<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
  <headerData>
    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001707443</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001145197</issuerCik>
      <issuerName>INSULET CORP</issuerName>
      <secFileNumber>001-33462</secFileNumber>
      <issuerAddress>
        <com:street1>100 NAGOG PARK</com:street1>
        <com:city>ACTON</com:city>
        <com:stateOrCountry>MA</com:stateOrCountry>
        <com:zipCode>01720</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>978-600-7000</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Christensen Bret</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Fidelity Brokerage Services LLC</name>
        <address>
          <com:street1>900 Salem Street</com:street1>
          <com:city>Smithfield</com:city>
          <com:stateOrCountry>RI</com:stateOrCountry>
          <com:zipCode>02917</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>45150</noOfUnitsSold>
      <aggregateMarketValue>14554926.54</aggregateMarketValue>
      <noOfUnitsOutstanding>69695828</noOfUnitsOutstanding>
      <approxSaleDate>05/10/2023</approxSaleDate>
      <securitiesExchangeName>NASDAQ</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>05/10/2023</acquiredDate>
      <natureOfAcquisitionTransaction>Options Granted - 05/26/2017</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>6324</amountOfSecuritiesAcquired>
      <paymentDate>05/10/2023</paymentDate>
      <natureOfPayment>Cash</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>05/10/2023</acquiredDate>
      <natureOfAcquisitionTransaction>Options Granted - 05/26/2017</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>9225</amountOfSecuritiesAcquired>
      <paymentDate>05/10/2023</paymentDate>
      <natureOfPayment>Cash</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>05/10/2023</acquiredDate>
      <natureOfAcquisitionTransaction>Options Granted - 02/14/2018</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>775</amountOfSecuritiesAcquired>
      <paymentDate>05/10/2023</paymentDate>
      <natureOfPayment>Cash</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>05/10/2023</acquiredDate>
      <natureOfAcquisitionTransaction>Options Granted 02/14/2018</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>11466</amountOfSecuritiesAcquired>
      <paymentDate>05/10/2023</paymentDate>
      <natureOfPayment>Cash</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>05/10/2023</acquiredDate>
      <natureOfAcquisitionTransaction>Options Granted - 02/26/2019</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>9532</amountOfSecuritiesAcquired>
      <paymentDate>05/10/2023</paymentDate>
      <natureOfPayment>Cash</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>05/10/2023</acquiredDate>
      <natureOfAcquisitionTransaction>Options Granted - 02/10/2020</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>3927</amountOfSecuritiesAcquired>
      <paymentDate>05/10/2023</paymentDate>
      <natureOfPayment>Cash</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>05/10/2023</acquiredDate>
      <natureOfAcquisitionTransaction>Options Granted - 02/17/2021</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>2276</amountOfSecuritiesAcquired>
      <paymentDate>05/10/2023</paymentDate>
      <natureOfPayment>Cash</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>05/10/2023</acquiredDate>
      <natureOfAcquisitionTransaction>Options Granted - 02/28/2022</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>1625</amountOfSecuritiesAcquired>
      <paymentDate>05/10/2023</paymentDate>
      <natureOfPayment>Cash</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>05/10/2023</noticeDate>
      <signature>/s/ Jennifer Ruchti, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Bret P. Christensen</signature>
    </noticeSignature>
  </formData>
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[{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 6560}]
144
0001707443
XXXXXXXX
LIVE
0001145197
INSULET CORP
001-33462
100 NAGOG PARK
ACTON
MA
01720
978-600-7000
Christensen Bret
Officer
Common
Fidelity Brokerage Services LLC
900 Salem Street
Smithfield
RI
02917
45150
14554926.54
69695828
05/10/2023
NASDAQ
Common
05/10/2023
Options Granted - 05/26/2017
Issuer
N
6324
05/10/2023
Cash
Common
05/10/2023
Options Granted - 05/26/2017
Issuer
N
9225
05/10/2023
Cash
Common
05/10/2023
Options Granted - 02/14/2018
Issuer
N
775
05/10/2023
Cash
Common
05/10/2023
Options Granted 02/14/2018
Issuer
N
11466
05/10/2023
Cash
Common
05/10/2023
Options Granted - 02/26/2019
Issuer
N
9532
05/10/2023
Cash
Common
05/10/2023
Options Granted - 02/10/2020
Issuer
N
3927
05/10/2023
Cash
Common
05/10/2023
Options Granted - 02/17/2021
Issuer
N
2276
05/10/2023
Cash
Common
05/10/2023
Options Granted - 02/28/2022
Issuer
N
1625
05/10/2023
Cash
Y
05/10/2023
/s/ Jennifer Ruchti, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Bret P. Christensen