-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 OruaySDhO3YCdNHSrNQNB6qgJcwHMr5KAPTy4z3SBTs5G8HT9RMirKmkZUm3N6pg
 FYjuwlAhNEey56ZJRwXJ+Q==

<SEC-DOCUMENT>0001082504-07-000018.txt : 20070326
<SEC-HEADER>0001082504-07-000018.hdr.sgml : 20070326
<ACCEPTANCE-DATETIME>20070326172528
ACCESSION NUMBER:		0001082504-07-000018
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20070322
FILED AS OF DATE:		20070326
DATE AS OF CHANGE:		20070326

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PAR PHARMACEUTICAL COMPANIES, INC.
		CENTRAL INDEX KEY:			0000878088
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				223122182
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0930

	BUSINESS ADDRESS:	
		STREET 1:		300 TICE BOULEVARD
		CITY:			WOODCLIFF LAKE
		STATE:			NJ
		ZIP:			07677
		BUSINESS PHONE:		845-425-7100

	MAIL ADDRESS:	
		STREET 1:		300 TICE BOULEVARD
		CITY:			WOODCLIFF LAKE
		STATE:			NJ
		ZIP:			07677

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PHARMACEUTICAL RESOURCES INC
		DATE OF NAME CHANGE:	19940526

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MacPhee John A
		CENTRAL INDEX KEY:			0001339976

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-10827
		FILM NUMBER:		07719045

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		(201) 802-4000

	MAIL ADDRESS:	
		STREET 1:		C/O PAR PHARMACEUTICAL COMPANIES, INC.
		STREET 2:		300 TICE BOULEVARD
		CITY:			WOODCLIFF LAKE
		STATE:			NJ
		ZIP:			07677
</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>2007-03-22</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000878088</issuerCik>
        <issuerName>PAR PHARMACEUTICAL COMPANIES, INC.</issuerName>
        <issuerTradingSymbol>PRX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001339976</rptOwnerCik>
            <rptOwnerName>MacPhee John A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O PAR PHARMACEUTICAL COMPANIES, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>300 TICE BOULEVARD</rptOwnerStreet2>
            <rptOwnerCity>WOODCLIFF LAKE</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>07677</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Exec VP, Pres Branded Prod Div</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Restricted Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2007-03-22</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>20700</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>49328</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Common Stock, Option to Buy</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>24.27</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2007-03-22</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>10800</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2017-03-22</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>10800</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>10800</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">25% vest on the first anniversary of the date of grant (03/22/2008) and an additional 25% vest on each anniversary thereafter until fully vested.</footnote>
    </footnotes>

    <remarks>LIMITED POWER OF ATTORNEY: KNOW ALL MEN BY THESE PRESENTS, that the undersigned does hereby constitute and appoint MARIAN E. GUSTAFSON with full power to act, as his true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him and in his name, place and stead, in any and all capacities, and to do any and all acts and things in his name and on his behalf, to execute any and all documents and instruments, which said attorney-in-fact may deem necessary or advisable to enable him to comply with the reporting requirements pursuant to Section 16 of the Securities Exchange Act of 1934, as amended, including but not limited to Form 4-Statement of Changes in Beneficial Ownership and Form 5-Annual Statement of Changes in Beneficial Ownership, relating to his ownership in Par Pharmaceutical Companies, Inc. (the &quot;Company&quot;) for the period September 20, 2006 through and including September 19, 2007; and to file the same, and all other documents in connectio
n therewith, with the Securities and Exchange Commission, granting unto said attorney-in-fact and agent, full power and authority to do and perform each and every act and thing requisite and necessary to be done as fully to all intents and purposes as the undersigned might or could do in person, hereby ratifying and confirming all that the said attorney-in-fact and agent may lawfully do or cause to be done by virtue thereof. /s/ John A. MacPhee  Dated: Sept 19, 2006</remarks>

    <ownerSignature>
        <signatureName>/s/ Marian E. Gustafson for John A. MacPhee</signatureName>
        <signatureDate>2007-03-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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