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

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2025-06-04</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000829224</issuerCik>
        <issuerName>STARBUCKS CORP</issuerName>
        <issuerTradingSymbol>SBUX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0002073559</rptOwnerCik>
            <rptOwnerName>GRAMS MICHAEL DAVID</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>2401 UTAH AVENUE SOUTH</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SEATTLE</rptOwnerCity>
            <rptOwnerState>WA</rptOwnerState>
            <rptOwnerZipCode>98134</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isOfficer>1</isOfficer>
            <officerTitle>evp, chief operating officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>10166</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Represents unvested time-based restricted stock units granted on March 17, 2025, vesting in two increments of 3,389 shares each on March 17, 2026, and March 17, 2028, and one increment of 3,388 shares on March 17, 2027.</footnote>
    </footnotes>

    <remarks>Exhibit 24: Power of attorney attached to this filing.</remarks>

    <ownerSignature>
        <signatureName>/s/ Jonathan Miner, attorney-in-fact for Michael David Grams</signatureName>
        <signatureDate>2025-06-17</signatureDate>
    </ownerSignature>
</ownershipDocument>
