<SEC-DOCUMENT>0001273685-20-000013.txt : 20200206
<SEC-HEADER>0001273685-20-000013.hdr.sgml : 20200206
<ACCEPTANCE-DATETIME>20200206180026
ACCESSION NUMBER:		0001273685-20-000013
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20200204
FILED AS OF DATE:		20200206
DATE AS OF CHANGE:		20200206

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Serrano Jason T
		CENTRAL INDEX KEY:			0001763908

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32216
		FILM NUMBER:		20583956

	MAIL ADDRESS:	
		STREET 1:		275 MADISON AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10016

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NEW YORK MORTGAGE TRUST INC
		CENTRAL INDEX KEY:			0001273685
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		IRS NUMBER:				470934168
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		90 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10016
		BUSINESS PHONE:		(212) 792-0107

	MAIL ADDRESS:	
		STREET 1:		90 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10016
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_158103000824887.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2020-02-04</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001273685</issuerCik>
        <issuerName>NEW YORK MORTGAGE TRUST INC</issuerName>
        <issuerTradingSymbol>NYMT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001763908</rptOwnerCik>
            <rptOwnerName>Serrano Jason T</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O NEW YORK MORTGAGE TRUST, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>90 PARK AVENUE</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10016</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, par value $0.01 per share</value>
            </securityTitle>
            <transactionDate>
                <value>2020-02-04</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>207346</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>369158</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Represents shares of restricted stock issued pursuant to New York Mortgage Trust's (&quot;NYMT&quot;) 2017 Equity Incentive Plan (as amended) as payment of the restricted stock portion of compensation earned by Mr. Serrano pursuant to NYMT's 2019 Amended and Restated Annual Incentive Plan, 1/3 of which will become fully vested and non-forfeitable on each of the first, second and third anniversaries of the date of grant.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Kristine R. Nario-Eng, as attorney-in-fact</signatureName>
        <signatureDate>2020-02-06</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
