<SEC-DOCUMENT>0001104659-23-029105-index.html : 20230306
<SEC-HEADER>0001104659-23-029105.hdr.sgml : 20230306
<ACCEPTANCE-DATETIME>20230306173002
ACCESSION NUMBER:		0001104659-23-029105
CONFORMED SUBMISSION TYPE:	497
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20230306
DATE AS OF CHANGE:		20230306
EFFECTIVENESS DATE:		20230306

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Morgan Stanley Insight Fund
		CENTRAL INDEX KEY:			0001002427
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1130

	FILING VALUES:
		FORM TYPE:		497
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	033-63685
		FILM NUMBER:		23710089

	BUSINESS ADDRESS:	
		STREET 1:		C/O MORGAN STANLEY
		STREET 2:		522 FIFTH AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10036
		BUSINESS PHONE:		800-548-7786

	MAIL ADDRESS:	
		STREET 1:		C/O MORGAN STANLEY
		STREET 2:		522 FIFTH AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10036

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MORGAN STANLEY MULTI CAP GROWTH TRUST
		DATE OF NAME CHANGE:	20110331

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MORGAN STANLEY CAPITAL OPPORTUNITIES TRUST
		DATE OF NAME CHANGE:	20020129

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MORGAN STANLEY MID CAP EQUITY TRUST
		DATE OF NAME CHANGE:	20010618

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MORGAN STANLEY U.S. GOVERNMENT SECURITIES TRUST
		CENTRAL INDEX KEY:			0000730044
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		497
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	002-86966
		FILM NUMBER:		23710090

	BUSINESS ADDRESS:	
		STREET 1:		522 FIFTH AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10036
		BUSINESS PHONE:		800-869-6397

	MAIL ADDRESS:	
		STREET 1:		522 FIFTH AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10036

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MORGAN STANLEY US GOVERNMENT SECURITIES TRUST
		DATE OF NAME CHANGE:	20010618

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MORGAN STANLEY DEAN WITTER US GOVERNMENT SECURITIES TRUST
		DATE OF NAME CHANGE:	19980622

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WITTER DEAN U S GOVERNMENT SECURITIES TRUST
		DATE OF NAME CHANGE:	19920703
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<SERIES>
<OWNER-CIK>0000730044
<SERIES-ID>S000002426
<SERIES-NAME>Morgan Stanley US Government Securities Trust
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000006467
<CLASS-CONTRACT-NAME>A
<CLASS-CONTRACT-TICKER-SYMBOL>USGAX
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<SERIES>
<OWNER-CIK>0001002427
<SERIES-ID>S000002337
<SERIES-NAME>Morgan Stanley Insight Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000006127
<CLASS-CONTRACT-NAME>A
<CLASS-CONTRACT-TICKER-SYMBOL>CPOAX
</CLASS-CONTRACT>
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<DOCUMENT>
<TYPE>497
<SEQUENCE>1
<FILENAME>a23-8512_51497.htm
<DESCRIPTION>497
<TEXT>
Document 1 - file: a23-8512_51497.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>j23851210_ba001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: j23851210_ba001.jpg

</DOCUMENT>
</SEC-DOCUMENT>