<SEC-DOCUMENT>0001567619-20-009377.txt : 20200508
<SEC-HEADER>0001567619-20-009377.hdr.sgml : 20200508
<ACCEPTANCE-DATETIME>20200508170308
ACCESSION NUMBER:		0001567619-20-009377
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20200506
FILED AS OF DATE:		20200508
DATE AS OF CHANGE:		20200508

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Kingsley Lawrence D
		CENTRAL INDEX KEY:			0001301427

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-19271
		FILM NUMBER:		20861541

	MAIL ADDRESS:	
		STREET 1:		C/O IDEX CORPORATION
		STREET 2:		630 DUNDEE ROAD
		CITY:			NORTHBROOK
		STATE:			IL
		ZIP:			60062

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			IDEXX LABORATORIES INC /DE
		CENTRAL INDEX KEY:			0000874716
		STANDARD INDUSTRIAL CLASSIFICATION:	IN VITRO & IN VIVO DIAGNOSTIC SUBSTANCES [2835]
		IRS NUMBER:				010393723
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		ONE IDEXX DRIVE
		CITY:			WESTBROOK
		STATE:			ME
		ZIP:			04092-2041
		BUSINESS PHONE:		2075560300

	MAIL ADDRESS:	
		STREET 1:		ONE IDEXX DRIVE
		CITY:			WESTBROOK
		STATE:			ME
		ZIP:			04092-2041

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	IDEXX CORP / DE
		DATE OF NAME CHANGE:	19600201
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 4
<TEXT>
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    <periodOfReport>2020-05-06</periodOfReport>

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        <issuerCik>0000874716</issuerCik>
        <issuerName>IDEXX LABORATORIES INC /DE</issuerName>
        <issuerTradingSymbol>IDXX</issuerTradingSymbol>
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            <rptOwnerCik>0001301427</rptOwnerCik>
            <rptOwnerName>Kingsley Lawrence D</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O IDEXX LABORATORIES, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>ONE IDEXX DRIVE</rptOwnerStreet2>
            <rptOwnerCity>WESTBROOK</rptOwnerCity>
            <rptOwnerState>ME</rptOwnerState>
            <rptOwnerZipCode>04092</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable></nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Deferred Stock Unit</value>
            </securityTitle>
            <conversionOrExercisePrice>
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            <transactionDate>
                <value>2020-05-06</value>
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                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionAmounts>
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                    <value>370</value>
                </transactionShares>
                <transactionPricePerShare>
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                <transactionAcquiredDisposedCode>
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            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
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            <expirationDate>
                <footnoteId id="F1"/>
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            <underlyingSecurity>
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            <securityTitle>
                <value>Non-Qualified Stock Option (right-to-buy)</value>
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            <transactionDate>
                <value>2020-05-06</value>
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                <value>2030-05-05</value>
            </expirationDate>
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                <underlyingSecurityTitle>
                    <value>Common Stock</value>
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                <sharesOwnedFollowingTransaction>
                    <value>1279</value>
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                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
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            <securityTitle>
                <value>Non-Qualified Stock Option (right-to-buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>283.59</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2020-05-06</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
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                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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                <transactionShares>
                    <value>487</value>
                    <footnoteId id="F2"/>
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                <transactionPricePerShare>
                    <footnoteId id="F4"/>
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                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
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            <exerciseDate>
                <footnoteId id="F3"/>
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            <expirationDate>
                <value>2030-05-05</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>487</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>487</value>
                </sharesOwnedFollowingTransaction>
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                <directOrIndirectOwnership>
                    <value>D</value>
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        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Each deferred stock unit represents a contingent right to receive one share of IDEXX Laboratories, Inc. common stock.  Deferred stock units vest in one installment on the one year anniversary of the date of grant or on the date of the 2021 annual meeting of shareholders, whichever event is earlier, and are payable as common stock one year following the Director's resignation from the Board of Directors.</footnote>
        <footnote id="F2">Additional grant made pursuant to reporting person's role as Non-Executive Chairman of the Board.</footnote>
        <footnote id="F3">Grant of option to buy shares of IDEXX Laboratories, Inc. common stock that vest in one installment on the one year anniversary of the date of grant or on the date of the 2021 annual meeting of shareholders, whichever event is earlier.</footnote>
        <footnote id="F4">Not applicable.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Lily J. Lu, Attorney-in-Fact for Lawrence D. Kingsley</signatureName>
        <signatureDate>2020-05-08</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
