<SEC-DOCUMENT>0001579477-25-000015.txt : 20250819
<SEC-HEADER>0001579477-25-000015.hdr.sgml : 20250819
<ACCEPTANCE-DATETIME>20250819120508
ACCESSION NUMBER:		0001579477-25-000015
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250815
FILED AS OF DATE:		20250819
DATE AS OF CHANGE:		20250819

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Horlock Phil
		CENTRAL INDEX KEY:			0001579477
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36267
		FILM NUMBER:		251230275

	MAIL ADDRESS:	
		STREET 1:		C/O LOJACK CORPORATION
		STREET 2:		40 PEQUOT WAY
		CITY:			CANTON
		STATE:			MA
		ZIP:			02021

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Blue Bird Corp
		CENTRAL INDEX KEY:			0001589526
		STANDARD INDUSTRIAL CLASSIFICATION:	TRUCK & BUS BODIES [3713]
		ORGANIZATION NAME:           	04 Manufacturing
		EIN:				463891989
		FISCAL YEAR END:			0927

	BUSINESS ADDRESS:	
		STREET 1:		3920 ARKWRIGHT ROAD
		STREET 2:		SUITE 200
		CITY:			MACON
		STATE:			GA
		ZIP:			31210
		BUSINESS PHONE:		478-822-2801

	MAIL ADDRESS:	
		STREET 1:		3920 ARKWRIGHT ROAD
		STREET 2:		SUITE 200
		CITY:			MACON
		STATE:			GA
		ZIP:			31210

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Hennessy Capital Acquisition Corp.
		DATE OF NAME CHANGE:	20131017
</SEC-HEADER>
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<TYPE>4
<SEQUENCE>1
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<DESCRIPTION>FORM 4
<TEXT>
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        <issuerName>Blue Bird Corp</issuerName>
        <issuerTradingSymbol>BLBD</issuerTradingSymbol>
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            <rptOwnerCik>0001579477</rptOwnerCik>
            <rptOwnerName>Horlock Phil</rptOwnerName>
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            <rptOwnerStreet1>3920 ARKWRIGHT ROAD</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 200</rptOwnerStreet2>
            <rptOwnerCity>MACON</rptOwnerCity>
            <rptOwnerState>GA</rptOwnerState>
            <rptOwnerZipCode>31210</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
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    <aff10b5One>0</aff10b5One>

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            </securityTitle>
            <transactionDate>
                <value>2025-08-15</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
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                <value>Common Stock, par value $0.0001 per share</value>
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        </nonDerivativeTransaction>
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    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Option (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>16.99</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2025-08-15</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionAmounts>
                <transactionShares>
                    <value>21129</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2019-12-11</value>
            </exerciseDate>
            <expirationDate>
                <value>2026-12-31</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock, par value $0.0001 per share</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>21129</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
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            </securityTitle>
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                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
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            <exerciseDate>
                <value>2021-10-31</value>
                <footnoteId id="F1"/>
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            <expirationDate>
                <value>2026-12-31</value>
            </expirationDate>
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                <underlyingSecurityTitle>
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                </underlyingSecurityTitle>
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    <footnotes>
        <footnote id="F1">Award represents a stock option grant that was originally scheduled to vest on 12/11/2021, but for which vesting was accelerated to 10/31/2021 upon Mr.  Horlock's initial retirement.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Matthew Meziere as attorney-in-fact</signatureName>
        <signatureDate>2025-08-19</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
