-----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,
 E/NUE+qFI6f8sfFku3yqIqncS5a10exZ1brZQuhOVWHrKP/fvr+T9qFblrhNsqo2
 XBh/9epLRsFsUOSkk7UvLA==

<SEC-DOCUMENT>0001287604-05-000002.txt : 20050422
<SEC-HEADER>0001287604-05-000002.hdr.sgml : 20050422
<ACCEPTANCE-DATETIME>20050422111327
ACCESSION NUMBER:		0001287604-05-000002
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20050421
FILED AS OF DATE:		20050422
DATE AS OF CHANGE:		20050422

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			HAMLETT MARIAN P
		CENTRAL INDEX KEY:			0001287604

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12248
		FILM NUMBER:		05766375

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		2146491597

	MAIL ADDRESS:	
		STREET 1:		12303 AIRPORT WAY
		STREET 2:		SUITE 125
		CITY:			BROOMFIELD
		STATE:			CO
		ZIP:			80021

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			KAISER GROUP HOLDINGS INC
		CENTRAL INDEX KEY:			0000856200
		STANDARD INDUSTRIAL CLASSIFICATION:	HAZARDOUS WASTE MANAGEMENT [4955]
		IRS NUMBER:				542014870
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		9300 LEE HIGHWAY
		CITY:			FAIRFAX
		STATE:			VA
		ZIP:			22031
		BUSINESS PHONE:		7039343413

	MAIL ADDRESS:	
		STREET 1:		9300 LEE HIGHWAY
		CITY:			FAIRFAX
		STATE:			VA
		ZIP:			22031

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	KAISER GROUP INTERNATIONAL INC
		DATE OF NAME CHANGE:	19991220

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ICF KAISER INTERNATIONAL INC
		DATE OF NAME CHANGE:	19930811

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ICF INTERNATIONAL INC
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2005-04-21</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000856200</issuerCik>
        <issuerName>KAISER GROUP HOLDINGS INC</issuerName>
        <issuerTradingSymbol>kghi</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001287604</rptOwnerCik>
            <rptOwnerName>HAMLETT MARIAN P</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>3512 PECAN PARK DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>FLOWER MOUND</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>75022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>EVP, CFO and Asst Treas</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common</value>
            </securityTitle>
            <transactionDate>
                <value>2005-04-21</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>100</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>30.25</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <ownerSignature>
        <signatureName>Marian P. Hamlett</signatureName>
        <signatureDate>2005-04-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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