<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2010-12-20</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001175454</issuerCik>
        <issuerName>FLEETCOR TECHNOLOGIES INC</issuerName>
        <issuerTradingSymbol>FLT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000830588</rptOwnerCik>
            <rptOwnerName>SUMMIT PARTNERS L P</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>222 BERKELEY STREET</rptOwnerStreet1>
            <rptOwnerStreet2>18TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>BOSTON</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02116</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <officerTitle></officerTitle>
            <otherText>Manager of GP of 10% owner.</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001258825</rptOwnerCik>
            <rptOwnerName>SUMMIT PARTNERS VI GP LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SUMMIT PARTNERS, LP</rptOwnerStreet1>
            <rptOwnerStreet2>222 BERKLEY STREET, 18TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>BOSTON</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02116</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <officerTitle></officerTitle>
            <otherText>Manager of GP of 10% owner.</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001258826</rptOwnerCik>
            <rptOwnerName>SUMMIT PARTNERS VI GP LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SUMMIT PARTNERS, LP</rptOwnerStreet1>
            <rptOwnerStreet2>222 BERKLEY STREET, 18TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>BOSTON</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02116</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <officerTitle></officerTitle>
            <otherText>Manager of GP of 10% owner.</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001032076</rptOwnerCik>
            <rptOwnerName>STAMPS WOODSUM &amp; CO IV</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SUMMIT PARTNERS, LP</rptOwnerStreet1>
            <rptOwnerStreet2>222 BERKLEY STREET, 18TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>BOSTON</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02116</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <officerTitle></officerTitle>
            <otherText>Manager of GP of 10% owner.</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001032090</rptOwnerCik>
            <rptOwnerName>SUMMIT PARTNERS SD II LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SUMMIT PARTNERS, L.P.</rptOwnerStreet1>
            <rptOwnerStreet2>222 BERKLEY STREET, 18TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>BOSTON</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02116</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <officerTitle></officerTitle>
            <otherText>Manager of GP of 10% owner.</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001486419</rptOwnerCik>
            <rptOwnerName>Summit Partners PE VII, LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SUMMIT PARTNERS, L.P.</rptOwnerStreet1>
            <rptOwnerStreet2>222 BERKELEY STREET, 18TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>BOSTON</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02110</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <officerTitle></officerTitle>
            <otherText>Manager of GP of 10% owner.</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001486418</rptOwnerCik>
            <rptOwnerName>Summit Partners PE VII, L.P.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SUMMIT PARTNERS, L.P.</rptOwnerStreet1>
            <rptOwnerStreet2>222 BERKELEY STREET, 18TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>BOSTON</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02110</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <officerTitle></officerTitle>
            <otherText>Manager of GP of 10% owner.</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001507545</rptOwnerCik>
            <rptOwnerName>Summit Investors Management, LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SUMMIT PARTNERS, L.P.</rptOwnerStreet1>
            <rptOwnerStreet2>222 BERKELEY STREET, 18TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>BOSTON</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02110</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <officerTitle></officerTitle>
            <otherText>Manager of GP of 10% owner.</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001018067</rptOwnerCik>
            <rptOwnerName>MANNION MARTIN J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SUMMIT PARTNERS, L.P.</rptOwnerStreet1>
            <rptOwnerStreet2>222 BERKELEY STREET, 18TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>BOSTON</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02116</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <officerTitle></officerTitle>
            <otherText>Manager of GP of 10% owner.</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2010-12-20</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>C</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>8634619</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F7"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>24750066</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See remarks.</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2010-12-20</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>C</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>4283332</value>
                    <footnoteId id="F3"/>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F8"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>29033398</value>
                    <footnoteId id="F4"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See remarks.</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2010-12-20</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>5993228</value>
                    <footnoteId id="F5"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>21.56</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>23040170</value>
                    <footnoteId id="F6"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See remarks.</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Series D-3 Convertible Preferred Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F7"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2010-12-20</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>C</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>3453848</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F7"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F7"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>8634619</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See remarks.</value>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Series E Convertible Preferred Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F8"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2010-12-20</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>C</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1713333</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F8"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F8"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>4283332</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See remarks.</value>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Represents shares acquired by the following entities upon conversion of the Series D-3 Convertible Preferred Stock: 5,842,167 in the name of Summit Ventures VI-A, L.P., 121,500 in the name of Summit VI Advisors Fund, L.P., 186,545 in the name of Summit VI Entrepreneurs Fund, L.P., 2,436,417 in the name of Summit Ventures VI-B, L.P., and 47,990 in the name of Summit Investors VI, L.P.</footnote>
