<SEC-DOCUMENT>0001127602-21-007183.txt : 20210222
<SEC-HEADER>0001127602-21-007183.hdr.sgml : 20210222
<ACCEPTANCE-DATETIME>20210222192800
ACCESSION NUMBER:		0001127602-21-007183
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210218
FILED AS OF DATE:		20210222
DATE AS OF CHANGE:		20210222

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Meyers Charles J
		CENTRAL INDEX KEY:			0001502558

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-31293
		FILM NUMBER:		21662414

	MAIL ADDRESS:	
		STREET 1:		301 VELOCITY WAY
		STREET 2:		5TH FLOOR
		CITY:			FOSTER CITY
		STATE:			CA
		ZIP:			94404

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			EQUINIX INC
		CENTRAL INDEX KEY:			0001101239
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		IRS NUMBER:				770487526
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		ONE LAGOON DRIVE
		CITY:			REDWOOD CITY
		STATE:			CA
		ZIP:			94065
		BUSINESS PHONE:		(650) 598-6000

	MAIL ADDRESS:	
		STREET 1:		ONE LAGOON DRIVE
		CITY:			REDWOOD CITY
		STATE:			CA
		ZIP:			94065
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
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<DESCRIPTION>PRIMARY DOCUMENT
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    <periodOfReport>2021-02-18</periodOfReport>

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        <issuerCik>0001101239</issuerCik>
        <issuerName>EQUINIX INC</issuerName>
        <issuerTradingSymbol>EQIX</issuerTradingSymbol>
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            <rptOwnerName>Meyers Charles J</rptOwnerName>
        </reportingOwnerId>
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            <rptOwnerStreet1>ONE LAGOON DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2>4TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>REDWOOD CITY</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94065</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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        <reportingOwnerRelationship>
            <isOfficer>1</isOfficer>
            <officerTitle>CEO and President</officerTitle>
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                    <value>100</value>
                </transactionShares>
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                </transactionPricePerShare>
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                    <value>D</value>
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                </transactionShares>
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            </securityTitle>
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            </conversionOrExercisePrice>
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                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionTimeliness></transactionTimeliness>
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                </transactionShares>
                <transactionPricePerShare>
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                </transactionAcquiredDisposedCode>
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                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>11128</value>
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                    <value>D</value>
                </directOrIndirectOwnership>
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                <equitySwapInvolved>0</equitySwapInvolved>
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                </transactionShares>
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                <underlyingSecurityShares>
                    <value>11545</value>
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                    <value>D</value>
                </directOrIndirectOwnership>
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            <transactionDate>
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            </transactionDate>
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                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>5773</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
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                <footnoteId id="F8"/>
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                <footnoteId id="F7"/>
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                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>5773</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
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                </sharesOwnedFollowingTransaction>
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                <directOrIndirectOwnership>
                    <value>D</value>
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            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Shares sold pursuant to a 10b5-1 Trading Plan.</footnote>
        <footnote id="F2">The price reported in Column 4 is a weighted average price.   These shares were sold in multiple transactions at prices ranging from $684.56 to $685.38, inclusive.  The reporting person undertakes to provide to Equinix, Inc, any security holder of Equinix Inc, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote 3 through 5 to this Form 4.</footnote>
        <footnote id="F3">The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $685.62 to $686.54 inclusive.</footnote>
        <footnote id="F4">The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $688.55 to $689.40 inclusive.</footnote>
        <footnote id="F5">The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $690.15 to $690.19 inclusive.</footnote>
        <footnote id="F6">Vesting is dependent upon continuous active service as an employee, consultant or director of the Company or a subsidiary of the Company (Service) throughout the vesting period. The Restricted Stock Units shall vest as follows: 33.33% of the RSUs vested on January 15, 2022 and an additional 33.33% of the RSUs will each vest on January 15, 2023 and January 15, 2024.</footnote>
        <footnote id="F7">Restricted stock unit award expires upon reporting person's termination of service.</footnote>
        <footnote id="F8">On February 26, 2020, the reporting person was granted performance restricted stock units, the vesting of which was subject to both continued service and the attainment of certain AFFO, Revenue and EBITDA targets for 2020.  The Compensation Committee certified the degree to which the targets were achieved, therefore 50% of the award vested on February 19, 2021, 25% will vest on February 15, 2022 and the remaining 25% will vest on February 15, 2023, subject solely to continued service.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Samantha Lagocki, POA</signatureName>
        <signatureDate>2021-02-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
