<SEC-DOCUMENT>0001127602-25-001439.txt : 20250117
<SEC-HEADER>0001127602-25-001439.hdr.sgml : 20250117
<ACCEPTANCE-DATETIME>20250117161716
ACCESSION NUMBER:		0001127602-25-001439
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250115
FILED AS OF DATE:		20250117
DATE AS OF CHANGE:		20250117

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Fox-Martin Adaire
		CENTRAL INDEX KEY:			0001795624
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-40205
		FILM NUMBER:		25538883

	MAIL ADDRESS:	
		STREET 1:		C/O EQUINIX, INC
		STREET 2:		ONE LAGOON DRIVE
		CITY:			REDWOOD CITY
		STATE:			CA
		ZIP:			94065

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			EQUINIX INC
		CENTRAL INDEX KEY:			0001101239
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		ORGANIZATION NAME:           	05 Real Estate & Construction
		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
<FILENAME>form4.xml
<DESCRIPTION>PRIMARY DOCUMENT
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    <schemaVersion>X0508</schemaVersion>

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    <periodOfReport>2025-01-15</periodOfReport>

    <issuer>
        <issuerCik>0001101239</issuerCik>
        <issuerName>EQUINIX INC</issuerName>
        <issuerTradingSymbol>EQIX</issuerTradingSymbol>
    </issuer>

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        <reportingOwnerId>
            <rptOwnerCik>0001795624</rptOwnerCik>
            <rptOwnerName>Fox-Martin Adaire</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O EQUINIX, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>ONE LAGOON DRIVE</rptOwnerStreet2>
            <rptOwnerCity>REDWOOD CITY</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94065</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <officerTitle>CEO and President</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>1</aff10b5One>

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                <equitySwapInvolved>0</equitySwapInvolved>
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                </transactionShares>
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                <transactionShares>
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                </transactionShares>
                <transactionPricePerShare>
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                    <footnoteId id="F4"/>
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                <transactionAcquiredDisposedCode>
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                </transactionAcquiredDisposedCode>
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            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
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                </sharesOwnedFollowingTransaction>
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            <ownershipNature>
                <directOrIndirectOwnership>
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                </directOrIndirectOwnership>
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        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
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            <transactionDate>
                <value>2025-01-16</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
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                <footnoteId id="F1"/>
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            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
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                </transactionShares>
                <transactionPricePerShare>
                    <value>909.41</value>
                    <footnoteId id="F5"/>
                </transactionPricePerShare>
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                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
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                </sharesOwnedFollowingTransaction>
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        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
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            </securityTitle>
            <transactionDate>
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            </transactionDate>
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                </transactionShares>
                <transactionPricePerShare>
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                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
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                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
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                </directOrIndirectOwnership>
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                <footnoteId id="F1"/>
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            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
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                    <value>102</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>914.68</value>
                    <footnoteId id="F6"/>
                </transactionPricePerShare>
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                </transactionAcquiredDisposedCode>
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            <transactionDate>
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                <footnoteId id="F1"/>
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                </transactionPricePerShare>
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                </sharesOwnedFollowingTransaction>
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                    <value>D</value>
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                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
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                    <value>235</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>916.9035</value>
                    <footnoteId id="F8"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
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                <sharesOwnedFollowingTransaction>
                    <value>4391</value>
                </sharesOwnedFollowingTransaction>
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                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
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        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
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            </transactionDate>
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                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
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            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
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                </transactionShares>
                <transactionPricePerShare>
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                    <footnoteId id="F9"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
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            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>4329</value>
                </sharesOwnedFollowingTransaction>
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                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2025-01-15</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>2630</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F10"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F11"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>2630</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>5260</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Shares were sold pursuant to a 10b5-1 Trading Plan in order to raise funds to pay the required withholding tax pursuant to the vesting of RSUs.</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 $900.58 to $901.31, 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 footnotes 3 through 9 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 $904.12 to $905.03 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 $907.76 to $908.12 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 $909.12 to $909.70 inclusive.</footnote>
        <footnote id="F6">The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $914.16 to $915.20 inclusive.</footnote>
        <footnote id="F7">The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $915.48 to $916.365 inclusive.</footnote>
        <footnote id="F8">The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $916.57 to $917.39 inclusive.</footnote>
        <footnote id="F9">The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $917.79 to $918.19 inclusive.</footnote>
        <footnote id="F10">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, 2025 and an additional 33.33% of the RSUs will each vest on January 15, 2026 and January 15, 2027.</footnote>
        <footnote id="F11">Restricted stock unit award expires upon reporting person's termination of service.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Samantha Lagocki, POA</signatureName>
        <signatureDate>2025-01-17</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
