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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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<SEC-DOCUMENT>0001104659-03-009146.txt : 20030512
<SEC-HEADER>0001104659-03-009146.hdr.sgml : 20030512
<ACCEPTANCE-DATETIME>20030512164405
ACCESSION NUMBER:		0001104659-03-009146
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030508
FILED AS OF DATE:		20030512

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NEORX CORP
		CENTRAL INDEX KEY:			0000755806
		STANDARD INDUSTRIAL CLASSIFICATION:	IN VITRO & IN VIVO DIAGNOSTIC SUBSTANCES [2835]
		IRS NUMBER:				911261311
		STATE OF INCORPORATION:			WA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		410 W HARRISON ST
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98119
		BUSINESS PHONE:		206-286-25

	MAIL ADDRESS:	
		STREET 1:		410 W HARRISON ST
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98119

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GRAYSON NEILE A
		CENTRAL INDEX KEY:			0001161431

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-16614
		FILM NUMBER:		03693155

	BUSINESS ADDRESS:	
		STREET 1:		40 WEST HARRISON STREET
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98119
		BUSINESS PHONE:		2062817001

	MAIL ADDRESS:	
		STREET 1:		40 WEST HARRISON STREET
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98119
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>j0799_4.xml
<DESCRIPTION>4
<TEXT>
<XML>
<?xml version="1.0" encoding="utf-8" standalone="no"?>
<ownershipDocument>
    <schemaVersion>X0101</schemaVersion>

<documentType>4</documentType>
  <periodOfReport>2003-05-08</periodOfReport>
  <notSubjectToSection16>0</notSubjectToSection16>
<issuer>    <issuerCik>0000755806</issuerCik>
        <issuerName>NEORX CORP</issuerName>
<issuerTradingSymbol>NERX</issuerTradingSymbol>
  </issuer>
  <reportingOwner>
    <reportingOwnerId>
      <rptOwnerCik>0001161431</rptOwnerCik>
            <rptOwnerName>GRAYSON NEILE A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>  </rptOwnerStreet1>
            <rptOwnerStreet2>  </rptOwnerStreet2>
            <rptOwnerCity>  </rptOwnerCity>
            <rptOwnerState>  </rptOwnerState>
            <rptOwnerZipCode>  </rptOwnerZipCode>
        </reportingOwnerAddress>
<reportingOwnerRelationship>
      <isDirector>0</isDirector>
      <isOfficer>1</isOfficer>
      <isTenPercentOwner>0</isTenPercentOwner>
      <isOther>0</isOther>
      <officerTitle>VP Corporate Development</officerTitle>
    </reportingOwnerRelationship>
  </reportingOwner>
  <derivativeSecurity>
    <securityTitle>
      <value>Stock Option (Right to Buy)</value>
    </securityTitle>
    <conversionOrExercisePrice>
      <value>2.69</value>
    </conversionOrExercisePrice>
    <transactionDate>
      <value>2003-05-08</value>
    </transactionDate>
    <transactionCoding>
      <transactionFormType>4</transactionFormType>
      <transactionCode>A</transactionCode>
      <equitySwapInvolved>0</equitySwapInvolved>
    </transactionCoding>
    <transactionTimeliness>
      <value/>
    </transactionTimeliness>
    <transactionAmounts>
      <transactionShares>
        <value>40000</value>
      </transactionShares>
      <transactionValue>
        <value>0</value>
      </transactionValue>
      <transactionAcquiredDisposedCode>
        <value>A</value>
      </transactionAcquiredDisposedCode>
    </transactionAmounts>
    <exerciseDate>
      <value>1988-08-08</value>
      <footnoteId id="F1"/>
    </exerciseDate>
    <expirationDate>
      <value>2013-05-31</value>
    </expirationDate>
    <underlyingSecurity>
      <underlyingSecurityTitle>
        <value>Common Stock</value>
      </underlyingSecurityTitle>
      <underlyingSecurityShares>
        <value>40000</value>
      </underlyingSecurityShares>
    </underlyingSecurity>
    <postTransactionAmounts>
      <sharesOwnedFollowingTransaction>
        <value>40000</value>
      </sharesOwnedFollowingTransaction>
    </postTransactionAmounts>
    <ownershipNature>
      <directOrIndirectOwnership>
        <value>D</value>
      </directOrIndirectOwnership>
    </ownershipNature>
  </derivativeSecurity>
  <footnotes>
    <footnote id="F1">Exercisable in equal monthly installments of 1/48th per month beginning 6/1/03 in accordance with the vesting schedule of the restated employee stock option plan.</footnote>
  </footnotes>
  <ownerSignature>
    <signatureName>Neile A. Grayson</signatureName>
    <signatureDate>2003-05-12</signatureDate>
  </ownerSignature>
</ownershipDocument>

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