<SEC-DOCUMENT>0001179110-17-010878.txt : 20170801
<SEC-HEADER>0001179110-17-010878.hdr.sgml : 20170801
<ACCEPTANCE-DATETIME>20170801162137
ACCESSION NUMBER:		0001179110-17-010878
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20170728
FILED AS OF DATE:		20170801
DATE AS OF CHANGE:		20170801

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SIMON JOSEPH
		CENTRAL INDEX KEY:			0001604693

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36418
		FILM NUMBER:		17996980

	MAIL ADDRESS:	
		STREET 1:		C/O MOELIS & COMPANY
		STREET 2:		399 PARK AVENUE, 5TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Moelis & Co
		CENTRAL INDEX KEY:			0001596967
		STANDARD INDUSTRIAL CLASSIFICATION:	INVESTMENT ADVICE [6282]
		IRS NUMBER:				464500216
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		399 PARK AVENUE, 5TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		(212) 883-3800

	MAIL ADDRESS:	
		STREET 1:		399 PARK AVENUE, 5TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
</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>2017-07-28</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001596967</issuerCik>
        <issuerName>Moelis &amp; Co</issuerName>
        <issuerTradingSymbol>MC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001604693</rptOwnerCik>
            <rptOwnerName>SIMON JOSEPH</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O MOELIS &amp; COMPANY</rptOwnerStreet1>
            <rptOwnerStreet2>399 PARK AVENUE, 5TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Financial Officer</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable></nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Partnership Interests</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>41.61</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2017-07-28</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>D</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F2"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>7206</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>41.61</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F3"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F3"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock, par value $0.01</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>7206</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>24653</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Represents partnership interest in Moelis &amp; Company Partner Holdings LP (&quot;Partner Holdings&quot;) which are exchangeable for Class A partnership units in Moelis &amp; Company Group LP (&quot;Group LP&quot;). Each Group LP Class A partnership unit is exchangeable for a share of Moelis &amp; Company Class A common stock (subject to customary adjustments), or cash, at Group LP's option.</footnote>
        <footnote id="F2">In connection with the public offering of Moelis &amp; Company common stock closed on July 28, 2017, Moelis &amp; Company purchased such Partnership Interests from the reporting person using the proceeds of the offering. The transaction was approved by the Company's board of directors pursuant to rule 16b-3.</footnote>
        <footnote id="F3">Pursuant to Group LP's agreement of limited partnership, Group LP Class A partnership units held by the reporting person are not exchangeable for Moelis &amp; Company Class A common stock until the expiration or waiver of certain lock-up periods, commencing on the fourth anniversary of the closing of the initial public offering of Moelis &amp; Company Class A common stock.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Osamu Watanabe as attorney-in-fact for Joseph Simon</signatureName>
        <signatureDate>2017-07-28</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
