<SEC-DOCUMENT>0001023731-19-000130.txt : 20190923
<SEC-HEADER>0001023731-19-000130.hdr.sgml : 20190923
<ACCEPTANCE-DATETIME>20190923160740
ACCESSION NUMBER:		0001023731-19-000130
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20190919
FILED AS OF DATE:		20190923
DATE AS OF CHANGE:		20190923

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MARTIN BRYAN R
		CENTRAL INDEX KEY:			0001085676

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38312
		FILM NUMBER:		191108123

	MAIL ADDRESS:	
		STREET 1:		C/O 8X8 INC
		STREET 2:		3151 JAY STREET
		CITY:			SANTA CLARA
		STATE:			CA
		ZIP:			95054

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			8X8 INC /DE/
		CENTRAL INDEX KEY:			0001023731
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROCESSING & DATA PREPARATION [7374]
		IRS NUMBER:				770142404
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	BUSINESS ADDRESS:	
		STREET 1:		2125 O'NEL DRIVE
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95131
		BUSINESS PHONE:		4087271885

	MAIL ADDRESS:	
		STREET 1:		2125 O'NEL DRIVE
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95131

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NETERGY NETWORKS INC
		DATE OF NAME CHANGE:	20000912

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	8X8 INC
		DATE OF NAME CHANGE:	19961023
</SEC-HEADER>
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<TYPE>4
<SEQUENCE>1
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                </sharesOwnedFollowingTransaction>
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                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
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                <value>Restricted Stock Unit</value>
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            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F7"/>
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                </transactionAcquiredDisposedCode>
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            <exerciseDate>
                <value>2017-09-20</value>
                <footnoteId id="F13"/>
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            <expirationDate>
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            <underlyingSecurity>
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                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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                    <value>4804</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
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            <exerciseDate>
                <value>2018-09-20</value>
                <footnoteId id="F8"/>
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            <expirationDate>
                <value>2019-09-20</value>
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            <underlyingSecurity>
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            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
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        <derivativeTransaction>
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                <value>Performance Stock Units</value>
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            <conversionOrExercisePrice>
                <footnoteId id="F11"/>
            </conversionOrExercisePrice>
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            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
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                <transactionShares>
                    <value>4804</value>
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                <transactionPricePerShare>
                    <value>0</value>
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                    <value>D</value>
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            <exerciseDate>
                <footnoteId id="F9"/>
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                    <value>Common Stock</value>
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                    <value>4804.0</value>
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                <sharesOwnedFollowingTransaction>
                    <value>0</value>
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            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
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        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Unit</value>
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            <conversionOrExercisePrice>
                <footnoteId id="F11"/>
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            <transactionDate>
                <value>2019-09-22</value>
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                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F10"/>
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            <transactionAmounts>
                <transactionShares>
                    <value>9282</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
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            <exerciseDate>
                <value>2016-09-22</value>
                <footnoteId id="F14"/>
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            <expirationDate>
                <value>2019-09-22</value>
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            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
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                    <value>0</value>
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    </derivativeTable>

    <footnotes>
        <footnote id="F1">Includes 194 shares purchased on January 31, 2019 and 190 shares purchased on July 31, 2019 pursuant to the company's Employee Stock Purchase Plan (ESPP).</footnote>
        <footnote id="F2">4,693 Restricted Stock Units became fully vested and have been converted to Common Stock.</footnote>
        <footnote id="F3">Through the Martin Family Trust Dated August 3, 2000.</footnote>
        <footnote id="F4">Payment of tax liability by withholding securities incident to vesting of restricted stock units.</footnote>
        <footnote id="F5">As previously reported on a Form 4, the reporting person was awarded 15,388 performance share units (PSUs) on September 19, 2017, of which 50% were eligible to vest on each of the second and third anniversaries of the award date. On September 19, 2019, the first installment of 7,694 PSUs vested at 200% of target, such that 15,386 shares became issuable. Of these 8,410 were issued to the reporting person and the remaining 6,978 were withheld to pay the associated tax liability. The 7,694 shares of common stock reported in Table I correspond to the additional shares issued in excess of 7,694 share target for the first vesting installment.</footnote>
        <footnote id="F6">Payment of tax liability by withholding securities incident to vesting of performance stock units.</footnote>
        <footnote id="F7">6,448 Restricted Stock Units became fully vested and have been converted to Common Stock.</footnote>
        <footnote id="F8">As previously reported on a Form 4, the reporting person was awarded 9,608 performance share units (PSUs) on September 20, 2016, of which 50% were eligible to vest on each of the second and third anniversaries of the award date. On September 20, 2019, the second installment of 4,804 PSUs vested at 200% of target, such that 9,608 shares became issuable. Of these 5,251 were issued to the reporting person and the remaining 4,357 were withheld to pay the associated tax liability. The 4,804 shares of common stock reported in Table I correspond to the additional shares issued in excess of 4,804 share target for the second vesting installment.</footnote>
        <footnote id="F9">As previously reported on a Form 4, the reporting person was awarded 9,608 performance share units (PSUs) on September 26, 2016, of which 50% were eligible to vest on each of the September 20, 2018 and September 20, 2019 of the award date. On September 20, 2019, the second installment of 4,804 PSUs vested at 200% of target, such that 9,608 shares became issuable. Of these 4,771 were issued to the reporting person and the remaining 4,837 were withheld to pay the associated tax liability. The 4,804 shares of common stock reported in Table I correspond to the additional shares issued in excess of 4,804 share target for the second vesting installment.</footnote>
        <footnote id="F10">9,282 Restricted Stock Units became fully vested and have been converted to Common Stock.</footnote>
        <footnote id="F11">Right to receive one or more shares of EGHT Common Stock.</footnote>
        <footnote id="F12">This award vests at the rate of one-fourth of such shares at September 19, 2018, one-fourth of such shares at September 19, 2019, one-fourth of such shares at September 19, 2020 and one-fourth of such shares at September 19, 2021.</footnote>
        <footnote id="F13">This award vests at the rate of one-fourth of such shares at September 17, 2017, one-fourth of such shares at September 17, 2018, one-fourth of such shares at September 17, 2019 and one-fourth of such shares at September 17, 2020.</footnote>
        <footnote id="F14">This award vests at the rate of one-fourth of such shares at September 22, 2016, one-fourth of such shares at September 22, 2017, one-fourth of such shares at September 22, 2018 and one-fourth of such shares at September 22, 2019.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Sheryl Andersen, Attorney-in-Fact for Bryan R. Martin</signatureName>
        <signatureDate>2019-09-23</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
