-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 L6u2PbxXSQAuK5QEHy8HxnjFIMXTJVkpz5PeX/otbsgbJAyv0dEEVKZ0YPyCI4+D
 H/uVKkCmJc5vWTxdKgnk0Q==

<SEC-DOCUMENT>0000878088-07-000009.txt : 20071003
<SEC-HEADER>0000878088-07-000009.hdr.sgml : 20071003
<ACCEPTANCE-DATETIME>20071003143359
ACCESSION NUMBER:		0000878088-07-000009
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20071003
FILED AS OF DATE:		20071003
DATE AS OF CHANGE:		20071003

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:		201-802-4000

	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:			Campanelli Paul
		CENTRAL INDEX KEY:			0001392459

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-10827
		FILM NUMBER:		071153042

	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>2007-10-03</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001392459</rptOwnerCik>
            <rptOwnerName>Campanelli Paul</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-Generics Div</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2007-10-03</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>2100</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>18.19</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>11874</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Includes 9,774 shares of Stock which were Restricted and which have subsequently 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/her true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him/her and in his/her name, place and stead, in any and all capacities, and to do any and all acts and things in his/her name and on his/her behalf, to execute any and all documents and instruments, which said attorney-in-fact may deem necessary or advisable to enable him/her 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/her ownership in Par Pharmaceutical Companies, Inc. (the &quot;Company&quot;) for the period October 1, 2007 through and including September 30, 2008; and to file the same, and all oth
er documents in connection 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/ Paul Campanelli, Dated 10/3/2007</remarks>

    <ownerSignature>
        <signatureName>/s/ Marian E. Gustafson for Paul Campanelli</signatureName>
        <signatureDate>2007-10-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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