<SEC-DOCUMENT>0001275168-25-000088.txt : 20250502
<SEC-HEADER>0001275168-25-000088.hdr.sgml : 20250502
<ACCEPTANCE-DATETIME>20250502170429
ACCESSION NUMBER:		0001275168-25-000088
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250501
FILED AS OF DATE:		20250502
DATE AS OF CHANGE:		20250502

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Lee Michael Eugene
		CENTRAL INDEX KEY:			0001858208
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-40379
		FILM NUMBER:		25909782

	MAIL ADDRESS:	
		STREET 1:		3100 ZINFANDEL DRIVE, SUITE 100
		CITY:			RANCHO CORDOVA
		STATE:			CA
		ZIP:			95670

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FIVE STAR BANCORP
		CENTRAL INDEX KEY:			0001275168
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		ORGANIZATION NAME:           	02 Finance
		EIN:				753100966
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		3100 ZINFANDEL DRIVE
		STREET 2:		SUITE 100
		CITY:			RANCHO CORDOVA
		STATE:			CA
		ZIP:			95670
		BUSINESS PHONE:		916-626-5000

	MAIL ADDRESS:	
		STREET 1:		3100 ZINFANDEL DRIVE
		STREET 2:		SUITE 100
		CITY:			RANCHO CORDOVA
		STATE:			CA
		ZIP:			95670
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wk-form4_1746219862.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2025-05-01</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001275168</issuerCik>
        <issuerName>FIVE STAR BANCORP</issuerName>
        <issuerTradingSymbol>FSBC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001858208</rptOwnerCik>
            <rptOwnerName>Lee Michael Eugene</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O FIVE STAR BANCORP</rptOwnerStreet1>
            <rptOwnerStreet2>3100 ZINFANDEL DRIVE, SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>RANCHO CORDOVA</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>95670</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>SVP &amp; Chief Regulatory Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2025-05-01</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>907</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>37672</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By self as trustee</value>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Granted pursuant to the Five Star Bancorp 2021 Equity Incentive Plan. The award of restricted stock vests annually in equal installments over five years, provided Mr. Lee, the reporting person, remains employed by Five Star Bancorp on the respective vesting dates.</footnote>
        <footnote id="F2">Includes 4,332 shares granted pursuant to the Five Star Bancorp 2021 Equity Incentive Plan (including 2,598 shares which have vested and 1,734 which are scheduled to vest in equal installments over the remainder of a five-year period, provided Mr. Lee remains employed by Five Star Bancorp on the respective vesting dates) and 6,000 shares granted pursuant to the Five Star Bancorp 2021 Equity Incentive Plan (including 1,200 shares which have vested and 4,800 which are scheduled to vest in equal installments over the remainder of a five-year period, provided Mr. Lee remains employed by Five Star Bancorp on the respective vesting dates).</footnote>
        <footnote id="F3">Shares are held by The Michael E. Lee &amp; Kaylin M. Fadel-Lee Family Revocable Trust, for which Mr. Lee serves as a trustee.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Michael E. Lee, by Heather C. Luck, Attorney-in-Fact</signatureName>
        <signatureDate>2025-05-02</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
