<SEC-DOCUMENT>0001209191-13-030302.txt : 20130603
<SEC-HEADER>0001209191-13-030302.hdr.sgml : 20130603
<ACCEPTANCE-DATETIME>20130603200214
ACCESSION NUMBER:		0001209191-13-030302
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20130530
FILED AS OF DATE:		20130603
DATE AS OF CHANGE:		20130603

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BOINGO WIRELESS INC
		CENTRAL INDEX KEY:			0001169988
		STANDARD INDUSTRIAL CLASSIFICATION:	COMMUNICATION SERVICES, NEC [4899]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE

	BUSINESS ADDRESS:	
		STREET 1:		10960 WILSHIRE BLVD., SUITE 800
		CITY:			LOS ANGELES
		STATE:			CA
		ZIP:			90024
		BUSINESS PHONE:		310-586-5180

	MAIL ADDRESS:	
		STREET 1:		10960 WILSHIRE BLVD., SUITE 800
		CITY:			LOS ANGELES
		STATE:			CA
		ZIP:			90024

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Mitsui & Co. Principal Investments Ltd.
		CENTRAL INDEX KEY:			0001541934
		STATE OF INCORPORATION:			M0
		FISCAL YEAR END:			0331

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35155
		FILM NUMBER:		13889445

	BUSINESS ADDRESS:	
		STREET 1:		NIHON KEIZAI SHIMBUN, TOKYO HEADQUARTERS
		STREET 2:		8TH FLOOR, 1-3-7 OTEMACHI, CHIYODA-KU
		CITY:			TOKYO
		STATE:			M0
		ZIP:			100-0004
		BUSINESS PHONE:		81-03-3285-3260

	MAIL ADDRESS:	
		STREET 1:		NIHON KEIZAI SHIMBUN, TOKYO HEADQUARTERS
		STREET 2:		8TH FLOOR, 1-3-7 OTEMACHI, CHIYODA-KU
		CITY:			TOKYO
		STATE:			M0
		ZIP:			100-0004

	FORMER NAME:	
		FORMER CONFORMED NAME:	Mitsui & Co. Principal Investmenst Ltd.
		DATE OF NAME CHANGE:	20120209

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Corporate Development Fund of Mitsui & Co., Ltd.
		CENTRAL INDEX KEY:			0001519555
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35155
		FILM NUMBER:		13889446

	BUSINESS ADDRESS:	
		STREET 1:		200 PARK AVE.
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10166
		BUSINESS PHONE:		858-436-8000

	MAIL ADDRESS:	
		STREET 1:		200 PARK AVE.
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10166

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MITSUI & CO USA INC
		CENTRAL INDEX KEY:			0001283674
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			0331

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35155
		FILM NUMBER:		13889447

	MAIL ADDRESS:	
		STREET 1:		200 PARK AVE
		STREET 2:		STE 600
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10166-0130

	FORMER NAME:	
		FORMER CONFORMED NAME:	MITUSI CO USA INC
		DATE OF NAME CHANGE:	20040315

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MITSUI & CO LTD
		CENTRAL INDEX KEY:			0000067099
		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-PETROLEUM & PETROLEUM PRODUCTS (NO BULK STATIONS) [5172]
		FISCAL YEAR END:			0331

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35155
		FILM NUMBER:		13889448

	BUSINESS ADDRESS:	
		STREET 1:		2-1 OTEMACHI 1 CHOME
		STREET 2:		CHIYODA-KU
		CITY:			TOKYO
		STATE:			M0
		ZIP:			100-0004
		BUSINESS PHONE:		81-3-3285-7910

	MAIL ADDRESS:	
		STREET 1:		2-1 OTEMACHI 1 CHOME
		STREET 2:		CHIYODA-KU
		CITY:			TOKYO
		STATE:			M0
		ZIP:			100-0004
</SEC-HEADER>
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        <issuerCik>0001169988</issuerCik>
        <issuerName>BOINGO WIRELESS INC</issuerName>
        <issuerTradingSymbol>WIFI</issuerTradingSymbol>
    </issuer>

