<SEC-DOCUMENT>0001209191-21-006128.txt : 20210129
<SEC-HEADER>0001209191-21-006128.hdr.sgml : 20210129
<ACCEPTANCE-DATETIME>20210129170009
ACCESSION NUMBER:		0001209191-21-006128
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210127
FILED AS OF DATE:		20210129
DATE AS OF CHANGE:		20210129

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			JANTZ DEREK
		CENTRAL INDEX KEY:			0001769828

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38841
		FILM NUMBER:		21572093

	MAIL ADDRESS:	
		STREET 1:		C/O PRECISION BIOSCIENCES, INC.
		STREET 2:		302 EAST PETTIGREW STREET, SUITE A-100
		CITY:			DURHAM
		STATE:			NC
		ZIP:			27701

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PRECISION BIOSCIENCES INC
		CENTRAL INDEX KEY:			0001357874
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		302 EAST PETTIGREW STREET
		STREET 2:		SUITE A-100
		CITY:			DURHAM
		STATE:			NC
		ZIP:			27701
		BUSINESS PHONE:		919-314-5512

	MAIL ADDRESS:	
		STREET 1:		302 EAST PETTIGREW STREET
		STREET 2:		SUITE A-100
		CITY:			DURHAM
		STATE:			NC
		ZIP:			27701
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
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<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
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        <issuerName>PRECISION BIOSCIENCES INC</issuerName>
        <issuerTradingSymbol>DTIL</issuerTradingSymbol>
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            <rptOwnerName>JANTZ DEREK</rptOwnerName>
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            <rptOwnerStreet2>302 E. PETTIGREW STREET, SUITE A-100</rptOwnerStreet2>
            <rptOwnerCity>DURHAM</rptOwnerCity>
            <rptOwnerState>NC</rptOwnerState>
            <rptOwnerZipCode>27701</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Scientific Officer</officerTitle>
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            <securityTitle>
                <value>Employee Stock Option (Right to Buy)</value>
            </securityTitle>
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            <transactionDate>
                <value>2021-01-27</value>
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                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>21514</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <value>2021-05-17</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
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                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>21514</value>
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    <footnotes>
        <footnote id="F1">All sales were effected pursuant to a Rule 10b5-1 plan. The transaction was a sell-to-cover exercise, with shares sold to cover the option exercise price and taxes, and the reporting person retaining all remaining shares.</footnote>
        <footnote id="F2">The option is fully vested and exercisable.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Dario Scimeca, Attorney-in-Fact for Derek Jantz</signatureName>
        <signatureDate>2021-01-29</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
