<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0607</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2026-03-18</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001549107</issuerCik>
        <issuerName>Manchester United plc</issuerName>
        <issuerTradingSymbol>MANU</issuerTradingSymbol>
        <issuerForeignTradingSymbol></issuerForeignTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001771044</rptOwnerCik>
            <rptOwnerName>INEOS Ltd</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerNonUSAddressFlag>true</rptOwnerNonUSAddressFlag>
            <rptOwnerStreet1>FORT ANNE</rptOwnerStreet1>
            <rptOwnerStreet2>(NO DATA)</rptOwnerStreet2>
            <rptOwnerCity>DOUGLAS</rptOwnerCity>
            <rptOwnerNonUSStateTerritory></rptOwnerNonUSStateTerritory>
            <rptOwnerCountry>Y8</rptOwnerCountry>
            <rptOwnerZipCode>IM1 5PD</rptOwnerZipCode>
            <rptOwnerStateDescription>ISLE OF MAN</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>true</isDirector>
            <isOther>true</isOther>
            <otherText>See remarks</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Class A Ordinary Shares</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>16188182.593</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Class B Ordinary Shares</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F3"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F3"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Ordinary Shares</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>33692463.497</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">James A. Ratcliffe, Andy Currie and John Reece (the &quot;Shareholders&quot;) collectively have voting and investment power over the securities held by INEOS Limited. Due to that certain letter agreement between the Shareholders with respect to the voting and disposition of the shares in Manchester United plc (the &quot;Issuer&quot;), for the purposes of Section 16(a) of the Securities Exchange Act of 1934, as amended, none of James A. Ratcliffe, Andy Currie and John Reece individually has beneficial ownership over the securities held by INEOS Limited. (cont'd in fn 2)</footnote>
        <footnote id="F2">(cont'd from fn 1) James A. Ratcliffe, Andy Currie and John Reece each disclaim beneficial ownership over all of the securities in the Issuer held by INEOS Limited and neither the filing of this Form 3 nor any of its contents shall be deemed to constitute an admission by any of James A. Ratcliffe, Andy Currie or John Reece that they are individually the beneficial owners of any of the securities referred to herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.</footnote>
        <footnote id="F3">Each Class B Ordinary Share is convertible on a one-for-one basis into a Class A Ordinary Share at any time at the option of the holder, and has no expiration date.</footnote>
    </footnotes>

    <remarks>John Reece, who is the chief financial officer of the INEOS group of companies and a director of, and shareholder in, INEOS Limited, and Rob Nevin, who holds certain roles within the INEOS group of companies, are directors of the Issuer and were nominated by INEOS Limited pursuant to a governance agreement dated as of December 24, 2023, and therefore, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, INEOS Limited may be deemed a director by deputization of the Issuer.</remarks>

    <ownerSignature>
        <signatureName>/s/ Simon Morland</signatureName>
        <signatureDate>2026-03-25</signatureDate>
    </ownerSignature>
</ownershipDocument>
