Sec Form 4 Filing - THAYER EQUITY INVESTORS V LP @ Roadrunner Transportation Systems, Inc. - 2013-08-19

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 THAYER EQUITY INVESTORS V LP 2. Issuer Name and Ticker or Trading Symbol Roadrunner Transportation Systems, Inc. [ RRTS] 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) 1730 PENNSYLVANIA AVENUE, SUITE 525 3. Date of Earliest Transaction (MM/DD/YY) 08/19/2013 (Street) WASHINGTON, DC20006 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 08/19/2013 S 2,800,000 ( 1 ) D $ 25.5825 10,446,625 ( 2 ) D ( 3 )

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 THAYER EQUITY INVESTORS V LP 1730 PENNSYLVANIA AVENUE SUITE 525 WASHINGTON, DC20006 X TC Roadrunner-Dawes Holdings, L.L.C. 1730 PENNSYLVANIA AVENUE SUITE 525 WASHINGTON, DC20006 X HCI EQUITY PARTNERS III, L.P. 1730 PENNSYLVANIA AVENUE SUITE 525 WASHINGTON, DC20006 X TC Sargent Holdings, L.L.C. 1730 PENNSYLVANIA AVENUE SUITE 525 WASHINGTON, DC20006 X HCI CO-INVESTORS III, L.P. 1730 PENNSYLVANIA AVENUE SUITE 525 WASHINGTON, DC20006 X TC Co-Investors V, LLC 1730 PENNSYLVANIA AVENUE SUITE 525 WASHINGTON, DC20006 X HC EQUITY PARTNERS V, L.L.C. 1730 PENNSYLVANIA AVENUE SUITE 525 WASHINGTON, DC20006 X HCI EQUITY MANAGEMENT, L.P. 1730 PENNSYLVANIA AVENUE SUITE 525 WASHINGTON, DC20006 X HCI EQUITY PARTNERS, L.L.C. 1730 PENNSYLVANIA AVENUE SUITE 525 WASHINGTON, DC20006 X HCI MANAGEMENT III, L.P. 1730 PENNSYLVANIA AVENUE SUITE 525 WASHINGTON, DC20006 X Signatures Thayer Equity Investors V, L.P. - /s/ Lisa Costello, CFO 08/21/2013 Signature of Reporting Person Date TC Roadrunner-Dawes Holdings, L.L.C. - /s/ Lisa Costello, CFO 08/21/2013 Signature of Reporting Person Date HCI Equity Partners III, L.P. - /s/ Lisa Costello, CFO 08/21/2013 Signature of Reporting Person Date TC Sargent Holdings, L.L.C. - /s/ Lisa Costello, CFO 08/21/2013 Signature of Reporting Person Date HCI Co-Investors III, L.P. - /s/ Lisa Costello, CFO 08/21/2013 Signature of Reporting Person Date TC Co-Investors V, LLC - /s/ Lisa Costello, CFO 08/21/2013 Signature of Reporting Person Date HC Equity Partners V, L.L.C. - /s/ Lisa Costello, CFO 08/21/2013 Signature of Reporting Person Date HCI Equity Management, L.P. - /s/ Lisa Costello, CFO 08/21/2013 Signature of Reporting Person Date HCI Management III, L.P. - /s/ Lisa Costello, CFO 08/21/2013 Signature of Reporting Person Date HCI Equity Partners, L.L.C. - /s/ Lisa Costello, CFO 08/21/2013 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Represents 2,286,165 shares sold by Thayer Equity Investors V, L.P. ("Thayer"); 4,789 shares sold by TC Roadrunner-Dawes Holdings, L.L.C. ("TC Roadrunner"); 4,806 shares sold by TC Sargent Holdings, L.L.C. ("TC Sargent"); 497,034 shares sold by HCI Equity Partners III, L.P. (f/k/a Thayer | Hidden Creek Partners II, L.P. ) ("Partners III"); and 7,206 shares sold by HCI Co-Investors III, L.P. (f/k/a THC Co-Investors II, L.P.) ("Co-Investors III"). HC Equity Partners V, L.L.C. ("HC Equity") is the general partner of Thayer; HCI Equity Management, L.P. ("HCI") is the sole manager of TC Co-Investors V, L.L.C. ("Co-Investors"), the managing member of TC Sargent and TC Roadrunner; HCI Management III, L.P. ("HCI Management III") is the general partner of Partners III and Co-Investors III. HCI Equity Partners, L.L.C. ("HCI Equity Partners") is the managing member/general partner of HC Equity, HCI and HCI Management III. ( 2 )Represents 8,529,240 shares held by Thayer; 17,869 shares held by TC Roadrunner; 17,932 shares held by TC Sargent; 1,854,401 shares held by Partners III; and 26,883 shares held by Co-Investors III. ( 3 )HC Equity, HCI, Co-Investors, HCI Management III and HCI Equity Partners may be deemed to be beneficial owners of the shares reported in Table I. Each of HC Equity, HCI, Co-Investors, HCI Management III, and HCI Equity Partners expressly disclaims beneficial ownership of the shares reported in Table I except to the extent of any pecuniary interest therein. The filing of this form should not be deemed an admission that HC Equity, HCI, Co-Investors, HCI Management III or HCI Equity Partners is, for Section 16 purposes or otherwise, the beneficial owner of such shares.

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