<SEC-DOCUMENT>0001193125-21-157561-index.html : 20210511
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<ACCEPTANCE-DATETIME>20210511160258
ACCESSION NUMBER:		0001193125-21-157561
CONFORMED SUBMISSION TYPE:	10-K
PUBLIC DOCUMENT COUNT:		11
CONFORMED PERIOD OF REPORT:	20210331
FILED AS OF DATE:		20210511
DATE AS OF CHANGE:		20210511

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GLADSTONE INVESTMENT CORPORATION\DE
		CENTRAL INDEX KEY:			0001321741
		IRS NUMBER:				830423116
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	FILING VALUES:
		FORM TYPE:		10-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	814-00704
		FILM NUMBER:		21911204

	BUSINESS ADDRESS:	
		STREET 1:		1521 WESTBRANCH DRIVE
		STREET 2:		SUITE 100
		CITY:			MCLEAN
		STATE:			VA
		ZIP:			22102
		BUSINESS PHONE:		7032875800

	MAIL ADDRESS:	
		STREET 1:		1521 WESTBRANCH DRIVE
		STREET 2:		SUITE 100
		CITY:			MCLEAN
		STATE:			VA
		ZIP:			22102
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<TYPE>10-K
<SEQUENCE>1
<FILENAME>d409757d10k.htm
<DESCRIPTION>10-K
<TEXT>
Document 1 - file: d409757d10k.htm

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<DOCUMENT>
<TYPE>EX-3.3
<SEQUENCE>2
<FILENAME>d409757dex33.htm
<DESCRIPTION>EX-3.3
<TEXT>
Document 2 - file: d409757dex33.htm

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<DOCUMENT>
<TYPE>EX-4.6
<SEQUENCE>3
<FILENAME>d409757dex46.htm
<DESCRIPTION>EX-4.6
<TEXT>
Document 3 - file: d409757dex46.htm

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<DOCUMENT>
<TYPE>EX-21
<SEQUENCE>4
<FILENAME>d409757dex21.htm
<DESCRIPTION>EX-21
<TEXT>
Document 4 - file: d409757dex21.htm

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<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>5
<FILENAME>d409757dex231.htm
<DESCRIPTION>EX-23.1
<TEXT>
Document 5 - file: d409757dex231.htm

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<DOCUMENT>
<TYPE>EX-31.1
<SEQUENCE>6
<FILENAME>d409757dex311.htm
<DESCRIPTION>EX-31.1
<TEXT>
Document 6 - file: d409757dex311.htm

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<TYPE>EX-31.2
<SEQUENCE>7
<FILENAME>d409757dex312.htm
<DESCRIPTION>EX-31.2
<TEXT>
Document 7 - file: d409757dex312.htm

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<DOCUMENT>
<TYPE>EX-32.1
<SEQUENCE>8
<FILENAME>d409757dex321.htm
<DESCRIPTION>EX-32.1
<TEXT>
Document 8 - file: d409757dex321.htm

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<DOCUMENT>
<TYPE>EX-32.2
<SEQUENCE>9
<FILENAME>d409757dex322.htm
<DESCRIPTION>EX-32.2
<TEXT>
Document 9 - file: d409757dex322.htm

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<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>g409757g11h32.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 10 - file: g409757g11h32.jpg

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Document 11 - file: g409757g46a01.jpg

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