-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Cx30zNauppizjmqlHETwfbjoXgi1QrEa+tyB413njAMU8uKTm1mq2D/eihz+LzM+
 2Ho40p3nB29HIgC/PysB3Q==

<SEC-DOCUMENT>0001495742-10-000006.txt : 20100707
<SEC-HEADER>0001495742-10-000006.hdr.sgml : 20100707
<ACCEPTANCE-DATETIME>20100707170355
ACCESSION NUMBER:		0001495742-10-000006
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20100707
FILED AS OF DATE:		20100707
DATE AS OF CHANGE:		20100707

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			URANERZ ENERGY CORP.
		CENTRAL INDEX KEY:			0001162324
		STANDARD INDUSTRIAL CLASSIFICATION:	METAL MINING [1000]
		IRS NUMBER:				980365605
		STATE OF INCORPORATION:			NV
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1701 EAST "E" STREET
		STREET 2:		P.O. BOX 50850
		CITY:			CASPER
		STATE:			WY
		ZIP:			82605-0850
		BUSINESS PHONE:		307-265-8900

	MAIL ADDRESS:	
		STREET 1:		1701 EAST "E" STREET
		STREET 2:		P.O. BOX 50850
		CITY:			CASPER
		STATE:			WY
		ZIP:			82605-0850

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CARLETON VENTURES CORP
		DATE OF NAME CHANGE:	20011115

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			HIGGS DENNIS LYLE
		CENTRAL INDEX KEY:			0001134878
		STATE OF INCORPORATION:			NV
		FISCAL YEAR END:			0430

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32974
		FILM NUMBER:		10942430

	MAIL ADDRESS:	
		STREET 1:		SUITE 1410
		STREET 2:		800 WEST PENDER STREET
		CITY:			VANCOUVER
		STATE:			A1
		ZIP:			V6C 2V6
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2010-07-07</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001162324</issuerCik>
        <issuerName>URANERZ ENERGY CORP.</issuerName>
        <issuerTradingSymbol>URZ</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001134878</rptOwnerCik>
            <rptOwnerName>HIGGS DENNIS LYLE</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>SUITE 1410</rptOwnerStreet1>
            <rptOwnerStreet2>800 WEST PENDER STREET</rptOwnerStreet2>
            <rptOwnerCity>VANCOUVER</rptOwnerCity>
            <rptOwnerState>A1</rptOwnerState>
            <rptOwnerZipCode>V6C 2V6</rptOwnerZipCode>
            <rptOwnerStateDescription>BRITISH COLUMBIA, CANADA</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Executive Chairman</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Shares</value>
            </securityTitle>
            <transactionDate>
                <value>2010-07-07</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>5000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.92</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3870000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <ownerSignature>
        <signatureName>Dennnis L. Higgs</signatureName>
        <signatureDate>2010-07-07</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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