<SEC-DOCUMENT>0001567619-21-004325.txt : 20210217
<SEC-HEADER>0001567619-21-004325.hdr.sgml : 20210217
<ACCEPTANCE-DATETIME>20210217193159
ACCESSION NUMBER:		0001567619-21-004325
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210214
FILED AS OF DATE:		20210217
DATE AS OF CHANGE:		20210217

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MAZELSKY JONATHAN JAY
		CENTRAL INDEX KEY:			0001556270

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-19271
		FILM NUMBER:		21647009

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

	FORMER NAME:	
		FORMER CONFORMED NAME:	MAZELSKY JAY
		DATE OF NAME CHANGE:	20120815

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
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    <footnotes>
        <footnote id="F1">Includes 14 shares purchased under the Issuer's Employee Stock Purchase Plan on December 31, 2020.</footnote>
        <footnote id="F2">Closing price of Issuer common stock on the NASDAQ Global Select Market on February 12, 2021.</footnote>
        <footnote id="F3">Grant of option to buy shares of Issuer common stock that becomes exercisable in four annual installments beginning February 14, 2022.</footnote>
        <footnote id="F4">Grant of option at a 110% premium to the closing price of Issuer common stock on the NASDAQ Global Select Market on February 12, 2021 to buy shares of Issuer common stock that becomes exercisable in four annual installments beginning February 14, 2022.</footnote>
        <footnote id="F5">Grant of option at a 110% premium to the closing price of Issuer common stock on the NASDAQ Global Select Market on February 12, 2021 to buy shares of Issuer common stock that becomes exercisable in one installment on the fourth anniversary of the date of grant.</footnote>
        <footnote id="F6">Each restricted stock unit (&quot;RSU&quot;) represents a contingent right to receive one share of Issuer common stock. This RSU grant vests in four annual installments, beginning February 14, 2022.</footnote>
        <footnote id="F7">Each RSU represents a contingent right to receive one share of Issuer common stock. This RSU grant vested  in five annual installments, beginning  February 14, 2017.</footnote>
        <footnote id="F8">Each RSU represents a contingent right to receive one share of Issuer common stock. This  RSU grant vests in five annual installments, beginning February 14, 2018.</footnote>
        <footnote id="F9">Each RSU represents a contingent right to receive one share of Issuer common stock. This  RSU grant vests in five annual installments, beginning February 14, 2019.</footnote>
        <footnote id="F10">Each RSU represents a contingent right to receive one share of Issuer common stock. This RSU grant vests in five annual installments, beginning February 14, 2020.</footnote>
        <footnote id="F11">Each RSU represents a contingent right to receive one share of Issuer common stock. This RSU grant vests in four  annual installments, beginning February 14, 2021.</footnote>
        <footnote id="F12">Not applicable.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Lily J. Lu, Attorney-in-Fact for Jonathan Jay Mazelsky</signatureName>
        <signatureDate>2021-02-17</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
