<SEC-DOCUMENT>0001240679-20-000004.txt : 20200219
<SEC-HEADER>0001240679-20-000004.hdr.sgml : 20200219
<ACCEPTANCE-DATETIME>20200219170048
ACCESSION NUMBER:		0001240679-20-000004
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20200218
FILED AS OF DATE:		20200219
DATE AS OF CHANGE:		20200219

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LATAILLE RONALD J
		CENTRAL INDEX KEY:			0001240679

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12648
		FILM NUMBER:		20630825

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			UFP TECHNOLOGIES INC
		CENTRAL INDEX KEY:			0000914156
		STANDARD INDUSTRIAL CLASSIFICATION:	SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
		IRS NUMBER:				042314970
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		100 HALE STREET
		CITY:			NEWBURYPORT
		STATE:			MA
		ZIP:			01950
		BUSINESS PHONE:		978-352-2200

	MAIL ADDRESS:	
		STREET 1:		100 HALE STREET
		CITY:			NEWBURYPORT
		STATE:			MA
		ZIP:			01950
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2020-02-18</periodOfReport>

    <issuer>
        <issuerCik>0000914156</issuerCik>
        <issuerName>UFP TECHNOLOGIES INC</issuerName>
        <issuerTradingSymbol>UFPT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001240679</rptOwnerCik>
            <rptOwnerName>LATAILLE RONALD J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O UFP TECHNOLOGIES, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>100 HALE STREET</rptOwnerStreet2>
            <rptOwnerCity>NEWBURYPORT</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>01950</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>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, $.01 Par Value</value>
            </securityTitle>
            <transactionDate>
                <value>2020-02-18</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>3445</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>15825</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Represents restricted stock units granted on February 19, 2019, under the issuer's 2003 Incentive Plan subject to satisfaction of performance targets that are to be settled solely in shares of common stock. The transaction date represents the date on which the issuer's Compensation Committee determined that the performance targets were achieved. The units vest with respect to one-third of the shares on March 1, 2021 and with respect to an additional one-third on each of March 1, 2022 and 2023, so long as the recipient is in the continuous employ of the Issuer through each such respective vesting date.</footnote>
        <footnote id="F2">The reporting person also holds 61,854 shares of UFP Technologies, Inc. indirectly by Trust.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Patrick J. Kinney, Jr. as attorney-in-fact for Ronald J. Lataille</signatureName>
        <signatureDate>2020-02-19</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