        <footnote id="F2">Represents shares held by the following entities: 16,497,909 in the name of Summit Ventures VI-A, L.P., 343,110 in the name of Summit VI Advisors Fund, L.P., 526,790 in the name of Summit VI Entrepreneurs Fund, L.P., 6,880,287 in the name of Summit Ventures VI-B, L.P., 137,835 in the name of Summit Investors VI, L.P., and 364,135 in the name of Summit Subordinated Debt Fund II, L.P.</footnote>
        <footnote id="F3">Represents shares acquired by the following entities upon conversion of the Series E Convertible Preferred Stock: 305 in the name of Summit Investors VI, L.P., 63,020 in the name of Summit Subordinated Debt Fund II, L.P., 2,626,060 in the name of Summit Partners Private Equity Fund VII-A, L.P., 1,577,252 in the name of Summit Partners Private Equity Fund VII-B, L.P., 15,110 in the name of Summit Investors I, LLC and 1,585 in the name of Summit Investors I (UK), L.P.</footnote>
        <footnote id="F4">Represents shares held by the following entities: 16,497,909 in the name of Summit Ventures VI-A, L.P., 343,110 in the name of Summit VI Advisors Fund, L.P., 526,790 in the name of Summit VI Entrepreneurs Fund, L.P., 6,880,287 in the name of Summit Ventures VI-B, L.P., 138,140 in the name of Summit Investors VI, L.P., 427,155 in the name of Summit Subordinated Debt Fund II, L.P., 2,626,060 in the name of Summit Partners Private Equity Fund VII-A, L.P., 1,577,252 in the name of Summit Partners Private Equity Fund VII-B, L.P., 15,110 in the name of Summit Investors I, LLC and 1,585 in the name of Summit Investors I (UK), L.P.</footnote>
        <footnote id="F5">Represents shares sold by the following entities: 3,405,585 sold by Summit Ventures VI-A, L.P., 70,826 sold by Summit VI Advisors Fund, L.P., 108,743 sold by Summit VI Entrepreneurs Fund, L.P.,1,420,265 sold by Summit Ventures VI-B, L.P., 28,516 sold by Summit Investors VI, L.P., 88,175 sold by Summit Subordinated Debt Fund II, L.P., 542,086 sold by Summit Partners Private Equity Fund VII-A, L.P., 325,585 sold by Summit Partners Private Equity Fund VII-B, L.P., 3,119 sold by Summit Investors I, LLC and 328 sold by Summit Investors I (UK), L.P.</footnote>
        <footnote id="F6">Represents shares held by the following entities: 13,092,324 in the name of Summit Ventures VI-A, L.P., 272,284 in the name of Summit VI Advisors Fund, L.P., 418,047 in the name of Summit VI Entrepreneurs Fund, L.P., 5,460,022 in the name of Summit Ventures VI-B, L.P., 109,624 in the name of Summit Investors VI, L.P., 338,980 in the name of Summit Subordinated Debt Fund II, L.P., 2,083,974 in the name of Summit Partners Private Equity Fund VII-A, L.P., 1,251,667 in the name of Summit Partners Private Equity Fund VII-B, L.P., 11,991 in the name of Summit Investors I, LLC and 1,257 in the name of Summit Investors I (UK), L.P.</footnote>
        <footnote id="F7">The Series D-3 Convertible Preferred Stock converted into Fleetcor Technologies, Inc. common stock on a two and one-half-for-one basis, and had no expiration date.</footnote>
        <footnote id="F8">The Series E Convertible Preferred Stock converted into Fleetcor Technologies, Inc. common stock on a two and one-half-for-one basis, and had no expiration date.</footnote>
    </footnotes>

    <remarks>The entities mentioned in Footnotes 1, 3 and 5 are collectively referred to as the &quot;Summit Entities.&quot;  Summit Partners, L.P. is (i) the managing member of Summit Partners VI (GP), LLC, which is the general partner of Summit Partners VI (GP), L.P., which is the general partner of each of Summit Ventures VI-A, L.P., Summit Ventures VI-B, L.P., Summit VI Advisors Fund, L.P., Summit VI Entrepreneurs Fund, L.P. and Summit Investors VI, L.P.; (ii) the managing member of Stamps, Woodsum &amp; Co. IV, which is the managing member of Summit Partners SD II, LLC, which is the general partner of Summit Subordinated Debt Fund II, L.P.; (iii) the managing member of Summit Partners PE VII, LLC, which is the general partner of Summit Partners PE VII, L.P., which is the general partner of Summit Partners Private Equity Fund VII-A, L.P. and Summit Partners Private Equity Fund VII-B, L.P., and (iv) the manager of Summit Investors Management, LLC, which is manager of Summit Investors I, LLC and the general partner of Summit Investors I (UK), L.P.  Summit Partners, L.P., through a two-person investment committee currently composed of Martin J. Mannion and Bruce R. Evans, has voting and dispositive authority over the shares held by the Summit Entities, and therefore may beneficially own such shares.  Mr. Mannion, as a member of the two person investment committee, may beneficially own such shares.  Each of the Summit Entities and Mr. Mannion disclaim beneficial ownership of shares, and this report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the shares for the purpose of Section 16 or for any other purpose, except, in each case, to the extent of each such Reporting Person's pecuniary interest therein.</remarks>

    <ownerSignature>
        <signatureName>Summit Partners VI (GP), LLC, By /s/ Robin W. Devereux, as Attorney-in-Fact</signatureName>
        <signatureDate>2010-12-20</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Summit Partners VI (GP), L.P., By /s/ Robin W. Devereux, as Attorney-in-Fact</signatureName>
        <signatureDate>2010-12-20</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Stamps, Woodsum &amp; Co. IV, By /s/ Robin W. Devereux, as Attorney-in-Fact</signatureName>
        <signatureDate>2010-12-20</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Summit Partners SD II, LLC, By /s/ Robin W. Devereux, as Attorney-in-Fact</signatureName>
        <signatureDate>2010-12-20</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Summit Partners PE VII, LLC, By /s/ Robin W. Devereux, as Attorney-in-Fact</signatureName>
        <signatureDate>2010-12-20</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Summit Partners PE VII, L.P., By /s/ Robin W. Devereux, as Attorney-in-Fact</signatureName>
        <signatureDate>2010-12-20</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Summit Investors Management, LLC, By /s/ Robin W. Devereux, as Attorney-in-Fact</signatureName>
        <signatureDate>2010-12-20</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>By /s/ Robin W. Devereux, as Attorney-in-Fact for Martin Mannion</signatureName>
        <signatureDate>2010-12-20</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Summit Partners, L.P., By /s/ Robin W. Devereux, as Attorney-in-Fact</signatureName>
        <signatureDate>2010-12-20</signatureDate>
    </ownerSignature>
</ownershipDocument>
