<SEC-DOCUMENT>0001686917-16-000010.txt : 20161017
<SEC-HEADER>0001686917-16-000010.hdr.sgml : 20161017
<ACCEPTANCE-DATETIME>20161017060726
ACCESSION NUMBER:		0001686917-16-000010
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20160920
FILED AS OF DATE:		20161017
DATE AS OF CHANGE:		20161017

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PENN WEST PETROLEUM LTD.
		CENTRAL INDEX KEY:			0001334388
		STANDARD INDUSTRIAL CLASSIFICATION:	CRUDE PETROLEUM & NATURAL GAS [1311]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			A0
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		207 - 9TH AVENUE S.W.
		STREET 2:		SUITE 200
		CITY:			CALGARY
		STATE:			A0
		ZIP:			T2P 1K3
		BUSINESS PHONE:		(403) 777-2500

	MAIL ADDRESS:	
		STREET 1:		207 - 9TH AVENUE S.W.
		STREET 2:		SUITE 200
		CITY:			CALGARY
		STATE:			A0
		ZIP:			T2P 1K3

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PENN WEST ENERGY TRUST
		DATE OF NAME CHANGE:	20050727

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Ho Cheuk Fund
		CENTRAL INDEX KEY:			0001686917
		STATE OF INCORPORATION:			E9
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32895
		FILM NUMBER:		161937926

	BUSINESS ADDRESS:	
		STREET 1:		2906 CHINA RESOURCES BUILDING
		CITY:			WANCHAI
		STATE:			K3
		ZIP:			00000
		BUSINESS PHONE:		85231270688

	MAIL ADDRESS:	
		STREET 1:		2906 CHINA RESOURCES BUILDING
		CITY:			WANCHAI
		STATE:			K3
		ZIP:			00000
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2016-09-20</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001334388</issuerCik>
        <issuerName>PENN WEST PETROLEUM LTD.</issuerName>
        <issuerTradingSymbol>PWE</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001686917</rptOwnerCik>
            <rptOwnerName>Ho Cheuk Fund</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>2906 CHINA RESOURCES BUILDING</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>WANCHAI</rptOwnerCity>
            <rptOwnerState>K3</rptOwnerState>
            <rptOwnerZipCode>00000</rptOwnerZipCode>
            <rptOwnerStateDescription>HONG KONG</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>Financial Investor (9.83%)</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2016-10-14</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1044900</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>1.9</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>34290677</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <ownerSignature>
        <signatureName>Jian Qing</signatureName>
        <signatureDate>2016-10-17</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
