-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Oy82jrMCJntyo8HLPyoDXJYn23WAFjDx8UHqozKmUFU8Ts+BYd1Obqu0t1eJsQcP
 aBxQYfeEVY40QM622tYaSg==

<SEC-DOCUMENT>0001209191-03-006530.txt : 20030604
<SEC-HEADER>0001209191-03-006530.hdr.sgml : 20030604
<ACCEPTANCE-DATETIME>20030604114948
ACCESSION NUMBER:		0001209191-03-006530
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030603
FILED AS OF DATE:		20030604

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			VAN KAMPEN MUNICIPAL OPPORTUNITY TRUST
		CENTRAL INDEX KEY:			0000884152
		STANDARD INDUSTRIAL CLASSIFICATION:	UNKNOWN SIC - 0000 [0000]
		IRS NUMBER:				363810337
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1031

	BUSINESS ADDRESS:	
		STREET 1:		ONE PARKVIEW PLAZA
		STREET 2:		VAN KAMPEN INVESTMENTS INC
		CITY:			OAKBROOK TERRACE
		STATE:			IL
		ZIP:			60181
		BUSINESS PHONE:		6306846774

	MAIL ADDRESS:	
		STREET 1:		VAN KAMPEN INVESTMENTS INC
		STREET 2:		ONE PARKVIEW PLAZA
		CITY:			OAKBROOK TERRACE
		STATE:			IL
		ZIP:			60181

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	VAN KAMPEN AMERICAN CAPITAL MUNICIPAL OPPORTUNITY TRUST
		DATE OF NAME CHANGE:	19960102

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	VAN KAMPEN MERRITT MUNICIPAL OPPORTUNITY TRUST
		DATE OF NAME CHANGE:	19920929

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			DAMMEYER RODNEY F
		CENTRAL INDEX KEY:			0001077650

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	811-06567
		FILM NUMBER:		03731658

	BUSINESS ADDRESS:	
		STREET 1:		676 NORTH MICHIGAN AVE
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60611
		BUSINESS PHONE:		3129436327

	MAIL ADDRESS:	
		STREET 1:		676 N. MICHIGAN AVENUE
		STREET 2:		#2800
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60611
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?><ownershipDocument><schemaVersion>X0101</schemaVersion>    <documentType>4</documentType><periodOfReport>2003-06-03</periodOfReport><issuer><issuerCik>0000884152</issuerCik><issuerName>VAN KAMPEN MUNICIPAL OPPORTUNITY TRUST</issuerName>        <issuerTradingSymbol>VMO</issuerTradingSymbol></issuer><reportingOwner><reportingOwnerId><rptOwnerCik>0001077650</rptOwnerCik><rptOwnerName>DAMMEYER RODNEY F</rptOwnerName></reportingOwnerId><reportingOwnerAddress><rptOwnerStreet1>  </rptOwnerStreet1><rptOwnerStreet2>  </rptOwnerStreet2><rptOwnerCity>  </rptOwnerCity><rptOwnerState>  </rptOwnerState><rptOwnerZipCode>  </rptOwnerZipCode></reportingOwnerAddress><reportingOwnerRelationship><isDirector>1</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther><officerTitle></officerTitle><otherText></otherText></reportingOwnerRelationship></reportingOwner><nonDerivativeSecurity><securityTitle><value>Common Stock</value></securityTitle><transactionDate><value>2003
- -06-03</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>S</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionTimeliness><value></value></transactionTimeliness><transactionAmounts><transactionShares><value>4830</value></transactionShares><transactionValue><value>17.39</value></transactionValue><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>0</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></nonDerivativeSecurity><footnotes></footnotes><ownerSignature><signatureName>/s/ Rod Dammeyer</signatureName><signatureDate>2003-06-04</signatureDate></ownerSignature></ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----
