<SEC-DOCUMENT>0001752724-23-260217-index.html : 20231121
<SEC-HEADER>0001752724-23-260217.hdr.sgml : 20231121
<ACCEPTANCE-DATETIME>20231121120843
ACCESSION NUMBER:		0001752724-23-260217
CONFORMED SUBMISSION TYPE:	NPORT-P
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20230930
FILED AS OF DATE:		20231121
DATE AS OF CHANGE:		20231121
PERIOD START:           	20230930

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			THORNBURG INVESTMENT TRUST
		CENTRAL INDEX KEY:			0000816153
		IRS NUMBER:				061158764
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		NPORT-P
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-05201
		FILM NUMBER:		231425791

	BUSINESS ADDRESS:	
		STREET 1:		2300 NORTH RIDGETOP ROAD
		CITY:			SANTA FE
		STATE:			NM
		ZIP:			87506-8361
		BUSINESS PHONE:		5059840200

	MAIL ADDRESS:	
		STREET 1:		2300 NORTH RIDGETOP ROAD
		CITY:			SANTA FE
		STATE:			NM
		ZIP:			87506-8361

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	THORNBURG INCOME TRUST
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	LIMITED TERM TRUST
		DATE OF NAME CHANGE:	19870816
<SERIES-AND-CLASSES-CONTRACTS-DATA>
<EXISTING-SERIES-AND-CLASSES-CONTRACTS>
<SERIES>
<OWNER-CIK>0000816153
<SERIES-ID>S000020097
<SERIES-NAME>Thornburg Strategic Income Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000056389
<CLASS-CONTRACT-NAME>Thornburg Strategic Income Fund - Class A
<CLASS-CONTRACT-TICKER-SYMBOL>TSIAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000056390
<CLASS-CONTRACT-NAME>Thornburg Strategic Income Fund - Class C
<CLASS-CONTRACT-TICKER-SYMBOL>TSICX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000056391
<CLASS-CONTRACT-NAME>Thornburg Strategic Income Fund - Class I
<CLASS-CONTRACT-TICKER-SYMBOL>TSIIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000113850
<CLASS-CONTRACT-NAME>Thornburg Strategic Income Fund - Class R3
<CLASS-CONTRACT-TICKER-SYMBOL>TSIRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000113851
<CLASS-CONTRACT-NAME>Thornburg Strategic Income Fund - Class R5
<CLASS-CONTRACT-TICKER-SYMBOL>TSRRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000136850
<CLASS-CONTRACT-NAME>Thornburg Strategic Income Fund - Class R4
<CLASS-CONTRACT-TICKER-SYMBOL>TSRIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000177481
<CLASS-CONTRACT-NAME>Thornburg Strategic Income Fund - Class R6
<CLASS-CONTRACT-TICKER-SYMBOL>TSRSX
</CLASS-CONTRACT>
</SERIES>
</EXISTING-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
</SEC-HEADER>
<DOCUMENT>
<TYPE>NPORT-P
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
Document 1 - file: primary_doc.html

Document 1 - RAW XML: primary_doc.xml

</DOCUMENT>
</SEC-DOCUMENT>