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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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MIC-Info: RSA-MD5,RSA,
 VJ6emb+felpqf0482uRFMs7ejLuEZVoLFNDCeX+o/yWk2Ur/0mofJFEyMwwJHkQ8
 pZsWUGoR/4m0crF9BFmzGQ==

<SEC-DOCUMENT>0001144204-10-020198.txt : 20100414
<SEC-HEADER>0001144204-10-020198.hdr.sgml : 20100414
<ACCEPTANCE-DATETIME>20100414192514
ACCESSION NUMBER:		0001144204-10-020198
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20100414
FILED AS OF DATE:		20100414
DATE AS OF CHANGE:		20100414

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Golub Capital BDC, Inc.
		CENTRAL INDEX KEY:			0001476765
		IRS NUMBER:				272326940
		FISCAL YEAR END:			0910

	BUSINESS ADDRESS:	
		STREET 1:		150 SOUTH WACKER DRIVE
		STREET 2:		SUITE 800
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
		BUSINESS PHONE:		312-205-5050

	MAIL ADDRESS:	
		STREET 1:		150 SOUTH WACKER DRIVE
		STREET 2:		SUITE 800
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Golub Capital BDC LLC
		DATE OF NAME CHANGE:	20091113

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GEMS Fund, L.P.
		CENTRAL INDEX KEY:			0001480432
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	814-00794
		FILM NUMBER:		10750459

	BUSINESS ADDRESS:	
		STREET 1:		C/O GC ADVISORS LLC
		STREET 2:		150 SOUTH WACKER DRIVE, SUITE 800
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
		BUSINESS PHONE:		3122055050

	MAIL ADDRESS:	
		STREET 1:		C/O GC ADVISORS LLC
		STREET 2:		150 SOUTH WACKER DRIVE, SUITE 800
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>v180998_ex.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0203</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2010-04-14</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001476765</issuerCik>
        <issuerName>Golub Capital BDC, Inc.</issuerName>
        <issuerTradingSymbol>GBDC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001480432</rptOwnerCik>
            <rptOwnerName>GEMS Fund, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O GOLUB CAPITAL BDC, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>150 SOUTH WACKER DRIVE, SUITE 800</rptOwnerStreet2>
            <rptOwnerCity>CHICAGO</rptOwnerCity>
            <rptOwnerState>IL</rptOwnerState>
            <rptOwnerZipCode>60606</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock, par value $0.001 per share</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1752048</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <ownerSignature>
        <signatureName>/s/ David B. Golub, as Managing Member of the General Partner</signatureName>
        <signatureDate>2010-04-14</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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