content: <?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
    <!-- Generated by Workiva -->
    <headerData>
      <submissionType>144</submissionType>
      <filerInfo>
        <filer>
          <filerCredentials>
            <cik>0001980734</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
      </filerInfo>
    </headerData>
    <formData>
      <issuerInfo>
        <issuerCik>0001843586</issuerCik>
        <issuerName>Oatly Group AB</issuerName>
        <secFileNumber>001-40401</secFileNumber>
        <issuerAddress>
          <com:street1>Angfarjekajen 8</com:street1>
          <com:city>Malmo</com:city>
          <com:stateOrCountry>V7</com:stateOrCountry>
          <com:zipCode>211 19</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>46-418-47-5500</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Roy Toni Petersson</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Former Director</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Ordinary Shares</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>J.P. Morgan Securities LLC</name>
          <address>
            <com:street1>390 Madison Avenue</com:street1>
            <com:street2>6th Floor</com:street2>
            <com:city>New York</com:city>
            <com:stateOrCountry>NY</com:stateOrCountry>
            <com:zipCode>10017</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>1298821</noOfUnitsSold>
        <aggregateMarketValue>1519621</aggregateMarketValue>
        <noOfUnitsOutstanding>595060257</noOfUnitsOutstanding>
        <approxSaleDate>05/21/2024</approxSaleDate>
        <securitiesExchangeName>NASDAQ</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Ordinary Shares</securitiesClassTitle>
        <acquiredDate>05/24/2021</acquiredDate>
        <natureOfAcquisitionTransaction>Exercise of pre-IPO warrants</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>1298821</amountOfSecuritiesAcquired>
        <paymentDate>05/24/2021</paymentDate>
        <natureOfPayment>Cash</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <remarks>On February 20, 2024, Roy Toni Petersson entered into a Rule 10b5-1 trading plan with J.P. Morgan Securities LLC, which contemplates the sale of up to 1,298,821 ordinary shares of the Issuer (the "Ordinary Shares") under the parameters set forth in such trading plan. Aggregate Market Value of shares calculated based on a closing share price of $1.17 on May 21, 2024. Any sales by the reporting person will occur under the terms of the 10b5-1 trading plan, which contemplates sales of the Ordinary Shares from May 21, 2024 through November 20, 2024, under the parameters set forth in such trading plan.</remarks>
      <noticeSignature>
        <noticeDate>05/21/2024</noticeDate>
        <planAdoptionDates>
          <planAdoptionDate>02/20/2024</planAdoptionDate>
        </planAdoptionDates>
        <signature>/s/ J.P. Morgan Securities LLC as agent and attorney-in-fact for Roy Toni  Petersson</signature>
      </noticeSignature>
    </formData>
  </edgarSubmission>
metadata_documents: [{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 3618}]
text: 144
  0001980734
  XXXXXXXX
  LIVE
  0001843586
  Oatly Group AB
  001-40401
  Angfarjekajen 8
  Malmo
  V7
  211 19
  46-418-47-5500
  Roy Toni Petersson
  Former Director
  Ordinary Shares
  J.P. Morgan Securities LLC
  390 Madison Avenue
  6th Floor
  New York
  NY
  10017
  1298821
  1519621
  595060257
  05/21/2024
  NASDAQ
  Ordinary Shares
  05/24/2021
  Exercise of pre-IPO warrants
  Issuer
  N
  1298821
  05/24/2021
  Cash
  Y
  On February 20, 2024, Roy Toni Petersson entered into a Rule 10b5-1 trading plan with J.P. Morgan Securities LLC, which contemplates the sale of up to 1,298,821 ordinary shares of the Issuer (the "Ordinary Shares") under the parameters set forth in such trading plan. Aggregate Market Value of shares calculated based on a closing share price of $1.17 on May 21, 2024. Any sales by the reporting person will occur under the terms of the 10b5-1 trading plan, which contemplates sales of the Ordinary Shares from May 21, 2024 through November 20, 2024, under the parameters set forth in such trading plan.
  05/21/2024
  02/20/2024
  /s/ J.P. Morgan Securities LLC as agent and attorney-in-fact for Roy Toni  Petersson