<SEC-DOCUMENT>0001104659-23-122491-index.html : 20231130
<SEC-HEADER>0001104659-23-122491.hdr.sgml : 20231130
<ACCEPTANCE-DATETIME>20231130172106
ACCESSION NUMBER:		0001104659-23-122491
CONFORMED SUBMISSION TYPE:	497AD
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20231130
DATE AS OF CHANGE:		20231130

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GOLUB CAPITAL BDC, Inc.
		CENTRAL INDEX KEY:			0001476765
		IRS NUMBER:				471893276
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		497AD
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-265509
		FILM NUMBER:		231456673

	BUSINESS ADDRESS:	
		STREET 1:		200 PARK AVENUE
		STREET 2:		25TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10166
		BUSINESS PHONE:		212.750.6060

	MAIL ADDRESS:	
		STREET 1:		200 PARK AVENUE
		STREET 2:		25TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10166

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GOLUB CAPITAL INVESTMENT Corp
		DATE OF NAME CHANGE:	20170511

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Golub Capital BDC, Inc.
		DATE OF NAME CHANGE:	20100414

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Golub Capital BDC LLC
		DATE OF NAME CHANGE:	20091113
</SEC-HEADER>
<DOCUMENT>
<TYPE>497AD
<SEQUENCE>1
<FILENAME>tm2328720d5_497ad.htm
<DESCRIPTION>497AD
<TEXT>
Document 1 - file: tm2328720d5_497ad.htm

</DOCUMENT>
</SEC-DOCUMENT>