<SEC-DOCUMENT>0001127602-19-020161.txt : 20190529
<SEC-HEADER>0001127602-19-020161.hdr.sgml : 20190529
<ACCEPTANCE-DATETIME>20190529165448
ACCESSION NUMBER:		0001127602-19-020161
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20190524
FILED AS OF DATE:		20190529
DATE AS OF CHANGE:		20190529

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Christensen Bret
		CENTRAL INDEX KEY:			0001707443

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33462
		FILM NUMBER:		19862730

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

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:		100 NAGOG PARK
		CITY:			ACTON
		STATE:			MA
		ZIP:			01720
		BUSINESS PHONE:		978-600-7000

	MAIL ADDRESS:	
		STREET 1:		100 NAGOG PARK
		CITY:			ACTON
		STATE:			MA
		ZIP:			01720
</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>2019-05-24</periodOfReport>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001707443</rptOwnerCik>
            <rptOwnerName>Christensen Bret</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O INSULET CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>100 NAGOG PARK</rptOwnerStreet2>
            <rptOwnerCity>ACTON</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>01720</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isOfficer>1</isOfficer>
            <officerTitle>EVP and CCO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2019-05-24</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>687</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>108.57</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>13809</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">This transaction represents the withholding of shares received upon the vesting of restricted stock units to cover the associated tax obligations.</footnote>
        <footnote id="F2">Includes 2,336 restricted stock units granted on May 26, 2017, which vest on May 26, 2020; 3,132 restricted stock units granted on February 14, 2018, which vest one-half of the total units on February 14, 2020 and one-half of the total units on February 14, 2021; and 3,665 restricted stock units granted on February 26, 2019, which vest one-third of the total units on February 26, 2020, one-third of the total units on February 26, 2021, and one-third of the total units on February 26, 2022, subject to continued employment.  Vested shares will be delivered to the reporting person as soon as practicable following a vesting date.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ John W. Kapples, attorney-in-fact</signatureName>
        <signatureDate>2019-05-29</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>doc1.txt
<DESCRIPTION>POWER OF ATTORNEY (PUBLIC): POWER OF ATTORNEY
<TEXT>
POWER OF ATTORNEY

KNOW ALL MEN BY THESE PRESENTS, that the undersigned hereby
constitutes and appoints Shacey Petrovic, John W. Kapples, Wayde D.
McMillan and Keith Bilezerian, and any one of them acting singly, the
true and lawful attorneys-in-fact and agents, with full power of
substitution and resubstitution, for the undersigned and in the
undersigned's name, place and stead, in any and all capacities (until
revoked in writing) to execute for and on behalf of the undersigned, in any
any and all of the undersigned's capacities any and all statements on
Forms 3, 4 and 5 with respect to the undersigned's holdings of and
transactions in securities issued by Insulet Corporation (the "Company")
in accordance with Sections 16(a) of the Securities Exchange Act of 1934,
as amended (the "Exchange Act"), and any and all regulations promulgated
thereunder, and to file the same, with all exhibits thereto, and any other
documents in connection therewith, with the Securities and Exchange
Commission, and with any other entity when and if such is mandated by the
Exchange Act or by the By-laws of the National Association of Securities
Dealers, granting unto said attorneys-in-fact and agents full power and
authority to do and perform each and every act and thing requisite and
necessary fully to all intents and purposes as the undersigned might or
could do in person thereby ratifying and confirming all that said
attorneys-in-fact and agents, or their substitute or substitutes, may lawfully
do or cause to be done by virtue hereof.

This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4 and 5 with respect to
the undersigned's holdings of and transactions in securities issued by the
Company, unless earlier revoked by the undersigned in a signed writing
delivered to the foregoing attorneys-in-fact.

	IN WITNESS WHEREOF, this Power of Attorney has been signed as of
April 1, 2019.


Signature: /s/ Bret Christensen

Name: 	Bret Christensen
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
