<SEC-DOCUMENT>0001209191-21-065094.txt : 20211117
<SEC-HEADER>0001209191-21-065094.hdr.sgml : 20211117
<ACCEPTANCE-DATETIME>20211117162304
ACCESSION NUMBER:		0001209191-21-065094
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20211115
FILED AS OF DATE:		20211117
DATE AS OF CHANGE:		20211117

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Haltmayer Neven
		CENTRAL INDEX KEY:			0001380567

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-25826
		FILM NUMBER:		211420868

	MAIL ADDRESS:	
		STREET 1:		549 BALTIC WAY
		CITY:			SUNNYVALE
		STATE:			CA
		ZIP:			94089

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HARMONIC INC
		CENTRAL INDEX KEY:			0000851310
		STANDARD INDUSTRIAL CLASSIFICATION:	RADIO & TV BROADCASTING & COMMUNICATIONS EQUIPMENT [3663]
		IRS NUMBER:				770201147
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		4300 NORTH FIRST STREET
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95134
		BUSINESS PHONE:		4084906242

	MAIL ADDRESS:	
		STREET 1:		4300 NORTH FIRST STREET
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95134

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	HARMONIC LIGHTWAVES INC
		DATE OF NAME CHANGE:	19950404
</SEC-HEADER>
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<DESCRIPTION>FORM 4 SUBMISSION
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        <issuerName>HARMONIC INC</issuerName>
        <issuerTradingSymbol>HLIT</issuerTradingSymbol>
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            <rptOwnerName>Haltmayer Neven</rptOwnerName>
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            <rptOwnerStreet1>2590 ORCHARD PARKWAY</rptOwnerStreet1>
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            <rptOwnerCity>SAN JOSE</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>95131</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>SVP, Video R&amp;D</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

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                    <value>8333</value>
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                <transactionPricePerShare>
                    <value>0.00</value>
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            <exerciseDate>
                <value>2020-02-15</value>
            </exerciseDate>
            <expirationDate>
                <value>2022-02-15</value>
            </expirationDate>
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    <footnotes>
        <footnote id="F1">These shares of common stock were acquired upon the vesting of restricted stock units on 11/15/2021. These restricted stock units were initially granted to the Reporting Person on 4/15/2019, and were identified on a Form 4 filed by the Reporting Person on 4/17/2019.</footnote>
        <footnote id="F2">Shares of Harmonic Inc. common stock withheld by Harmonic Inc. to satisfy tax withholding obligation upon vesting of restricted stock units.</footnote>
        <footnote id="F3">These shares of common stock were acquired upon the vesting of restricted stock units on 11/15/2021. These restricted stock units were initially granted to the Reporting Person on 2/24/2020, and were identified on a Form 4 filed by the Reporting Person on February 26, 2020.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Laura Donovan
By Attorney-in-Fact: Laura Donovan</signatureName>
        <signatureDate>2021-11-17</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
