Definitive Additional Materials





Washington, D.C. 20549




(Rule 14a-101)


Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934



Filed by the Registrant  x                             Filed by a Party other than the Registrant  ¨

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¨   Preliminary Proxy Statement
¨   Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))
¨   Definitive Proxy Statement
x   Definitive Additional Materials
¨   Soliciting Material Pursuant to §240.14a-12

Sonic Corp.

(Name of Registrant as specified in its Charter)

(Name of Person(s) filing Proxy Statement, if other than the Registrant)

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*** Exercise Your Right to Vote ***

Important Notice Regarding the Availability of Proxy Materials for the

Shareholder Meeting to Be Held on January 28, 2016



                      SONIC CORP.




ATTN: Proxy Department







   Meeting Information



Meeting Type: Annual Meeting

        For holders as of: November 30, 2015    
        Date: January 28, 2016            Time: 1:30 PM CST    
        Location:   Sonic Building    
          300 Johnny Bench Drive    
          Oklahoma City, OK 73104    


You are receiving this communication because you hold shares in the above named company.



This is not a ballot. You cannot use this notice to vote these shares. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. You may view the proxy materials online at or easily request a paper copy (see reverse side).


We encourage you to access and review all of the important information contained in the proxy materials before voting.


      See the reverse side of this notice to obtain proxy materials and voting instructions.  


  Before You Vote  

How to Access the Proxy Materials


         Proxy Materials Available to VIEW or RECEIVE:    

1. Notice & Proxy Statement and the Annual Report

How to View Online:

Have the information that is printed in the box marked by the arrow    LOGO    (located on the following page) and visit:

How to Request and Receive a PAPER or E-MAIL Copy:

If you want to receive a paper or e-mail copy of these documents, you must request one. There is NO charge for requesting a copy. Please choose one of the following methods to make your request:

            1) BY INTERNET:    
            2) BY TELEPHONE    1-800-579-1639    
            3) BY E-MAIL*:    

*   If requesting materials by e-mail, please send a blank e-mail with the information that is printed in the box marked by the arrow    LOGO    (located on the following page) in the subject line.

Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment advisor. Please make the request as instructed above on or before January 14, 2016 to facilitate timely delivery.




  How To Vote  


Please Choose One of the Following Voting Methods



Vote In Person: Many shareholder meetings have attendance requirements including, but not limited to, the possession of an attendance ticket issued by the entity holding the meeting. Please check the meeting materials for any special requirements for meeting attendance. At the meeting, you will need to request a ballot to vote these shares.


Vote By Internet: To vote now by Internet, go to Have the information that is printed in the box marked by the arrow    LOGO    available and follow the instructions.


Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a proxy card.



    Voting items  


 The Board of Directors recommends you vote


 FOR the following:


   1.   Election of Directors        
   01   R. Neal Black   02     Clifford Hudson           03     Federico F. Peña           04     Susan E. Thronson  


 The Board of Directors recommends you vote FOR proposals 2 and 3.


   2   Ratification of the Audit Committee’s selection of KPMG LLP as the Company’s independent registered public accounting firm for fiscal year 2016.





Approval of our executive officers’ compensation.



 The Board of Directors recommends you vote AGAINST the following proposal:


   4   Adoption of a policy for accelerating the vesting of equity awards in the event of a change in control.


 NOTE: To act upon any such other matters as may properly come before the meeting or any adjournments or postponements thereof.