<SEC-DOCUMENT>0001140361-12-051280.txt : 20121214
<SEC-HEADER>0001140361-12-051280.hdr.sgml : 20121214
<ACCEPTANCE-DATETIME>20121214163321
ACCESSION NUMBER:		0001140361-12-051280
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20121213
FILED AS OF DATE:		20121214
DATE AS OF CHANGE:		20121214

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MAVROLEON BASIL G
		CENTRAL INDEX KEY:			0001333551

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33393
		FILM NUMBER:		121265960

	MAIL ADDRESS:	
		STREET 1:		1 GREENWICH OFFICE PARK
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06831

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GENCO SHIPPING & TRADING LTD
		CENTRAL INDEX KEY:			0001326200
		STANDARD INDUSTRIAL CLASSIFICATION:	DEEP SEA FOREIGN TRANSPORTATION OF FREIGHT [4412]
		IRS NUMBER:				000000000
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		299 PARK AVENUE
		STREET 2:		12TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10171
		BUSINESS PHONE:		(646) 443-8550

	MAIL ADDRESS:	
		STREET 1:		299 PARK AVENUE
		STREET 2:		12TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10171
</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>2012-12-13</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001326200</issuerCik>
        <issuerName>GENCO SHIPPING &amp; TRADING LTD</issuerName>
        <issuerTradingSymbol>GNK</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001333551</rptOwnerCik>
            <rptOwnerName>MAVROLEON BASIL G</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O GENCO SHIPPING &amp; TRADING LIMITED</rptOwnerStreet1>
            <rptOwnerStreet2>299 PARK AVENUE, 12TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10171</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2012-12-13</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>7500</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>24900</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">The 7,500 shares of common stock of the issuer received in the transaction reported on this form are a grant of restricted stock.  The shares will generally vest in full on the earlier of (i) the date of the next annual shareholders meeting of the Company at which directors are elected or (ii) the occurrence of a Change in Control (as defined in the Company's 2005 Equity Incentive Plan).</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Basil G. Mavroleon</signatureName>
        <signatureDate>2012-12-14</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
