<SEC-DOCUMENT>0001140361-18-014167.txt : 20180319
<SEC-HEADER>0001140361-18-014167.hdr.sgml : 20180319
<ACCEPTANCE-DATETIME>20180319202151
ACCESSION NUMBER:		0001140361-18-014167
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180315
FILED AS OF DATE:		20180319
DATE AS OF CHANGE:		20180319

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Frost James A
		CENTRAL INDEX KEY:			0001452632

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-06314
		FILM NUMBER:		18700420

	MAIL ADDRESS:	
		STREET 1:		TUTOR PERINI CORPORATION
		STREET 2:		15901 OLDEN STREET
		CITY:			SYLMAR
		STATE:			CA
		ZIP:			91342

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TUTOR PERINI CORP
		CENTRAL INDEX KEY:			0000077543
		STANDARD INDUSTRIAL CLASSIFICATION:	GENERAL BUILDING CONTRACTORS - NONRESIDENTIAL BUILDINGS [1540]
		IRS NUMBER:				041717070
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		15901 OLDEN STREET
		CITY:			SYLMAR
		STATE:			CA
		ZIP:			91342
		BUSINESS PHONE:		818-362-8391

	MAIL ADDRESS:	
		STREET 1:		15901 OLDEN STREET
		CITY:			SYLMAR
		STATE:			CA
		ZIP:			91342

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TUTOR PERINI Corp
		DATE OF NAME CHANGE:	20090529

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PERINI CORP
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 4
<TEXT>
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    <issuer>
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        <issuerName>TUTOR PERINI CORP</issuerName>
        <issuerTradingSymbol>TPC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001452632</rptOwnerCik>
            <rptOwnerName>Frost James A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O TUTOR PERINI CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>15901 OLDEN STREET</rptOwnerStreet2>
            <rptOwnerCity>SYLMAR</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>91342</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President &amp; COO</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

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        </nonDerivativeTransaction>
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            <underlyingSecurity>
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                    <value>Common Stock</value>
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                <underlyingSecurityShares>
                    <value>84004</value>
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                    <value>15996</value>
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                <transactionPricePerShare>
                    <value>0</value>
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                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
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        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Employee Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>23.56</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2018-03-15</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
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                <transactionFormType>4</transactionFormType>
                <transactionCode>D</transactionCode>
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                    <value>15996</value>
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                <transactionPricePerShare>
                    <value>0</value>
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            <expirationDate>
                <footnoteId id="F2"/>
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                    <value>Common Stock</value>
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                    <value>15996</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
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                <sharesOwnedFollowingTransaction>
                    <value>177201</value>
                    <footnoteId id="F3"/>
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                <directOrIndirectOwnership>
                    <value>D</value>
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    </derivativeTable>

    <footnotes>
        <footnote id="F1">The restricted stock units (RSUs) convert into common stock of Tutor Perini Corporation on a 1-for-1 basis upon vesting.</footnote>
        <footnote id="F2">On March 7, 2017, the reporting person was granted 100,000 RSUs and 100,000 stock options (SOs) vesting on March 15, 2018, based on the achievement of a performance target for the year ending December 31, 2017; approximately 84% of the award was earned. The RSUs and SOs were previously voluntarily reported on Form 4.</footnote>
        <footnote id="F3">Includes 93,197 stock options that vested on March 15, 2017, upon the achievement of performance criteria for the year ended December 31, 2016 (as reported on Form 4 on March 17, 2017).</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/John D. Barrett, attorney-in-fact</signatureName>
        <signatureDate>2018-03-19</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
