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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 LAGsHxn2DKpDr9BT9jFOeZpT62mQApUsu6h3kbNxCQvyu9xBnXCjoELQS3HrBobB
 MvuC4ziU9bfnY+GNSQIy+A==

<SEC-DOCUMENT>0000931948-03-000004.txt : 20031110
<SEC-HEADER>0000931948-03-000004.hdr.sgml : 20031110
<ACCEPTANCE-DATETIME>20031110095835
ACCESSION NUMBER:		0000931948-03-000004
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031023
FILED AS OF DATE:		20031110

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			FULLER CRAIG L
		CENTRAL INDEX KEY:			0001213429

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13053
		FILM NUMBER:		03986887

	BUSINESS ADDRESS:	
		STREET 1:		8270 GREENSBORO DRIVE
		STREET 2:		SUITE 950
		CITY:			MCLEAN
		STATE:			VA
		ZIP:			22102
		BUSINESS PHONE:		7032883075

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			STILLWATER MINING CO /DE/
		CENTRAL INDEX KEY:			0000931948
		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS METAL ORES [1090]
		IRS NUMBER:				810480654
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		536 E PIKE
		STREET 2:		536 E PIKE
		CITY:			COLUMBUS
		STATE:			MT
		ZIP:			59019
		BUSINESS PHONE:		4063228700

	MAIL ADDRESS:	
		STREET 1:		PO BOX 1330
		STREET 2:		PO BOX 1330
		CITY:			COLUMBUS
		STATE:			MT
		ZIP:			59019
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>

<ownershipDocument>

    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2003-10-23</periodOfReport>


    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000931948</issuerCik>
        <issuerName>STILLWATER MINING CO /DE/</issuerName>
        <issuerTradingSymbol>SWC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001213429</rptOwnerCik>
            <rptOwnerName>FULLER CRAIG L</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1></rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity></rptOwnerCity>
            <rptOwnerState></rptOwnerState>
            <rptOwnerZipCode></rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>

        <derivativeTransaction>
            <securityTitle>
                <value>Non-employee director stock optino</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>6.75</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2003-11-07</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>5000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2004-04-23</value>
            </exerciseDate>
            <expirationDate>
                <value>2013-10-23</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>10000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>15000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>

    </derivativeTable>


    <remarks>Under the SWC equity incentive plan, each non-employee director is to be granted 5,000 stock options upon re-election to the Board and these options are to vest six months therafter. The meeting was held October 23, 2003, the grant will be effective as of this date and the options will vest on April 23, 2004 with a transaction date of November 7, 2003.</remarks>

    <ownerSignature>
        <signatureName>/s/ Craig L Fuller</signatureName>
        <signatureDate>2003-11-10</signatureDate>
    </ownerSignature>

</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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