<SEC-DOCUMENT>0001127602-24-001266.txt : 20240112
<SEC-HEADER>0001127602-24-001266.hdr.sgml : 20240112
<ACCEPTANCE-DATETIME>20240112161047
ACCESSION NUMBER:		0001127602-24-001266
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20240110
FILED AS OF DATE:		20240112
DATE AS OF CHANGE:		20240112

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Singh Prem
		CENTRAL INDEX KEY:			0001971977
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33462
		FILM NUMBER:		24532150

	MAIL ADDRESS:	
		STREET 1:		C/O INSULET CORPORATION
		STREET 2:		100 NAGOG PARK
		CITY:			ACTON
		STATE:			MA
		ZIP:			01720

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			INSULET CORP
		CENTRAL INDEX KEY:			0001145197
		STANDARD INDUSTRIAL CLASSIFICATION:	SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		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>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2024-01-10</periodOfReport>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001971977</rptOwnerCik>
            <rptOwnerName>Singh Prem</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>SVP, Global Operations</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2024-01-10</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>344</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>205.07</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3390</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 60 shares acquired under the Insulet Corporation Stock Purchase Plan since the date of the Reporting Person's last Section 16 filing and does not include 358 shares withheld to cover taxes due upon the vesting of RSUs prior to Mr. Singh becoming a Reporting Person.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Patricia K. Dolan, attorney-in-fact</signatureName>
        <signatureDate>2024-01-12</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
