<SEC-DOCUMENT>0000950123-21-002518-index.html : 20210216
<SEC-HEADER>0000950123-21-002518.hdr.sgml : 20210216
<ACCEPTANCE-DATETIME>20210216111817
ACCESSION NUMBER:		0000950123-21-002518
CONFORMED SUBMISSION TYPE:	13F-NT
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20201231
FILED AS OF DATE:		20210216
DATE AS OF CHANGE:		20210216
EFFECTIVENESS DATE:		20210216

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MACQUARIE INVESTMENT MANAGEMENT BUSINESS TRUST
		CENTRAL INDEX KEY:			0000727770
		IRS NUMBER:				133465352
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	FILING VALUES:
		FORM TYPE:		13F-NT
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	028-05267
		FILM NUMBER:		21634335

	BUSINESS ADDRESS:	
		STREET 1:		100 INDEPENDENCE
		STREET 2:		610 MARKET STREET
		CITY:			PHILADELPHIA
		STATE:			PA
		ZIP:			19106-2354
		BUSINESS PHONE:		800-523-1918

	MAIL ADDRESS:	
		STREET 1:		100 INDEPENDENCE
		STREET 2:		610 MARKET STREET
		CITY:			PHILADELPHIA
		STATE:			PA
		ZIP:			19106-2354

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DELAWARE MANAGEMENT BUSINESS TRUST
		DATE OF NAME CHANGE:	20060807

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DELAWARE MANAGEMENT CO INC/DE/
		DATE OF NAME CHANGE:	19960816
</SEC-HEADER>
<DOCUMENT>
<TYPE>13F-NT
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
Document 1 - file: primary_doc.html

Document 1 - RAW XML: primary_doc.xml

</DOCUMENT>
</SEC-DOCUMENT>