<SEC-DOCUMENT>0001127602-16-043388.txt : 20160225
<SEC-HEADER>0001127602-16-043388.hdr.sgml : 20160225
<ACCEPTANCE-DATETIME>20160225182555
ACCESSION NUMBER:		0001127602-16-043388
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20160223
FILED AS OF DATE:		20160225
DATE AS OF CHANGE:		20160225

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			INSULET CORP
		CENTRAL INDEX KEY:			0001145197
		STANDARD INDUSTRIAL CLASSIFICATION:	SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
		IRS NUMBER:				043523891
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		600 TECHNOLOGY PARK
		STREET 2:		SUITE 200
		CITY:			BILLERICA
		STATE:			MA
		ZIP:			01821
		BUSINESS PHONE:		978-600-7000

	MAIL ADDRESS:	
		STREET 1:		600 TECHNOLOGY PARK
		STREET 2:		SUITE 200
		CITY:			BILLERICA
		STATE:			MA
		ZIP:			01821

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Petrovic Shacey
		CENTRAL INDEX KEY:			0001631895

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33462
		FILM NUMBER:		161457329

	MAIL ADDRESS:	
		STREET 1:		600 TECHNOLOGY PARK DRIVE
		STREET 2:		SUITE 200
		CITY:			BILLERICA
		STATE:			MA
		ZIP:			01821
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form4.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2016-02-23</periodOfReport>

    <issuer>
        <issuerCik>0001145197</issuerCik>
        <issuerName>INSULET CORP</issuerName>
        <issuerTradingSymbol>PODD</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001631895</rptOwnerCik>
            <rptOwnerName>Petrovic Shacey</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O INSULET CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>600 TECHNOLOGY PARK DRIVE, SUITE 200</rptOwnerStreet2>
            <rptOwnerCity>BILLERICA</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>01821</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isOfficer>1</isOfficer>
            <officerTitle>President, Diabetes Products</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2016-02-23</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>6813</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>58162</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The 6,813 performance share units were granted on April 1, 2015, and the Compensation Committee of the Board of Directors determined on February 23, 2016 that the performance share units were earned based on the performance of the Company.  The full award remains subject to time-based vesting in accordance with the following schedule: one-third of the performance share units vest on April 1, 2016, one-third of the performance share units vest on April 1, 2017 and one-third of the performance share units vest on April 1, 2018.  Vested shares will be delivered to the reporting person as soon as practicable following a vesting date.</footnote>
        <footnote id="F2">Includes 37,977 restricted stock units that vest one-half of the total units on February 9, 2017 and one-half of the total units on February 9, 2018, subject to continued employment.  Vested shares will be delivered to the reporting person as soon as practicable following a vesting date.</footnote>
        <footnote id="F3">Includes 712 shares acquired under the Insulet Corporation 2007 Employee Stock Purchase Plan on December 31, 2015.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ David Colleran, attorney-in-fact</signatureName>
        <signatureDate>2016-02-25</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
