-28</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1641</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2019-06-28</value>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2021-06-28</value>
                <footnoteId id="F1"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock, par value $0.001</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>1641</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1641</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Represents restricted stock units granted pursuant to the Company's 2013 Stock and Annual Incentive Plan, which vest in equal installments over three years on the anniversary of the grant date (June 28, 2018).</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Joanne Hawkins as Attorney-in-Fact for Alan Spoon</signatureName>
        <signatureDate>2018-06-29</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
