Sec Form 4 Filing - SUMMIT VENTURES VI-A LP @ FLEETCOR TECHNOLOGIES INC - 2013-03-12

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person SUMMIT VENTURES VI-A LP 2. Issuer Name and Ticker or Trading Symbol FLEETCOR TECHNOLOGIES INC [ FLT] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 222 BERKELEY STREET, 18TH FLOOR 3. Date of Earliest Transaction (MM/DD/YY) 03/12/2013 (Street) BOSTON, MA02116 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) _____ Form filed by One Reporting Person __ X __ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 03/12/2013 S 1,500,000 ( 1 ) D $ 70.55 8,632,156 ( 2 ) D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other SUMMIT VENTURES VI-A LP 222 BERKELEY STREET 18TH FLOOR BOSTON, MA02116 X SUMMIT VENTURES VI-B LP 222 BERKELEY STREET 18TH FLOOR BOSTON, MA02116 X SUMMIT VI ADVISORS FUND LP C/O SUMMIT PARTNERS 222 BERKELEY STREET, 18TH FLORR BOSTON, MA02116 X SUMMIT VI ENTREPRENEURS FUND LP C/O SUMMIT PARTNERS 222 BERKELEY STREET, 18TH FLOOR BOSTON, MA02116 X SUMMIT INVESTORS VI LP C/O SUMMIT PARTNERS 222 BERKELEY STREET, 18TH FLOOR BOSTON, MA02116 X SUMMIT SUBORDINATED DEBT FUND II L P C/O SUMMIT PARTNERS 222 BERKELEY STREET, 18TH FLOOR BOSTON, MA02116 X Summit Partners Private Equity Fund VII-A, L.P. 222 BERKELEY STREET 18TH FLOOR BOSTON, MA02116 X Summit Partners Private Equity Fund VII B L P 222 BERKELEY STREET 18TH FLOOR BOSTON, MA02116 X Summit Investors I, LLC 222 BERKELEY STREET, 18TH FLOOR BOSTON, MA02116 X Summit Investors I (UK), L.P. 222 BERKELEY STREET, 18TH FLOOR BOSTON, MA02116 X Signatures Summit Ventures VI-A, L.P., by Summit Partners VI (GP), L.P., its GP, by Summit Partners VI (GP), LLC, its GP, by Summit Partners, L.P., its Manager, by Summit Master Company, LLC, its GP, by Robin W. Devereux, POA for Joseph F. Trustey, Member 03/13/2013 Signature of Reporting Person Date Summit Ventures VI-B, L.P., by Summit Partners VI (GP), L.P., Its GP, by Summit Partners VI (GP), LLC, Its GP, by Summit Partners, L.P., its Manager, by Summit Master Company, LLC, its GP, by Robin W. Devereux, POA for Joseph F. Trustey, Member 03/13/2013 Signature of Reporting Person Date Summit VI Advisors Fund, L.P., by Summit Partners VI (GP), L.P., its GP, by Summit Partners VI (GP), LLC, its GP, by Summit Partners, L.P., its Manager, by Summit Master Company, LLC, its GP, by Robin W. Devereux, POA for Joseph F. Trustey, Member 03/13/2013 Signature of Reporting Person Date Summit VI Entrepreneurs Fund, L.P., by Summit Partners VI (GP), L.P., its GP, by Summit Partners VI (GP), LLC, its GP, by Summit Partners, L.P., its Manager, by Summit Master Company, LLC, its GP, by Robin W. Devereux, POA for Joseph F. Trustey, Member 03/13/2013 Signature of Reporting Person Date Summit Investors VI, L.P., by Summit Partners VI (GP), L.P., its GP, by Summit Partners VI (GP), LLC, its GP, by Summit Partners, L.P., its Manager, by Summit Master Company, LLC, its GP, by Robin W. Devereux, POA for Joseph F. Trustey, Member 03/13/2013 Signature of Reporting Person Date Summit Partners Subordinated Debt Fund II, L.P., by Summit Partners Subordinated Debt II, LLC, its GP, by Stamps, Woodsum & Company IV, its GP, by Summit Partners, L.P., its GP, by Summit Master Company, LLC, its GP, by Robin W. Devereux, POA for Joseph 03/13/2013 Signature of Reporting Person Date Summit Partners Private Equity Fund VII-A, L.P., by Summit Partners PE VII, L.P., its GP, by Summit Partners PE VII, LLC, its GP, by Summit Partners, L.P., its GP, by Summit Master Company, LLC, its GP, by Robin W. Devereux, POA for Joseph Trustey, Member 03/13/2013 Signature of Reporting Person Date Summit Partners Private Equity Fund VII-B, L.P., by Summit Partners PE VII, L.P., its GP, by Summit Partners PE VII, LLC, its GP, by Summit Partners, L.P., its GP, by Summit Master Company, LLC, its GP, by Robin W. Devereux, POA for Joseph Trustey, Member 03/13/2013 Signature of Reporting Person Date Summit Investors I, LLC, by Summit Investors Management, LLC, its Manager, by Summit Partners, L.P., its Managing Member, by Summit Master Company, LLC, its general partner, by Robin W. Devereux, POA for Joseph F. Trustey, Member 03/13/2013 Signature of Reporting Person Date Summit Investors I (UK), L.P., by Summit Investors Management, LLC, its General Partner, by Summit Partners, L.P., its Managing Member, by Summit Master Company, its General Partner, by Robin W. Devereux, POA for Joseph F. Trustey, Member 03/13/2013 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Represents shares sold by the following entities: 852,358 shares of common stock sold by Summit Ventures VI-A, L.P., 355,468 shares of common stock sold by Summit Ventures VI-B, L.P., 17,727 shares of common stock sold by Summit VI Advisors Fund, L.P., 27,216 shares of common stock sold by Summit VI Entrepreneurs Fund, L.P., 7,137 shares of common stock sold by Summit Investors VI, L.P., 22,069 shares of common stock sold by Summit Subordinated Debt Fund II, L.P., 135,674 shares of common stock sold by Summit Partners Private Equity Fund VII-A, L.P., 81,488 shares of common stock sold by Summit Partners Private Equity Fund VII-B, L.P., 781 shares of common stock sold by Summit Investors I, LLC and 82 shares of common stock sold by Summit Investors I (UK), L.P. ( 2 )Represents shares held by the following entities: 4,905,127 shares of common stock held by Summit Ventures VI-A, L.P., 2,045,634 shares of common stock held by Summit Ventures VI-B, L.P., 102,013 shares of common stock held by Summit VI Advisors Fund, L.P., 156,624 shares of common stock held by Summit VI Entrepreneurs Fund, L.P., 41,071 shares of common stock held by Summit Investors VI, L.P., 127,002 shares of common stock held by Summit Subordinated Debt Fund II, L.P., 780,776 shares of common stock held by Summit Partners Private Equity Fund VII-A, L.P., 468,946 shares of common stock held by Summit Partners Private Equity Fund VII-B, L.P., 4,492 shares of common stock held by Summit Investors I, LLC and 471 shares of common stock held by Summit Investors I (UK), L.P.

Remarks: The entities mentioned in Footnotes 1 and 2 are collectively referred to as the "Summit Entites." Each of the Summit Entities disclaims beneficial ownership of all shares except those specifically listed in the Footnotes as held by such entity, except to the extent of each such entity's pecuniary interest therein.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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