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            <rptOwnerName>MITSUI &amp; CO LTD</rptOwnerName>
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        <reportingOwnerAddress>
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            <rptOwnerStreet2>CHIYODA-KU</rptOwnerStreet2>
            <rptOwnerCity>TOKYO</rptOwnerCity>
            <rptOwnerState>M0</rptOwnerState>
            <rptOwnerZipCode>100-0004</rptOwnerZipCode>
            <rptOwnerStateDescription>JAPAN</rptOwnerStateDescription>
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            <rptOwnerCik>0001283674</rptOwnerCik>
            <rptOwnerName>MITSUI &amp; CO USA INC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>200 PARK AVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10166</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001519555</rptOwnerCik>
            <rptOwnerName>Corporate Development Fund of Mitsui &amp; Co., Ltd.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>NIHON KEIZAI SHIMBUN, THB
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            <rptOwnerStreet2>1-3-7 OTEMACHI</rptOwnerStreet2>
            <rptOwnerCity>TOKYO</rptOwnerCity>
            <rptOwnerState>M0</rptOwnerState>
            <rptOwnerZipCode>100-0004</rptOwnerZipCode>
            <rptOwnerStateDescription>JAPAN</rptOwnerStateDescription>
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    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001541934</rptOwnerCik>
            <rptOwnerName>Mitsui &amp; Co. Principal Investments Ltd.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>NIHON KEIZAI SHIMBUN, THB
8TH FLOOR</rptOwnerStreet1>
            <rptOwnerStreet2>1-3-7 OTEMACHI CHIYODA-KU</rptOwnerStreet2>
            <rptOwnerCity>TOKYO</rptOwnerCity>
            <rptOwnerState>M0</rptOwnerState>
            <rptOwnerZipCode>100-0004</rptOwnerZipCode>
            <rptOwnerStateDescription>JAPAN</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
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    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2013-05-30</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>3900</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>7.1329</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
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                <sharesOwnedFollowingTransaction>
                    <value>1830291</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
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                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Corporate Development Fund of Mitsui &amp; Co., Ltd.</value>
                    <footnoteId id="F4"/>
                    <footnoteId id="F5"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2013-05-30</value>
            </transactionDate>
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                <transactionCode>S</transactionCode>
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                    <footnoteId id="F1"/>
                </transactionPricePerShare>
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                </transactionAcquiredDisposedCode>
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                <sharesOwnedFollowingTransaction>
                    <value>2157769</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Mitsui &amp; Co. (U.S.A.), Inc.</value>
                    <footnoteId id="F4"/>
                    <footnoteId id="F5"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2013-05-31</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionAmounts>
                <transactionShares>
                    <value>3100</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>7.2255</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
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                <sharesOwnedFollowingTransaction>
                    <value>1827191</value>
                </sharesOwnedFollowingTransaction>
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                    <value>I</value>
                </directOrIndirectOwnership>
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                    <footnoteId id="F4"/>
                    <footnoteId id="F5"/>
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            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
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            <transactionDate>
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            </transactionDate>
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                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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                <transactionPricePerShare>
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                    <footnoteId id="F2"/>
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                <natureOfOwnership>
                    <value>Mitsui &amp; Co. (U.S.A.), Inc.</value>
                    <footnoteId id="F4"/>
                    <footnoteId id="F5"/>
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            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
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            <transactionDate>
                <value>2013-06-03</value>
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                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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                <transactionShares>
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                <transactionPricePerShare>
                    <value>7.2045</value>
                    <footnoteId id="F3"/>
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                    <value>D</value>
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                    <value>1824291</value>
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                    <footnoteId id="F4"/>
                    <footnoteId id="F5"/>
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                <transactionShares>
                    <value>2900</value>
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                    <value>7.2045</value>
                    <footnoteId id="F3"/>
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                    <value>D</value>
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                <sharesOwnedFollowingTransaction>
                    <value>2151769</value>
                </sharesOwnedFollowingTransaction>
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                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Mitsui &amp; Co. (U.S.A.), Inc.</value>
                    <footnoteId id="F4"/>
                    <footnoteId id="F5"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
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    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">The prices reported in Column 4 are weighted average prices.  The shares were sold in multiple transactions at prices ranging from $7.02 to $7.26, inclusive.  The reporting person undertakes to provide to Boingo Wireless, Inc., any security holder of Boingo Wireless, 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 (1) to this Form 4.</footnote>
        <footnote id="F2">The prices reported in Column 4 are weighted average prices.  The shares were sold in multiple transactions at prices ranging from $7.165 to $7.30, inclusive.  The reporting person undertakes to provide to Boingo Wireless, Inc., any security holder of Boingo Wireless, 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 (2) to this Form 4.</footnote>
        <footnote id="F3">The prices reported in Column 4 are weighted average prices.  The shares were sold in multiple transactions at prices ranging from $7.10 to $7.32, inclusive.  The reporting person undertakes to provide to Boingo Wireless, Inc., any security holder of Boingo Wireless, 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) to this Form 4.</footnote>
        <footnote id="F4">Mitsui &amp; Co., Ltd. is the direct 100% owner of Mitsui &amp; Co. (U.S.A.), Inc.  Corporate Development Fund of Mitsui &amp; Co., Ltd. is 99% directly owned by Mitsui &amp; Co., Ltd. and 1% directly owned by Mitsui &amp; Co. Principal Investments Ltd., who has managing authority over Corporate Development Fund of Mitsui &amp; Co., Ltd.  Accordingly, Mitsui &amp; Co. Principal Investments Ltd. and Mitsui &amp; Co., Ltd. may be deemed to be the beneficial owners of the shares of Common Stock held by Mitsui &amp; Co. (U.S.A.), Inc. and Corporate Development Fund of Mitsui &amp; Co. (continued to footnote 5)</footnote>
        <footnote id="F5">(continued from footnote 4) but each disclaims beneficial ownership of such securities and this report shall not be deemed an admission that any of them is the beneficial owner of such securities, except to the extent of its pecuniary interests therein.  Mitsui &amp; Co. (U.S.A.), Inc. and Corporate Development Fund of Mitsui &amp; Co., Ltd may be deemed to beneficially own the securities held by each other but disclaim beneficial ownership of such securities and this report shall not be deemed an admission that either of them is the beneficial owner of such securities, except to the extent of their pecuniary interests therein.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Adam Walczak as Attorney-in-fact for Mitsui &amp; Co., Ltd.</signatureName>
        <signatureDate>2013-06-03</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Adam Walczak as Attorney-in-fact for Mitsui &amp; Co. (U.S.A.), Inc.</signatureName>
        <signatureDate>2013-06-03</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Adam Walczak as Attorney-in-fact for Corporate Development Fund of Mitsui &amp; Co., Ltd.</signatureName>
        <signatureDate>2013-06-03</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Adam Walczak as Attorney-in-fact for Mitsui &amp; Co. Principal Investments Ltd.</signatureName>
        <signatureDate>2013-06-03</signatureDate>
    </ownerSignature>
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