<SEC-DOCUMENT>0001193125-21-150121-index.html : 20210504
<SEC-HEADER>0001193125-21-150121.hdr.sgml : 20210504
<ACCEPTANCE-DATETIME>20210504163907
ACCESSION NUMBER:		0001193125-21-150121
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20210504
ITEM INFORMATION:		Results of Operations and Financial Condition
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20210504
DATE AS OF CHANGE:		20210504

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GLADSTONE CAPITAL CORP
		CENTRAL INDEX KEY:			0001143513
		IRS NUMBER:				542040781
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	814-00237
		FILM NUMBER:		21889187

	BUSINESS ADDRESS:	
		STREET 1:		1521 WESTBRANCH DRIVE
		STREET 2:		SUITE 100
		CITY:			MCLEAN
		STATE:			VA
		ZIP:			22102
		BUSINESS PHONE:		703-287-5800

	MAIL ADDRESS:	
		STREET 1:		1521 WESTBRANCH DRIVE
		STREET 2:		SUITE 100
		CITY:			MCLEAN
		STATE:			VA
		ZIP:			22102
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>d290653d8k.htm
<DESCRIPTION>8-K
<TEXT>
Document 1 - file: d290653d8k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>d290653dex991.htm
<DESCRIPTION>EX-99.1
<TEXT>
Document 2 - file: d290653dex991.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g290653g83d50.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g290653g83d50.jpg

</DOCUMENT>
</SEC-DOCUMENT>